When to plant cauliflower in Fukuoka
Cauliflower is cold-hardy, so every date keys off Fukuoka'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
Fukuoka's 268-day season leaves this much room.
Cauliflower on Fukuoka'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
MAR 15
DEC 8
Common questions
When will cauliflower be ready to harvest in Fukuoka?
Expect to harvest from around late April (Apr 30–May 25) in Fukuoka, based on its local frost dates. Confidence 65%.
When should I start cauliflower seeds indoors in Fukuoka?
Start seeds indoors around early February (Feb 1–Feb 22) in Fukuoka, based on its local frost dates. Confidence 68%.
When can I transplant cauliflower outdoors in Fukuoka?
Transplant outdoors around early March (Mar 1–Mar 22) in Fukuoka, based on its local frost dates. Confidence 72%.
How long is the growing season in Fukuoka?
Fukuoka has roughly 268 frost-free days, which is enough time to grow cauliflower to maturity outdoors.
The rule of thumb
Sow cauliflower 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 Fukuoka's frost dates.
Confidence 72/100 · NASA POWER (modeled) · 1991–2020 · frost dates are probabilities, not guarantees.