SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Window Box in Zone 6b

Family: Lamiaceae Herb

Planting Schedule

Add Window Box to your garden to build a schedule and get reminders.

Plan your Window Box harvest with precision. Below is the exact Zone 6b planting schedule, frost dates, and recommended companion crops.

Looking for comprehensive growing guides, pest control, and watering schedules?

Read Botanical Guide
Botanical illustration of Window Box

Crop Dates : 6b

MilestoneDate
Start IndoorsMar 14th
Last FrostApr 25th
Transplant / Sow OutdoorsJun 13th
Harvest BeginsAug 2nd
Harvest EndsOct 16th