When to plant basil in Dallas
Basil is frost-tender, so every date keys off Dallas's last spring frost of Mar 3.
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
Mar 28 – Apr 18
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
May 27 – Jun 26
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 90 d
Dallas's 276-day season leaves this much room.
Basil on Dallas'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 3
NOV 28
Common questions
When can I sow basil outdoors in Dallas?
Direct-sow around late March (Mar 28–Apr 18) in Dallas, based on its local frost dates. Confidence 89%.
When will basil be ready to harvest in Dallas?
Expect to harvest from around late May (May 27–Jun 26) in Dallas, based on its local frost dates. Confidence 80%.
When should I start basil seeds indoors in Dallas?
Start seeds indoors around mid February (Feb 14–Mar 7) in Dallas, based on its local frost dates. Confidence 85%.
When can I transplant basil outdoors in Dallas?
Transplant outdoors around late March (Mar 28–Apr 18) in Dallas, based on its local frost dates. Confidence 89%.
How long is the growing season in Dallas?
Dallas has roughly 276 frost-free days, which is enough time to grow basil to maturity outdoors.
The rule of thumb
Sow basil 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 Dallas's frost dates.
Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.