When to plant radish in Fremont
Radish is cold-hardy, so every date keys off Fremont's frost dates of Feb 25.
Step 1 · Sow
Direct sow outdoors
Jan 28 – Feb 18
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Feb 22 – Feb 27
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Oct 9 – Oct 23
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Nov 10 – Nov 15
Maturity window for the second sowing.
Window
Days to maturity
25 – 30 d
Fremont's 277-day season leaves this much room.
Radish on Fremont'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 25
NOV 29
Common questions
When can I sow radish outdoors in Fremont?
Direct-sow around late January (Jan 28–Feb 18) in Fremont, based on its local frost dates. Confidence 80%.
When will radish be ready to harvest in Fremont?
Expect to harvest from around late February (Feb 22–Feb 27) in Fremont, based on its local frost dates. Confidence 72%.
Can I plant radish in autumn in Fremont?
Yes — Fremont supports a second, autumn sowing of radish around early October (Oct 9–Oct 23), timed to mature before the first fall frost.
How long is the growing season in Fremont?
Fremont has roughly 277 frost-free days, which is enough time to grow radish to maturity outdoors.
The rule of thumb
Sow radish 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 Fremont's frost dates.
Confidence 80/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.