What to plant in August, zone 3a
In zone 3a, the typical last spring frost is May 29 and the first fall frost is September 5. Here is your August checklist.
Fall planting
Plant these for fall and overwintering this month:
- CabbageJune 27 to August 1
- CauliflowerJune 27 to August 1
- KaleJuly 4 to August 8
- SpinachJune 27 to August 1
- Swiss ChardAugust 8 to August 15
Harvest
Expect to harvest these this month:
- BeetJuly 7 to August 3
- CarrotJuly 17 to August 23
- ParsnipAugust 16 to September 12
- PumpkinAugust 7 to October 10
- Sweet CornJuly 28 to September 10
- WatermelonAugust 22 to September 10
- ZucchiniJuly 23 to August 6
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.