When to Plant Gros Bleu in Zone 4a
Family: Lamiaceae · Herb
Planting Schedule
Add Gros Bleu to your garden to build a schedule and get reminders.
Get the exact Zone 4a timeline for your Gros Bleu. See localized frost dates, indoor sowing windows, and optimal companions below.
Need deeper agronomic data, pest profiles, and optimal flavor pairings?
Explore Gros Bleu Data
Crop Dates : 4a
Growing note: This crop establishes over multiple seasons (~365 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.
| Milestone | Date |
|---|---|
| Start Indoors | Mar 20th |
| Last Frost | May 15th |
| Transplant / Sow Outdoors | Jul 10th |
| Harvest Begins | Jul 10th |
| Harvest Ends | Sep 24th |
Garden Alerts
This crop establishes over multiple seasons (~365 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.
Garden Alerts
This crop establishes over multiple seasons (~365 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.