When to plant sweet potato in Glendale
Sweet potato is frost-tender, so every date keys off Glendale's last spring frost.
Step 1 · Sow
Direct sow outdoors
Apr 23 – May 14
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 22 – Aug 21
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 Glendale?
Direct-sow around late April (Apr 23–May 14) in Glendale, based on its local frost dates. Confidence 80%.
When will sweet potato be ready to harvest in Glendale?
Expect to harvest from around late July (Jul 22–Aug 21) in Glendale, based on its local frost dates. Confidence 74%.
How long is the growing season in Glendale?
Glendale 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 Glendale's frost dates.
Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.