When to Plant Arugula in Zone 4
In USDA zone 4, plant outdoors May 1 to June 5, and expect your first harvest around June 5. Zone 4 also has a fall planting window opening around August 2.
Arugula planting calendar for USDA Zone 4
spring planting
Direct sow
May 1
Projected first harvest
Jun 5
fall planting
Direct sow
Aug 2
Projected first harvest
Sep 6
spring planting
fall planting
Arugula is ready to harvest in about 35 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 arugula
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 arugula need about 35 days to mature.
Varieties to grow
1 variety of arugula in the HomeSown library. Tap any for its full grow guide.
Common problems with arugula
What to watch for, with identification and treatment for each
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