When to Plant Broccoli in Zone 5
In USDA zone 5, start seeds indoors around March 3, transplant or plant outdoors April 14 to June 18, and expect your first harvest around June 18. Zone 5 also has a fall planting window opening around July 16.
Broccoli planting calendar for USDA Zone 5
spring planting
Start seeds indoors
Mar 3
Transplant outdoors
Apr 14
Projected first harvest
Jun 18
fall planting
Start seeds indoors
Jun 11
Transplant outdoors
Jul 16
Projected first harvest
Sep 19
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Dates use USDA zone 5a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 5 means for broccoli
Average last spring frost
May 5
Average first fall frost
October 1
Those two dates are what set the schedule above. Zone 5 gives you roughly 149 frost-free days, and broccoli need about 50 to 200 days depending on the variety to mature.
Varieties to grow
4 varieties of broccoli in the HomeSown library. Tap any for its full grow guide.
Common problems with broccoli
What to watch for, with identification and treatment for each
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