When to plant sweet potato in Moreno Valley
Sweet potato is frost-tender, so every date keys off Moreno Valley's last spring frost of Feb 23.
Step 1 · Plant
Transplant outdoors
May 5 – May 26
Once frost risk has passed and nights stay mild.
Step 2 · Harvest
Harvest window
Aug 3 – Sep 2
Picking runs until conditions turn against the crop.
Window
Days to maturity
90 – 120 d
Moreno Valley's 284-day season leaves this much room.
Sweet potato on Moreno Valley'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
FEB 23
DEC 9
Common questions
When will sweet potato be ready to harvest in Moreno Valley?
Expect to harvest from around early August (Aug 3–Sep 2) in Moreno Valley, based on its local frost dates. Confidence 74%.
When can I transplant sweet potato outdoors in Moreno Valley?
Transplant outdoors around early May (May 5–May 26) in Moreno Valley, based on its local frost dates. Confidence 80%.
How long is the growing season in Moreno Valley?
Moreno Valley has roughly 284 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 Moreno Valley's frost dates.
Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.