When to plant tomato in Newark
Tomato is frost-tender, so every date keys off Newark's last spring frost of Apr 3.
Step 1 · Sow
Start seeds indoors
Mar 1 – Mar 22
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 15 – Jun 5
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 14 – Aug 8
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 85 d
Newark's 223-day season leaves this much room.
Tomato on Newark'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 3
NOV 11
Common questions
When will tomato be ready to harvest in Newark?
Expect to harvest from around mid July (Jul 14–Aug 8) in Newark, based on its local frost dates. Confidence 77%.
When should I start tomato seeds indoors in Newark?
Start seeds indoors around early March (Mar 1–Mar 22) in Newark, based on its local frost dates. Confidence 82%.
When can I transplant tomato outdoors in Newark?
Transplant outdoors around mid May (May 15–Jun 5) in Newark, based on its local frost dates. Confidence 83%.
How long is the growing season in Newark?
Newark has roughly 223 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 Newark's frost dates.
Confidence 86/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.