When to Plant Lentils in Zone 4
In USDA zone 4a, plant outdoors May 1 to July 25, and expect your first harvest around July 25. (4a shown here — see 4a and 4b dates separately below.)
Lentils planting calendar for USDA Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Direct sow
May 1
Projected first harvest
Jul 25
Lentils is ready to harvest in about 85 days, needing roughly 128 frost-free days in zone 4a.
Lentils planting calendar for USDA Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Direct sow
Apr 26
Projected first harvest
Jul 20
Lentils is ready to harvest in about 85 days, needing roughly 138 frost-free days in zone 4b.
Not sure whether you're in 4a or 4b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of lentils in the HomeSown library. Tap any for its full grow guide.
Common problems with lentils
What to watch for, with identification and treatment for each
🌱 Grow lentils with a calendar built for your exact yard
HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.
Start your free garden →