What to plant in March, zone 5b
In zone 5b, the typical last spring frost is May 1 and the first fall frost is October 10. Here is your March checklist.
Start indoors
Start these indoors this month:
- BasilMarch 6 to March 20
- BroccoliFebruary 20 to March 6
- CabbageFebruary 20 to March 6
- CauliflowerFebruary 27 to March 13
- CollardsMarch 6
- EggplantMarch 6
- LettuceMarch 20 to March 27
- MarigoldMarch 20 to April 3
- ParsleyMarch 6 to March 20
- PepperMarch 6
- PetuniaFebruary 20 to March 6
- RhubarbMarch 20
- SpinachMarch 20 to March 27
- Swiss ChardMarch 20 to March 27
- TomatoMarch 20 to March 27
Transplant outdoors
Move these out to the garden this month:
- KaleMarch 27 to April 3
Direct sow
Sow these straight into the ground this month:
- KaleMarch 27 to April 3
Want your exact dates?
These are zone 5b 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.