When to plant pepper (sweet & chili) in San Bernardino
Pepper (sweet & chili) is frost-tender, so every date keys off San Bernardino's last spring frost of Feb 23.
Step 1 · Sow
Start seeds indoors
Jan 25 – Feb 15
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 5 – May 26
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 9 – Aug 3
Picking runs until conditions turn against the crop.
Window
Days to maturity
65 – 90 d
San Bernardino's 284-day season leaves this much room.
Pepper (sweet & chili) on San Bernardino'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 pepper (sweet & chili) be ready to harvest in San Bernardino?
Expect to harvest from around early July (Jul 9–Aug 3) in San Bernardino, based on its local frost dates. Confidence 70%.
When should I start pepper (sweet & chili) seeds indoors in San Bernardino?
Start seeds indoors around late January (Jan 25–Feb 15) in San Bernardino, based on its local frost dates. Confidence 74%.
When can I transplant pepper (sweet & chili) outdoors in San Bernardino?
Transplant outdoors around early May (May 5–May 26) in San Bernardino, based on its local frost dates. Confidence 76%.
How long is the growing season in San Bernardino?
San Bernardino has roughly 284 frost-free days, which is enough time to grow pepper (sweet & chili) to maturity outdoors.
The rule of thumb
Sow pepper (sweet & chili) 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 San Bernardino's frost dates.
Confidence 78/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.