When to plant broccoli in New Haven
Common questions
When will broccoli be ready to harvest in New Haven?
Expect to harvest from around early June (Jun 4–Jun 29) in New Haven, based on its local frost dates. Confidence 75%.
When should I start broccoli seeds indoors in New Haven?
Start seeds indoors around early March (Mar 8–Mar 29) in New Haven, based on its local frost dates. Confidence 79%.
When can I transplant broccoli outdoors in New Haven?
Transplant outdoors around early April (Apr 5–Apr 26) in New Haven, based on its local frost dates. Confidence 83%.
Can I plant broccoli in autumn in New Haven?
Yes — New Haven supports a second, autumn sowing of broccoli around early July (Jul 5–Jul 19), timed to mature before the first fall frost.
How long is the growing season in New Haven?
New Haven has roughly 184 frost-free days, which is enough time to grow broccoli to maturity outdoors.
Sow broccoli as soon as the soil is workable — it tolerates cool weather and light frost. Every date on this page is derived from that rule and New Haven's frost dates.