When to plant tomato in Aurora
Tomato is frost-tender, so every date keys off Aurora's last spring frost of Apr 21.
Step 1 · Sow
Start seeds indoors
Apr 7 – Apr 28
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 26 – Jun 16
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 25 – Aug 19
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 85 d
Aurora's 175-day season leaves this much room.
Tomato on Aurora'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 21
OCT 17
Common questions
When will tomato be ready to harvest in Aurora?
Expect to harvest from around late July (Jul 25–Aug 19) in Aurora, based on its local frost dates. Confidence 80%.
When should I start tomato seeds indoors in Aurora?
Start seeds indoors around early April (Apr 7–Apr 28) in Aurora, based on its local frost dates. Confidence 85%.
When can I transplant tomato outdoors in Aurora?
Transplant outdoors around late May (May 26–Jun 16) in Aurora, based on its local frost dates. Confidence 89%.
How long is the growing season in Aurora?
Aurora has roughly 175 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 Aurora's frost dates.
Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.