When to Plant Buttercup Squash in New Jersey
New Jersey spans USDA hardiness 6b to 8a (zones 6b to 8a on this page). Plant buttercup squash by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 6b · Zone 7a · Zone 7b · Zone 8a
Buttercup Squash planting calendar for New Jersey, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Start seeds indoors
Mar 30
Transplant outdoors
May 4
Projected first harvest
Aug 12
Buttercup Squash is ready to harvest in about 100 days. Full zone 6 guide (both 6a and 6b) →
Buttercup Squash planting calendar for New Jersey, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Start seeds indoors
Mar 25
Transplant outdoors
Apr 29
Projected first harvest
Aug 7
Buttercup Squash is ready to harvest in about 100 days. Full zone 7 guide (both 7a and 7b) →
Buttercup Squash planting calendar for New Jersey, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
Start seeds indoors
Mar 20
Transplant outdoors
Apr 24
Projected first harvest
Aug 2
Buttercup Squash is ready to harvest in about 100 days. Full zone 7 guide (both 7a and 7b) →
Buttercup Squash planting calendar for New Jersey, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Start seeds indoors
Mar 11
Transplant outdoors
Apr 15
Projected first harvest
Jul 24
Buttercup Squash is ready to harvest in about 100 days. Full zone 8 guide (both 8a and 8b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of buttercup squash in the HomeSown library. Tap any for its full grow guide.
Common problems with buttercup squash
What to watch for, with identification and treatment for each
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