When to Plant Boneset in Delaware
Delaware spans USDA hardiness 7a to 8a (zones 7a to 8a on this page). Plant boneset by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 7a · Zone 7b · Zone 8a
Boneset planting calendar for Delaware, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Start seeds indoors
Feb 18
Transplant outdoors
Apr 29
Projected first harvest
Jul 28
Boneset is ready to harvest in about 90 days. Full zone 7 guide (both 7a and 7b) →
Boneset planting calendar for Delaware, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
Start seeds indoors
Feb 13
Transplant outdoors
Apr 24
Projected first harvest
Jul 23
Boneset is ready to harvest in about 90 days. Full zone 7 guide (both 7a and 7b) →
Boneset planting calendar for Delaware, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Start seeds indoors
Feb 4
Transplant outdoors
Apr 15
Projected first harvest
Jul 14
Boneset is ready to harvest in about 90 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 boneset in the HomeSown library. Tap any for its full grow guide.
Common problems with boneset
What to watch for, with identification and treatment for each
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