SproutSmart
SproutSmart Intelligent Garden Sowing

Red Shiso · Shiso

Planting Schedule

Add Red Shiso to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDec 4th
Last FrostJan 1st
Transplant / Direct Sow OutdoorsFeb 19th
Harvest BeginsApr 20th
Harvest EndsDec 31st

Crop Details

Transplant Conditions: Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 10 days first.
TraitValue
Days to Maturity60
Sun Requirements☀️ Full Sun
Growth HabitUpright
Support NeededNone
Planting DepthSurface
Germination Temp (°F)70
Min Soil Temp (°F)60
Min Night Temp (°F)50
Harden Off (days)10
Expert Note: Start indoors in warm conditions and transplant only after nights are reliably warm to keep shiso from stalling.