When to plant cauliflower in Norfolk

Cauliflower is cold-hardy, so every date keys off Norfolk's frost dates of Mar 13.
Step 1 · Sow
Start seeds indoors
Jan 30 – Feb 20
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Feb 27 – Mar 20
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Apr 28 – May 23
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Jul 30 – Aug 13
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Oct 5 – Oct 30
Maturity window for the second sowing.
Window
Days to maturity
60 – 85 d
Norfolk's 262-day season leaves this much room.
Cauliflower on Norfolk'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
MAR 13
NOV 24

Common questions

When will cauliflower be ready to harvest in Norfolk?

Expect to harvest from around late April (Apr 28–May 23) in Norfolk, based on its local frost dates. Confidence 77%.

When should I start cauliflower seeds indoors in Norfolk?

Start seeds indoors around late January (Jan 30–Feb 20) in Norfolk, based on its local frost dates. Confidence 82%.

When can I transplant cauliflower outdoors in Norfolk?

Transplant outdoors around late February (Feb 27–Mar 20) in Norfolk, based on its local frost dates. Confidence 86%.

Can I plant cauliflower in autumn in Norfolk?

Yes — Norfolk supports a second, autumn sowing of cauliflower around late July (Jul 30–Aug 13), timed to mature before the first fall frost.

How long is the growing season in Norfolk?

Norfolk has roughly 262 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 Norfolk's frost dates.

Confidence 86/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.