When to plant tomato in Nagoya
Tomato is frost-tender, so every date keys off Nagoya's last spring frost of Mar 28.
Step 1 · Sow
Start seeds indoors
Feb 14 – Mar 7
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Apr 4 – Apr 25
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jun 3 – Jun 28
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 85 d
Nagoya's 247-day season leaves this much room.
Tomato on Nagoya'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 28
NOV 30
Common questions
When will tomato be ready to harvest in Nagoya?
Expect to harvest from around early June (Jun 3–Jun 28) in Nagoya, based on its local frost dates. Confidence 76%.
When should I start tomato seeds indoors in Nagoya?
Start seeds indoors around mid February (Feb 14–Mar 7) in Nagoya, based on its local frost dates. Confidence 80%.
When can I transplant tomato outdoors in Nagoya?
Transplant outdoors around early April (Apr 4–Apr 25) in Nagoya, based on its local frost dates. Confidence 84%.
How long is the growing season in Nagoya?
Nagoya has roughly 247 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 Nagoya's frost dates.
Confidence 84/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.