When to plant sweet potato in Long Beach
Sweet potato is frost-tender, so every date keys off Long Beach's last spring frost.
Step 1 · Sow
Direct sow outdoors
May 1 – May 22
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 30 – Aug 29
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 Long Beach?
Direct-sow around early May (May 1–May 22) in Long Beach, based on its local frost dates. Confidence 81%.
When will sweet potato be ready to harvest in Long Beach?
Expect to harvest from around late July (Jul 30–Aug 29) in Long Beach, based on its local frost dates. Confidence 76%.
How long is the growing season in Long Beach?
Long Beach 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 Long Beach's frost dates.
Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.