SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant White Castle in Zone 3b

Family: Amaryllidaceae Vegetable

Planting Schedule

Add White Castle to your garden to build a schedule and get reminders.

Get the exact Zone 3b timeline for your White Castle. See localized frost dates, indoor sowing windows, and optimal companions below.

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Explore White Castle Data
Botanical illustration of White Castle

Crop Dates : 3b

MilestoneDate
Start IndoorsDirect Sow
Last FrostMay 19th
Transplant / Sow OutdoorsMay 12th
Harvest BeginsSep 9th
Harvest EndsSep 21st