When to Plant Kettle River Giant in Zone 1a
Get the exact Zone 1a timeline for your Kettle River Giant. See localized frost dates, indoor sowing windows, and optimal companions below.
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Crop Dates : 1a
Growing note: Zone 1a has only 30 frost-free days — shorter than this crop's 240-day maturity. Outdoor planting is not viable; use protected cultivation.
| Milestone | Date |
|---|---|
| Last Frost | Jun 15th |
| Growing Approach | Protected Environment Only |
