BEGIN:VCALENDAR VERSION:2.0 PRODID:-//Frost Calendar//Thornton 2027//EN CALSCALE:GREGORIAN METHOD:PUBLISH X-WR-CALNAME:Thornton frost & planting 2027 BEGIN:VEVENT UID:colorado-thornton-2027-1@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270502 DTEND;VALUE=DATE:20270503 SUMMARY:Thornton: typical last frost (32°F\, 50%) DESCRIPTION:Half of years have their last 32°F night by today. NOAA 1991 –2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting-c alendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-2@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270514 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: safer last-frost date (32°F\, 10%) DESCRIPTION:About 1 year in 10 still has a 32°F night after today. NOAA 19 91–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting -calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-3@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270926 DTEND;VALUE=DATE:20270927 SUMMARY:Thornton: early first-frost risk (32°F\, 10%) DESCRIPTION:About 1 year in 10 has its first 32°F night by today. NOAA 199 1–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting- calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-4@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20271011 DTEND;VALUE=DATE:20271012 SUMMARY:Thornton: typical first frost (32°F\, 50%) DESCRIPTION:Half of years have had their first 32°F night by today. NOAA 1 991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, no t a forecast. Details: https://frostcalendar.com/colorado/thornton/plantin g-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-5@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270422 DTEND;VALUE=DATE:20270507 SUMMARY:Thornton: Start tomato seeds indoors DESCRIPTION:Start tomato seeds indoors. Timing rule: CSU Extension / UNL Ex tension (see methodology). NOAA 1991–2020 normals\, station Northglenn ( USC00055984). Long-term odds\, not a forecast. Details: https://frostcalen dar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-6@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270610 DTEND;VALUE=DATE:20270611 SUMMARY:Thornton: Tomatoes: transplant outdoors DESCRIPTION:Window from the typical-date anchor (Jun 10) to the safer ancho r (Jun 10). Tomatoes: transplant outdoors. Timing rule: CSU Extension / UN L Extension (see methodology). NOAA 1991–2020 normals\, station Northgle nn (USC00055984). Long-term odds\, not a forecast. Details: https://frostc alendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-7@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270326 DTEND;VALUE=DATE:20270410 SUMMARY:Thornton: Start pepper seeds indoors DESCRIPTION:Start pepper seeds indoors. Timing rule: CSU Extension / UNL Ex tension (see methodology). NOAA 1991–2020 normals\, station Northglenn ( USC00055984). Long-term odds\, not a forecast. Details: https://frostcalen dar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-8@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270516 DTEND;VALUE=DATE:20270529 SUMMARY:Thornton: Peppers: transplant outdoors DESCRIPTION:Window from the typical-date anchor (May 16) to the safer ancho r (May 28). Peppers: transplant outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglen n (USC00055984). Long-term odds\, not a forecast. Details: https://frostca lendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-9@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270418 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Potatoes: plant (seed pieces) outdoors DESCRIPTION:Window from the typical-date anchor (Apr 18 – May 2) to the s afer anchor (Apr 30 – May 14). Potatoes: plant (seed pieces) outdoors. T iming rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2 020 normals\, station Northglenn (USC00055984). Long-term odds\, not a for ecast. Details: https://frostcalendar.com/colorado/thornton/planting-calen dar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-10@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Onions (dry\, from sets): plant sets outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Onions (dry\, from sets): plant sets outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 n ormals\, station Northglenn (USC00055984). Long-term odds\, not a forecast . Details: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-11@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Peas: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Peas: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Nor thglenn (USC00055984). Long-term odds\, not a forecast. Details: https://f rostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-12@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270724 DTEND;VALUE=DATE:20270725 SUMMARY:Thornton: Last day to sow peas for a fall harvest DESCRIPTION:Last day to sow peas for a fall harvest. Timing rule: CSU Exten sion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https ://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-13@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Lettuce (leaf): direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Lettuce (leaf): direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, s tation Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-14@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270729 DTEND;VALUE=DATE:20270730 SUMMARY:Thornton: Last day to sow lettuce (leaf) for a fall harvest DESCRIPTION:Last day to sow lettuce (leaf) for a fall harvest. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals \, station Northglenn (USC00055984). Long-term odds\, not a forecast. Deta ils: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-15@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270418 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Carrots: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 18 – May 2) to the s afer anchor (Apr 30 – May 14). Carrots: direct sow outdoors. Timing rule : CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normal s\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Det ails: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-16@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270719 DTEND;VALUE=DATE:20270720 SUMMARY:Thornton: Last day to sow carrots for a fall harvest DESCRIPTION:Last day to sow carrots for a fall harvest. Timing rule: CSU Ex tension / UNL Extension (see methodology). NOAA 1991–2020 normals\, stat ion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: ht tps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-17@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270502 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Beans (snap): direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 2) to the safer anchor (May 14). Beans (snap): direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station North glenn (USC00055984). Long-term odds\, not a forecast. Details: https://fro stcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-18@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270715 DTEND;VALUE=DATE:20270716 SUMMARY:Thornton: Last day to sow beans (snap) for a fall harvest DESCRIPTION:Last day to sow beans (snap) for a fall harvest. Timing rule: C SU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Detail s: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-19@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270502 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Summer squash: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 2) to the safer anchor (May 14). Summer squash: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Nort hglenn (USC00055984). Long-term odds\, not a forecast. Details: https://fr ostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-20@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270725 DTEND;VALUE=DATE:20270726 SUMMARY:Thornton: Last day to sow summer squash for a fall harvest DESCRIPTION:Last day to sow summer squash for a fall harvest. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\ , station Northglenn (USC00055984). Long-term odds\, not a forecast. Detai ls: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-21@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270219 DTEND;VALUE=DATE:20270306 SUMMARY:Thornton: Start broccoli seeds indoors DESCRIPTION:Start broccoli seeds indoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcal endar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-22@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Broccoli: transplant outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Broccoli: transplant outdoors. Timing rule: CSU Exten sion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https ://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-23@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270605 DTEND;VALUE=DATE:20270620 SUMMARY:Thornton: Start broccoli seeds indoors for a fall crop DESCRIPTION:Start broccoli seeds indoors for a fall crop. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, st ation Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-24@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270724 DTEND;VALUE=DATE:20270725 SUMMARY:Thornton: Last day to set out broccoli transplants for a fall harve st DESCRIPTION:Last day to set out broccoli transplants for a fall harvest. Ti ming rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–20 20 normals\, station Northglenn (USC00055984). Long-term odds\, not a fore cast. Details: https://frostcalendar.com/colorado/thornton/planting-calend ar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-25@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270219 DTEND;VALUE=DATE:20270306 SUMMARY:Thornton: Start cabbage seeds indoors DESCRIPTION:Start cabbage seeds indoors. Timing rule: CSU Extension / UNL E xtension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcale ndar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-26@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Cabbage: transplant outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Cabbage: transplant outdoors. Timing rule: CSU Extens ion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https: //frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-27@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270516 DTEND;VALUE=DATE:20270531 SUMMARY:Thornton: Start cabbage seeds indoors for a fall crop DESCRIPTION:Start cabbage seeds indoors for a fall crop. Timing rule: CSU E xtension / UNL Extension (see methodology). NOAA 1991–2020 normals\, sta tion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: h ttps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-28@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270704 DTEND;VALUE=DATE:20270705 SUMMARY:Thornton: Last day to set out cabbage transplants for a fall harves t DESCRIPTION:Last day to set out cabbage transplants for a fall harvest. Tim ing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–202 0 normals\, station Northglenn (USC00055984). Long-term odds\, not a forec ast. Details: https://frostcalendar.com/colorado/thornton/planting-calenda r/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-29@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270305 DTEND;VALUE=DATE:20270320 SUMMARY:Thornton: Start cauliflower seeds indoors DESCRIPTION:Start cauliflower seeds indoors. Timing rule: CSU Extension / U NL Extension (see methodology). NOAA 1991–2020 normals\, station Northgl enn (USC00055984). Long-term odds\, not a forecast. Details: https://frost calendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-30@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270418 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Cauliflower: transplant outdoors DESCRIPTION:Window from the typical-date anchor (Apr 18 – May 2) to the s afer anchor (Apr 30 – May 14). Cauliflower: transplant outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 no rmals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-31@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Kohlrabi: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Kohlrabi: direct sow outdoors. Timing rule: CSU Exten sion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https ://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-32@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270808 DTEND;VALUE=DATE:20270809 SUMMARY:Thornton: Last day to sow kohlrabi for a fall harvest DESCRIPTION:Last day to sow kohlrabi for a fall harvest. Timing rule: CSU E xtension / UNL Extension (see methodology). NOAA 1991–2020 normals\, sta tion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: h ttps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-33@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Green onions: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Green onions: direct sow outdoors. Timing rule: CSU E xtension / UNL Extension (see methodology). NOAA 1991–2020 normals\, sta tion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: h ttps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-34@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270729 DTEND;VALUE=DATE:20270730 SUMMARY:Thornton: Last day to sow green onions for a fall harvest DESCRIPTION:Last day to sow green onions for a fall harvest. Timing rule: C SU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Detail s: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-35@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Radishes: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Radishes: direct sow outdoors. Timing rule: CSU Exten sion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https ://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-36@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270828 DTEND;VALUE=DATE:20270829 SUMMARY:Thornton: Last day to sow radishes for a fall harvest DESCRIPTION:Last day to sow radishes for a fall harvest. Timing rule: CSU E xtension / UNL Extension (see methodology). NOAA 1991–2020 normals\, sta tion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: h ttps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-37@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Spinach: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Spinach: direct sow outdoors. Timing rule: CSU Extens ion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https: //frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-38@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270818 DTEND;VALUE=DATE:20270819 SUMMARY:Thornton: Last day to sow spinach for a fall harvest DESCRIPTION:Last day to sow spinach for a fall harvest. Timing rule: CSU Ex tension / UNL Extension (see methodology). NOAA 1991–2020 normals\, stat ion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: ht tps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-39@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270404 DTEND;VALUE=DATE:20270501 SUMMARY:Thornton: Turnips: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 4–18) to the safer a nchor (Apr 16–30). Turnips: direct sow outdoors. Timing rule: CSU Extens ion / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https: //frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-40@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270808 DTEND;VALUE=DATE:20270809 SUMMARY:Thornton: Last day to sow turnips for a fall harvest DESCRIPTION:Last day to sow turnips for a fall harvest. Timing rule: CSU Ex tension / UNL Extension (see methodology). NOAA 1991–2020 normals\, stat ion Northglenn (USC00055984). Long-term odds\, not a forecast. Details: ht tps://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-41@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270418 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Beets: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 18 – May 2) to the s afer anchor (Apr 30 – May 14). Beets: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\ , station Northglenn (USC00055984). Long-term odds\, not a forecast. Detai ls: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-42@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270729 DTEND;VALUE=DATE:20270730 SUMMARY:Thornton: Last day to sow beets for a fall harvest DESCRIPTION:Last day to sow beets for a fall harvest. Timing rule: CSU Exte nsion / UNL Extension (see methodology). NOAA 1991–2020 normals\, statio n Northglenn (USC00055984). Long-term odds\, not a forecast. Details: http s://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-43@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270418 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Swiss chard: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 18 – May 2) to the s afer anchor (Apr 30 – May 14). Swiss chard: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 no rmals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-44@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270729 DTEND;VALUE=DATE:20270730 SUMMARY:Thornton: Last day to sow swiss chard for a fall harvest DESCRIPTION:Last day to sow swiss chard for a fall harvest. Timing rule: CS U Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details : https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-45@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270418 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Parsnips: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (Apr 18 – May 2) to the s afer anchor (Apr 30 – May 14). Parsnips: direct sow outdoors. Timing rul e: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 norma ls\, station Northglenn (USC00055984). Long-term odds\, not a forecast. De tails: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-46@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270502 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Sweet corn: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 2) to the safer anchor (May 14). Sweet corn: direct sow outdoors. Timing rule: CSU Extension / U NL Extension (see methodology). NOAA 1991–2020 normals\, station Northgl enn (USC00055984). Long-term odds\, not a forecast. Details: https://frost calendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-47@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270502 DTEND;VALUE=DATE:20270515 SUMMARY:Thornton: Cucumbers: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 2) to the safer anchor (May 14). Cucumbers: direct sow outdoors. Timing rule: CSU Extension / UN L Extension (see methodology). NOAA 1991–2020 normals\, station Northgle nn (USC00055984). Long-term odds\, not a forecast. Details: https://frostc alendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-48@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270720 DTEND;VALUE=DATE:20270721 SUMMARY:Thornton: Last day to sow cucumbers for a fall harvest DESCRIPTION:Last day to sow cucumbers for a fall harvest. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, st ation Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-49@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270319 DTEND;VALUE=DATE:20270410 SUMMARY:Thornton: Start eggplant seeds indoors DESCRIPTION:Start eggplant seeds indoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC00055984). Long-term odds\, not a forecast. Details: https://frostcal endar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-50@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270516 DTEND;VALUE=DATE:20270529 SUMMARY:Thornton: Eggplant: transplant outdoors DESCRIPTION:Window from the typical-date anchor (May 16) to the safer ancho r (May 28). Eggplant: transplant outdoors. Timing rule: CSU Extension / UN L Extension (see methodology). NOAA 1991–2020 normals\, station Northgle nn (USC00055984). Long-term odds\, not a forecast. Details: https://frostc alendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-51@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270516 DTEND;VALUE=DATE:20270529 SUMMARY:Thornton: Cantaloupe: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 16) to the safer ancho r (May 28). Cantaloupe: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northg lenn (USC00055984). Long-term odds\, not a forecast. Details: https://fros tcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-52@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270516 DTEND;VALUE=DATE:20270529 SUMMARY:Thornton: Watermelon: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 16) to the safer ancho r (May 28). Watermelon: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northg lenn (USC00055984). Long-term odds\, not a forecast. Details: https://fros tcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-53@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20270516 DTEND;VALUE=DATE:20270529 SUMMARY:Thornton: Winter squash: direct sow outdoors DESCRIPTION:Window from the typical-date anchor (May 16) to the safer ancho r (May 28). Winter squash: direct sow outdoors. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Nor thglenn (USC00055984). Long-term odds\, not a forecast. Details: https://f rostcalendar.com/colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT BEGIN:VEVENT UID:colorado-thornton-2027-54@frostcalendar.com DTSTAMP:20261008T171512Z DTSTART;VALUE=DATE:20271001 DTEND;VALUE=DATE:20271015 SUMMARY:Thornton: Plant garlic cloves DESCRIPTION:Plant garlic cloves. Timing rule: CSU Extension / UNL Extension (see methodology). NOAA 1991–2020 normals\, station Northglenn (USC0005 5984). Long-term odds\, not a forecast. Details: https://frostcalendar.com /colorado/thornton/planting-calendar/ TRANSP:TRANSPARENT URL:https://frostcalendar.com/colorado/thornton/planting-calendar/ END:VEVENT END:VCALENDAR