When to Plant Optima in Zone 3b
Family: Asteraceae · Leafy Green
Planting Schedule
Add Optima to your garden to build a schedule and get reminders.
Get the exact Zone 3b timeline for your Optima. See localized frost dates, indoor sowing windows, and optimal companions below.
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Explore Optima Data
Crop Dates : 3b
| Milestone | Date |
|---|---|
| Start Indoors | Apr 21st |
| Last Frost | May 19th |
| Transplant / Sow Outdoors | May 12th |
| Harvest Begins | Jul 11th |
| Harvest Ends | Sep 21st |
Garden Alerts
In Zone 3b, the average last spring frost is around May 19. Watch soil temperature before transplanting Optima.
Garden Alerts
In Zone 3b, the average last spring frost is around May 19. Watch soil temperature before transplanting Optima.