When to plant tomato in Cleveland
Tomato is frost-tender, so every date keys off Cleveland's last spring frost of Apr 5.
Step 1 · Sow
Start seeds indoors
Mar 6 – Mar 27
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 28 – Jun 18
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 27 – Aug 21
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 85 d
Cleveland's 227-day season leaves this much room.
Tomato on Cleveland'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
APR 5
NOV 16
Common questions
When will tomato be ready to harvest in Cleveland?
Expect to harvest from around late July (Jul 27–Aug 21) in Cleveland, based on its local frost dates. Confidence 76%.
When should I start tomato seeds indoors in Cleveland?
Start seeds indoors around early March (Mar 6–Mar 27) in Cleveland, based on its local frost dates. Confidence 80%.
When can I transplant tomato outdoors in Cleveland?
Transplant outdoors around late May (May 28–Jun 18) in Cleveland, based on its local frost dates. Confidence 81%.
How long is the growing season in Cleveland?
Cleveland has roughly 227 frost-free days, which is enough time to grow tomato to maturity outdoors.
The rule of thumb
Sow tomato 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 Cleveland's frost dates.
Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.