When to plant cauliflower in Memphis

Cauliflower is cold-hardy, so every date keys off Memphis's frost dates of Mar 14.
Step 1 · Sow
Start seeds indoors
Jan 31 – Feb 21
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Feb 28 – Mar 21
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Apr 29 – May 24
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Jul 19 – Aug 2
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Sep 24 – Oct 19
Maturity window for the second sowing.
Window
Days to maturity
60 – 85 d
Memphis's 239-day season leaves this much room.
Cauliflower on Memphis'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 14
NOV 16

Common questions

When will cauliflower be ready to harvest in Memphis?

Expect to harvest from around late April (Apr 29–May 24) in Memphis, based on its local frost dates. Confidence 80%.

When should I start cauliflower seeds indoors in Memphis?

Start seeds indoors around late January (Jan 31–Feb 21) in Memphis, based on its local frost dates. Confidence 85%.

When can I transplant cauliflower outdoors in Memphis?

Transplant outdoors around late February (Feb 28–Mar 21) in Memphis, based on its local frost dates. Confidence 89%.

Can I plant cauliflower in autumn in Memphis?

Yes — Memphis supports a second, autumn sowing of cauliflower around mid July (Jul 19–Aug 2), timed to mature before the first fall frost.

How long is the growing season in Memphis?

Memphis has roughly 239 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 Memphis's frost dates.

Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.