SproutSmart
SproutSmart Intelligent Garden Sowing

Red · Shiso

Zone 1b Save Garden

Planting Schedule

Add Red to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsMay 4th
Last FrostJun 1st
Transplant / Direct Sow OutdoorsJun 22nd
Harvest BeginsAug 16th
Harvest EndsAug 1st

Crop Details

Transplant Conditions: Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 7 days first.
TraitValue
Days to Maturity55
Sun RequirementsPart Sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)60
Min Night Temp (°F)50
Harden Off (days)7
Expert Note: Start indoors for earlier leaf growth, then transplant after nights stay reliably warm to prevent slow growth or stalling.