When to plant beet in Lyon
Beet is cold-hardy, so every date keys off Lyon's frost dates of Mar 26.
Step 1 · Sow
Direct sow outdoors
Mar 12 – Apr 2
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 1 – May 21
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Jul 24 – Aug 7
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Sep 19 – Oct 9
Maturity window for the second sowing.
Window
Days to maturity
50 – 70 d
Lyon's 232-day season leaves this much room.
Beet on Lyon'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
MAR 26
NOV 16
Common questions
When can I sow beet outdoors in Lyon?
Direct-sow around mid March (Mar 12–Apr 2) in Lyon, based on its local frost dates. Confidence 84%.
When will beet be ready to harvest in Lyon?
Expect to harvest from around early May (May 1–May 21) in Lyon, based on its local frost dates. Confidence 78%.
Can I plant beet in autumn in Lyon?
Yes — Lyon supports a second, autumn sowing of beet around late July (Jul 24–Aug 7), timed to mature before the first fall frost.
How long is the growing season in Lyon?
Lyon has roughly 232 frost-free days, which is enough time to grow beet to maturity outdoors.
The rule of thumb
Sow beet 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 Lyon's frost dates.
Confidence 87/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.