Looking at another week
Sunday, December 20, 2026
What can be planted at usual odds (3 in 10): spring frost Apr 27, fall frost Oct 30.
Frost odds · chance of a freezing night after your spring date
Plant outdoors now 0
Nothing goes outdoors this week at these odds.
Start seeds indoors now 0
No indoor starts are due this week.
Opening in the next 3 weeks 0
Nothing opens in the next three weeks.
Next to open
- Broccoli Start indoors Jan 19 – Jun 12 Opens in 30 days
- Brussels sprouts Start indoors Jan 19 – Apr 6 Opens in 30 days
- Cabbage Start indoors Jan 19 – Jun 19 Opens in 30 days
- Celery Start indoors Jan 26 – Apr 10 Opens in 37 days
- Kohlrabi Spring · Start indoors Jan 26 – Mar 30 Opens in 37 days
- Eggplant Start indoors Feb 9 – Jun 12 Opens in 51 days
Windows are counted from the frost dates with the Montana State University Extension rules (method). "Last call" = the window closes within 10 days.