When to plant radish in Marseille
Radish is cold-hardy, so every date keys off Marseille's frost dates of Feb 22.
Step 1 · Sow
Direct sow outdoors
Jan 25 – Feb 15
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Feb 19 – Feb 24
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Oct 13 – Oct 27
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Nov 14 – Nov 19
Maturity window for the second sowing.
Window
Days to maturity
25 – 30 d
Marseille's 284-day season leaves this much room.
Radish on Marseille'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
FEB 22
DEC 3
Common questions
When can I sow radish outdoors in Marseille?
Direct-sow around late January (Jan 25–Feb 15) in Marseille, based on its local frost dates. Confidence 88%.
When will radish be ready to harvest in Marseille?
Expect to harvest from around mid February (Feb 19–Feb 24) in Marseille, based on its local frost dates. Confidence 79%.
Can I plant radish in autumn in Marseille?
Yes — Marseille supports a second, autumn sowing of radish around mid October (Oct 13–Oct 27), timed to mature before the first fall frost.
How long is the growing season in Marseille?
Marseille has roughly 284 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 Marseille's frost dates.
Confidence 88/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.