When to plant sweet corn in Santa Ana
Sweet corn is frost-tender, so every date keys off Santa Ana's last spring frost.
Step 1 · Sow
Direct sow outdoors
Mar 14 – Apr 4
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 13 – Jun 22
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 100 d
From sowing to first pick.
Common questions
When can I sow sweet corn outdoors in Santa Ana?
Direct-sow around mid March (Mar 14–Apr 4) in Santa Ana, based on its local frost dates. Confidence 82%.
When will sweet corn be ready to harvest in Santa Ana?
Expect to harvest from around mid May (May 13–Jun 22) in Santa Ana, based on its local frost dates. Confidence 76%.
How long is the growing season in Santa Ana?
Santa Ana has roughly 365 frost-free days, which is enough time to grow sweet corn to maturity outdoors.
The rule of thumb
Sow sweet corn 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 Santa Ana's frost dates.
Confidence 85/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.