What to plant in April, zone 3a
In zone 3a, the typical last spring frost is May 29 and the first fall frost is September 5. Here is your April checklist.
Start indoors
Start these indoors this month:
- BasilApril 3 to April 17
- BroccoliMarch 20 to April 3
- CabbageMarch 20 to April 3
- CauliflowerMarch 27 to April 10
- CollardsApril 3
- EggplantApril 3
- LettuceApril 17 to April 24
- MarigoldApril 17 to May 1
- ParsleyApril 3 to April 17
- PepperApril 3
- PetuniaMarch 20 to April 3
- RhubarbApril 17
- SpinachApril 17 to April 24
- Swiss ChardApril 17 to April 24
- TomatoApril 17 to April 24
Transplant outdoors
Move these out to the garden this month:
- KaleApril 24 to May 1
Direct sow
Sow these straight into the ground this month:
- KaleApril 24 to May 1
Want your exact dates?
These are zone 3a averages. Enter your ZIP for a calendar built on your nearest weather station.
Open the planting calendarUSDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service / Oregon State University PRISM Group. NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020. Zone dates are medians; local conditions vary.