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Oregano Growing Guide
Lamiaceae family
Companion Planting
Growth Stages
- Seedling
- Establishing
- Mature / Harvest Ready
Planting Dates by Zone
| Zone | Start Indoors | Transplant | Direct Sow | Harvest |
|---|---|---|---|---|
| Zone 1a | Mar 30 | May 18 | — | Jul 7 |
| Zone 1b | Mar 30 | May 18 | — | Jul 7 |
| Zone 2a | Mar 20 | May 8 | — | Jun 27 |
| Zone 2b | Mar 30 | May 18 | — | Jul 7 |
| Zone 3a | Mar 27 | May 15 | — | Jul 4 |
| Zone 3b | Mar 20 | May 8 | — | Jun 27 |
| Zone 4a | Mar 10 | Apr 28 | — | Jun 17 |
| Zone 4b | Mar 6 | Apr 24 | — | Jun 13 |
| Zone 5a | Mar 3 | Apr 21 | — | Jun 10 |
| Zone 5b | Mar 3 | Apr 21 | — | Jun 10 |
| Zone 6a | Mar 3 | Apr 21 | — | Jun 10 |
| Zone 6b | Feb 18 | Apr 8 | — | May 28 |
| Zone 7a | Feb 18 | Apr 8 | — | May 28 |
| Zone 7b | Feb 13 | Apr 3 | — | May 23 |
| Zone 8a | Feb 8 | Mar 29 | — | May 18 |
| Zone 8b | Jan 25 | Mar 15 | — | May 4 |
| Zone 9a | Jan 23 | Mar 13 | — | May 2 |
| Zone 9b | Jan 13 | Mar 3 | — | Apr 22 |
| Zone 10a | Dec 26 | Feb 13 | — | Apr 4 |
| Zone 10b | Dec 3 | Jan 21 | — | Mar 12 |
| Zone 11a | Dec 3 | Jan 21 | — | Mar 12 |
| Zone 11b | Nov 20 | Jan 8 | — | Feb 27 |
| Zone 12a | Nov 6 | Dec 25 | — | Feb 13 |
| Zone 12b | Nov 6 | Dec 25 | — | Feb 13 |
| Zone 13a | Nov 6 | Dec 25 | — | Feb 13 |
| Zone 13b | Nov 6 | Dec 25 | — | Feb 13 |
Frequently Asked Questions
How long does it take to grow Oregano?
Oregano takes approximately 80 days from planting to harvest.
How much sun does Oregano need?
Oregano requires full sun (6+ hours direct sunlight per day).
How far apart should I plant Oregano?
Plant Oregano at 4/sqft (6" apart) using square foot gardening spacing.
Can Oregano survive frost?
Oregano is tolerant of moderate frost.
What are good companion plants for Oregano?
Good companion plants for Oregano include Peppers, Tomatoes, Squash, Pumpkins, Basil.
How long does Oregano take to germinate?
Oregano seeds germinate in 7-14 days at an optimal temperature of 70°F.
When should I start Oregano seeds indoors?
Start Oregano seeds indoors 8 weeks before your last frost date, then transplant -1 weeks after last frost.
Growing Tips
- Full sun and well-drained soil produce the most flavorful leaves
- Cut back by two-thirds in early summer to encourage bushy growth
- Greek oregano is the most flavorful culinary variety
Common Pests & Diseases
- Aphids
- Spider mites
- Generally trouble-free
Harvest Notes
Harvest just as flower buds form for peak flavor. Cut stems and hang to dry. Dried oregano has more concentrated flavor than fresh.
Plan Your Oregano Garden
Track Oregano from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
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