When to plant peas in San Antonio
Peas is cold-hardy, so every date keys off San Antonio's frost dates of Feb 21.
Step 1 · Sow
Direct sow outdoors
Jan 17 – Feb 7
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Mar 13 – Mar 28
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Aug 30 – Sep 13
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Oct 31 – Nov 15
Maturity window for the second sowing.
Window
Days to maturity
55 – 70 d
San Antonio's 282-day season leaves this much room.
Peas on San Antonio'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
FEB 21
NOV 29
Common questions
When can I sow peas outdoors in San Antonio?
Direct-sow around mid January (Jan 17–Feb 7) in San Antonio, based on its local frost dates. Confidence 83%.
When will peas be ready to harvest in San Antonio?
Expect to harvest from around mid March (Mar 13–Mar 28) in San Antonio, based on its local frost dates. Confidence 75%.
Can I plant peas in autumn in San Antonio?
Yes — San Antonio supports a second, autumn sowing of peas around late August (Aug 30–Sep 13), timed to mature before the first fall frost.
How long is the growing season in San Antonio?
San Antonio has roughly 282 frost-free days, which is enough time to grow peas to maturity outdoors.
The rule of thumb
Sow peas 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 San Antonio's frost dates.
Confidence 83/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.