When to plant sweet potato in Toulouse
Sweet potato is frost-tender, so every date keys off Toulouse's last spring frost of Apr 5.
Step 1 · Plant
Transplant outdoors
Apr 26 – May 17
Once frost risk has passed and nights stay mild.
Step 2 · Harvest
Harvest window
Jul 25 – Aug 24
Picking runs until conditions turn against the crop.
Window
Days to maturity
90 – 120 d
Toulouse's 217-day season leaves this much room.
Sweet potato on Toulouse'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 5
NOV 8
Common questions
When will sweet potato be ready to harvest in Toulouse?
Expect to harvest from around late July (Jul 25–Aug 24) in Toulouse, based on its local frost dates. Confidence 65%.
When can I transplant sweet potato outdoors in Toulouse?
Transplant outdoors around late April (Apr 26–May 17) in Toulouse, based on its local frost dates. Confidence 72%.
How long is the growing season in Toulouse?
Toulouse has roughly 217 frost-free days, which is enough time to grow sweet potato to maturity outdoors.
The rule of thumb
Sow sweet potato 6–8 weeks before your last spring frost; plant out 2–3 weeks after it. Every date on this page is derived from that rule and Toulouse's frost dates.
Confidence 72/100 · NASA POWER (modeled) · 1991–2020 · frost dates are probabilities, not guarantees.