SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Kabocha in Zone 4b

Family: Cucurbitaceae Vegetable

Planting Schedule

Add Kabocha to your garden to build a schedule and get reminders.

Get the exact Zone 4b timeline for your Kabocha. See localized frost dates, indoor sowing windows, and optimal companions below.

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Explore Kabocha Data
Botanical illustration of Kabocha

Crop Dates : 4b

MilestoneDate
Start IndoorsMay 13th
Last FrostMay 13th
Transplant / Sow OutdoorsMay 27th
Harvest BeginsAug 25th
Harvest EndsSep 27th