When to plant cabbage in Bristol
Cabbage is cold-hardy, so every date keys off Bristol's frost dates of Apr 12.
Step 1 · Sow
Start seeds indoors
Mar 1 – Mar 22
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Mar 22 – Apr 12
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
May 31 – Jun 30
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Jul 13 – Jul 27
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Sep 28 – Oct 28
Maturity window for the second sowing.
Window
Days to maturity
70 – 100 d
Bristol's 204-day season leaves this much room.
Cabbage on Bristol'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
APR 12
NOV 11
Common questions
When will cabbage be ready to harvest in Bristol?
Expect to harvest from around late May (May 31–Jun 30) in Bristol, based on its local frost dates. Confidence 75%.
When should I start cabbage seeds indoors in Bristol?
Start seeds indoors around early March (Mar 1–Mar 22) in Bristol, based on its local frost dates. Confidence 79%.
When can I transplant cabbage outdoors in Bristol?
Transplant outdoors around late March (Mar 22–Apr 12) in Bristol, based on its local frost dates. Confidence 83%.
Can I plant cabbage in autumn in Bristol?
Yes — Bristol supports a second, autumn sowing of cabbage around mid July (Jul 13–Jul 27), timed to mature before the first fall frost.
How long is the growing season in Bristol?
Bristol has roughly 204 frost-free days, which is enough time to grow cabbage to maturity outdoors.
The rule of thumb
Sow cabbage 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 Bristol's frost dates.
Confidence 83/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.