When to plant swiss chard in Montgomery

Swiss chard is cold-hardy, so every date keys off Montgomery's frost dates of Mar 12.
Step 1 · Sow
Start seeds indoors
Feb 12 – Mar 5
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Feb 26 – Mar 19
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Apr 17 – Apr 27
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Aug 9 – Aug 23
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Oct 5 – Oct 15
Maturity window for the second sowing.
Window
Days to maturity
50 – 60 d
Montgomery's 240-day season leaves this much room.
Swiss chard on Montgomery'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
MAR 12
NOV 9

Common questions

When can I sow swiss chard outdoors in Montgomery?

Direct-sow around late February (Feb 26–Mar 19) in Montgomery, based on its local frost dates. Confidence 89%.

When will swiss chard be ready to harvest in Montgomery?

Expect to harvest from around mid April (Apr 17–Apr 27) in Montgomery, based on its local frost dates. Confidence 80%.

When should I start swiss chard seeds indoors in Montgomery?

Start seeds indoors around mid February (Feb 12–Mar 5) in Montgomery, based on its local frost dates. Confidence 85%.

When can I transplant swiss chard outdoors in Montgomery?

Transplant outdoors around late February (Feb 26–Mar 19) in Montgomery, based on its local frost dates. Confidence 89%.

Can I plant swiss chard in autumn in Montgomery?

Yes — Montgomery supports a second, autumn sowing of swiss chard around early August (Aug 9–Aug 23), timed to mature before the first fall frost.

How long is the growing season in Montgomery?

Montgomery has roughly 240 frost-free days, which is enough time to grow swiss chard to maturity outdoors.

The rule of thumb

Sow swiss chard 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 Montgomery's frost dates.

Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.