SproutSmart
SproutSmart Intelligent Garden Sowing

Green · Shiso

Zone 1a Save Garden

Planting Schedule

Add Green to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsMay 18th
Last FrostJun 15th
Transplant / Direct Sow OutdoorsJun 22nd
Harvest BeginsAug 21st
Harvest EndsJul 15th

Crop Details

Transplant Conditions: Wait until soil reaches 55°F and nights stay above 50°F before moving outdoors. Harden off for 7 days first.
TraitValue
Days to Maturity60
Sun RequirementsFull Sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)55
Min Night Temp (°F)50
Harden Off (days)7
Expert Note: Start shiso indoors for steadier early growth, then transplant after nights are reliably mild so foliage stays tender and flavorful.