When to Plant Asparagus in Zone 5
In USDA zone 5a, plant outdoors May 5 to May 12, and expect your first harvest around May 12. (5a shown here — see 5a and 5b dates separately below.)
Asparagus planting calendar for USDA Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Direct sow
May 5
Projected first harvest
May 12
Most asparagus mature in about 7 days, needing roughly 149 frost-free days in zone 5a.
Asparagus planting calendar for USDA Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Direct sow
Apr 30
Projected first harvest
May 7
Most asparagus mature in about 7 days, needing roughly 158 frost-free days in zone 5b.
Not sure whether you're in 5a or 5b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
3 varieties of asparagus in the HomeSown library. Tap any for its full grow guide.
Common problems with asparagus
What to watch for, with identification and treatment for each
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