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Globe Amaranth growing in a garden

How to grow globe amaranth

Gomphrena globosa

When to plant globe amaranth

Start seeds indoors
8 weeks before your last spring frost to 6 weeks before your last spring frost
Transplant outdoors
at your last spring frost to 2 weeks after your last spring frost
Get your exact dates by ZIP

The windows above are relative to your frost dates.

Growing conditions

Lifecycle
Annual
Spacing
8 in apart
Sun
Full sun

Common problems

Globe Amaranth by hardiness zone

Planting dates for a typical location in each zone:

Sources

Last updated .