When to plant Radishes in Virginia

In spring, from Jan 20 – May 1 in Alexandria to Mar 20 – May 10 in Radford.

In fall, from Aug 1 – Oct 1 in Blacksburg to Sept 1 – Nov 15 in Williamsburg.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Radishes planting dates by place in Virginia
PlaceSpringFall
AlexandriaJan 20 – May 1Sept 1 – Dec 1Now
BlacksburgMar 10 – May 10Aug 1 – Oct 1
BristolMar 10 – May 10Aug 1 – Oct 1
CharlottesvilleFeb 15 – May 1Sept 1 – Nov 15Now
ChesapeakeJan 20 – May 1Sept 1 – Dec 1Now
ChristiansburgMar 10 – May 10Aug 1 – Oct 1
Colonial HeightsFeb 15 – May 1Aug 15 – Oct 15
CulpeperMar 10 – May 10Aug 1 – Oct 1
DanvilleMar 1 – May 1Aug 15 – Oct 15
FairfaxMar 1 – May 1Aug 15 – Oct 15
Falls ChurchMar 1 – May 1Aug 15 – Oct 15
FredericksburgMar 1 – May 1Aug 15 – Oct 15
Front RoyalMar 1 – May 1Aug 15 – Oct 15
HamptonJan 20 – May 1Sept 1 – Nov 15Now
HarrisonburgMar 10 – May 10Aug 1 – Oct 1
HerndonMar 1 – May 1Aug 1 – Oct 1
HopewellFeb 15 – May 1Sept 1 – Nov 15Now
LeesburgMar 10 – May 10Aug 1 – Oct 1
LynchburgMar 10 – May 10Aug 1 – Oct 1
ManassasMar 1 – May 1Aug 15 – Oct 15
Manassas ParkMar 1 – May 1Aug 15 – Oct 15
MartinsvilleMar 10 – May 10Aug 1 – Oct 1
Newport NewsFeb 15 – May 1Sept 1 – Nov 15Now
NorfolkJan 20 – May 1Sept 1 – Dec 31Now
PetersburgFeb 15 – May 1Aug 15 – Oct 15
PoquosonJan 20 – May 1Sept 1 – Nov 15Now
PortsmouthJan 20 – May 1Sept 1 – Dec 1Now
RadfordMar 20 – May 10Aug 1 – Oct 1
RichmondFeb 15 – May 1Aug 15 – Oct 15
RoanokeFeb 15 – May 1Aug 15 – Oct 15
SalemFeb 15 – May 1Aug 15 – Oct 15
StauntonMar 1 – May 1Aug 15 – Oct 15
SuffolkFeb 15 – May 1Sept 1 – Nov 15Now
ViennaMar 1 – May 1Aug 15 – Oct 15
Virginia BeachFeb 15 – May 1Sept 1 – Nov 15Now
WarrentonMar 1 – May 1Aug 15 – Oct 15
WaynesboroMar 10 – May 10Aug 1 – Oct 1
WilliamsburgFeb 15 – May 1Sept 1 – Nov 15Now
WinchesterMar 1 – May 1Aug 15 – Oct 15

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for radishes.