When to plant broccoli in Marseille
Broccoli is cold-hardy, so every date keys off Marseille's frost dates of Mar 15.
Step 1 · Sow
Start seeds indoors
Feb 1 – Feb 22
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Mar 1 – Mar 22
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Apr 30 – May 25
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 85 d
Marseille's 261-day season leaves this much room.
Broccoli 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
FROST
MAR 15
DEC 1
Common questions
When will broccoli be ready to harvest in Marseille?
Expect to harvest from around late April (Apr 30–May 25) in Marseille, based on its local frost dates. Confidence 76%.
When should I start broccoli seeds indoors in Marseille?
Start seeds indoors around early February (Feb 1–Feb 22) in Marseille, based on its local frost dates. Confidence 80%.
When can I transplant broccoli outdoors in Marseille?
Transplant outdoors around early March (Mar 1–Mar 22) in Marseille, based on its local frost dates. Confidence 84%.
How long is the growing season in Marseille?
Marseille has roughly 261 frost-free days, which is enough time to grow broccoli to maturity outdoors.
The rule of thumb
Sow broccoli 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 84/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.