When to Plant Bitter Melon in Zone 4
In USDA zone 4, start seeds indoors around April 17, transplant or plant outdoors May 29 to August 7, and expect your first harvest around August 7.
Bitter Melon planting calendar for USDA Zone 4
Start seeds indoors
Apr 17
Transplant outdoors
May 29
Projected first harvest
Aug 7
Bitter Melon is ready to harvest in about 70 days. Dates use USDA zone 4a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 4 means for bitter melon
Average last spring frost
May 15
Average first fall frost
September 20
Those two dates are what set the schedule above. Zone 4 gives you roughly 128 frost-free days, and bitter melon need about 70 days to mature.
Varieties to grow
1 variety of bitter melon in the HomeSown library. Tap any for its full grow guide.
Common problems with bitter melon
What to watch for, with identification and treatment for each
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