When to plant basil in Kyoto
Basil is frost-tender, so every date keys off Kyoto's last spring frost of Apr 10.
Step 1 · Sow
Start seeds indoors
Mar 19 – Apr 9
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 25 – Jun 15
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 24 – Aug 23
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 90 d
Kyoto's 230-day season leaves this much room.
Basil on Kyoto'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 10
NOV 25
Common questions
When can I sow basil outdoors in Kyoto?
Direct-sow around late May (May 25–Jun 15) in Kyoto, based on its local frost dates. Confidence 44%.
When will basil be ready to harvest in Kyoto?
Expect to harvest from around late July (Jul 24–Aug 23) in Kyoto, based on its local frost dates. Confidence 40%.
When should I start basil seeds indoors in Kyoto?
Start seeds indoors around mid March (Mar 19–Apr 9) in Kyoto, based on its local frost dates. Confidence 43%.
When can I transplant basil outdoors in Kyoto?
Transplant outdoors around late May (May 25–Jun 15) in Kyoto, based on its local frost dates. Confidence 44%.
How long is the growing season in Kyoto?
Kyoto has roughly 230 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 Kyoto's frost dates.
Confidence 45/100 · Curated · based on NASA POWER (modeled) 1991–2020 · frost dates are probabilities, not guarantees.