When to plant radish in Memphis
Radish is cold-hardy, so every date keys off Memphis's frost dates of Mar 14.
Step 1 · Sow
Direct sow outdoors
Feb 14 – Mar 7
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Mar 11 – Mar 16
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Sep 26 – Oct 10
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Oct 28 – Nov 2
Maturity window for the second sowing.
Window
Days to maturity
25 – 30 d
Memphis's 239-day season leaves this much room.
Radish on Memphis's growing year
Frost-bounded season with crops mapped onto the 12-month axis.
Frost risk Growing Harvest
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
FROST
FROST
MAR 14
NOV 16
Common questions
When can I sow radish outdoors in Memphis?
Direct-sow around mid February (Feb 14–Mar 7) in Memphis, based on its local frost dates. Confidence 89%.
When will radish be ready to harvest in Memphis?
Expect to harvest from around mid March (Mar 11–Mar 16) in Memphis, based on its local frost dates. Confidence 80%.
Can I plant radish in autumn in Memphis?
Yes — Memphis supports a second, autumn sowing of radish around late September (Sep 26–Oct 10), timed to mature before the first fall frost.
How long is the growing season in Memphis?
Memphis has roughly 239 frost-free days, which is enough time to grow radish to maturity outdoors.
The rule of thumb
Sow radish as soon as the soil is workable — it tolerates cool weather and light frost. Every date on this page is derived from that rule and Memphis's frost dates.
Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.