When to plant sweet potato in Santa Ana
Sweet potato is frost-tender, so every date keys off Santa Ana's last spring frost.
Step 1 · Sow
Direct sow outdoors
Apr 27 – May 18
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 26 – Aug 25
Picking runs until conditions turn against the crop.
Window
Days to maturity
90 – 120 d
From sowing to first pick.
Common questions
When can I sow sweet potato outdoors in Santa Ana?
Direct-sow around late April (Apr 27–May 18) in Santa Ana, based on its local frost dates. Confidence 82%.
When will sweet potato be ready to harvest in Santa Ana?
Expect to harvest from around late July (Jul 26–Aug 25) 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 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 Santa Ana's frost dates.
Confidence 85/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.