When to plant cauliflower in Greensboro

Cauliflower is cold-hardy, so every date keys off Greensboro's frost dates of Apr 4.
Step 1 · Sow
Start seeds indoors
Feb 21 – Mar 14
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Mar 21 – Apr 11
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
May 20 – Jun 14
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Jul 12 – Jul 26
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Sep 17 – Oct 12
Maturity window for the second sowing.
Window
Days to maturity
60 – 85 d
Greensboro's 220-day season leaves this much room.
Cauliflower on Greensboro'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
APR 4
NOV 5

Common questions

When will cauliflower be ready to harvest in Greensboro?

Expect to harvest from around mid May (May 20–Jun 14) in Greensboro, based on its local frost dates. Confidence 79%.

When should I start cauliflower seeds indoors in Greensboro?

Start seeds indoors around late February (Feb 21–Mar 14) in Greensboro, based on its local frost dates. Confidence 84%.

When can I transplant cauliflower outdoors in Greensboro?

Transplant outdoors around late March (Mar 21–Apr 11) in Greensboro, based on its local frost dates. Confidence 88%.

Can I plant cauliflower in autumn in Greensboro?

Yes — Greensboro supports a second, autumn sowing of cauliflower around mid July (Jul 12–Jul 26), timed to mature before the first fall frost.

How long is the growing season in Greensboro?

Greensboro has roughly 220 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 Greensboro's frost dates.

Confidence 88/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.