Zone 8b planting calendar

In zone 8b the last spring frost usually comes around March 17 and the first fall frost around November 13: about 241 frost-free days. Here is what to do each month.

Typical frost dates

Last spring frost
March 17 Middle half of the zone: Mar 10 – Mar 24. Over by Apr 6 in 9 of 10 years.
First fall frost
November 13 Middle half of the zone: Nov 9 – Nov 19. After Oct 30 in 9 of 10 years.
Frost-free season
about 241 days
Coldest winter nights
15 to 20 °F
ZIP codes in the zone
3,375

Most of its weather stations are in Texas, Oregon, Alabama, Mississippi, South Carolina and Georgia and 11 more.

Places in zone 8b

Zones measure winter cold, so frost dates still vary from place to place. A few weather stations across the zone:

Median frost dates at weather stations in zone 8b
PlaceStateLast spring frostFirst fall frostFrost-free days
ClevelandMississippiMar 15Nov 11241
CoupevilleWashingtonMar 17Nov 11237
CamdenAlabamaMar 18Nov 11241
CooperTexasMar 18Nov 13241
AikenSouth CarolinaMar 19Nov 14241
SandersvilleGeorgiaMar 19Nov 13241
WilmingtonNorth CarolinaMar 20Nov 15241
RexOregonMar 21Nov 22241

Month by month in zone 8b

Every job for all 60 crops, in the month it starts.

January

Start indoors

February

Start indoors

Sow outside

Plant out

March

Sow outside

Plant out

Start picking

April

Start picking

May

Start picking

June

Sow for fall

Start picking

July

Sow for fall

Start picking

August

Sow for fall

September

Sow for fall

October

Sow for fall

Start picking

November

Nothing to sow; clean and store the tools and note what grew well.

December

Start indoors