Oregano Planting Guide
Planting oregano in May
oregano rewards gardeners who pay attention to a few basics. Here's what matters in May, wherever you're growing.
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How to water oregano
Water deeply but infrequently. oregano prefers to dry out between waterings — soggy soil causes more problems than thirst.
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Where to put oregano
oregano wants at least 6 hours of direct sun. Less than that and you'll get leggy plants with weak yields.
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Check your local forecast before planting
Your zone determines the exact week to plant oregano. Pick your county below and we'll line everything up against your frost dates.
Oregano is a robust perennial herb essential to Italian and Greek cuisine. Its pungent, savory leaves intensify in flavor when dried.
Origanum vulgare · Herb · Lamiaceae family · 60–90 days to maturity
Get Your Personalized Oregano Planting Dates
Enter your ZIP code to see exact planting dates, soil compatibility, and growing tips specific to your county.
Where Can You Grow Oregano?
Oregano Growing Regions
Click any state to see the Oregano planting schedule for that location.
Planting Dates by Zone
| Zone | Start Indoors | Direct Sow | Transplant | Harvest |
|---|---|---|---|---|
| Zone 4a | — | — | May 13 | Jul 15 – Sep 23 |
| Zone 4b | — | — | May 8 | Jul 10 – Sep 18 |
| Zone 5a | — | — | May 2 | Jul 4 – Sep 12 |
| Zone 5b | — | — | Apr 25 | Jun 27 – Sep 5 |
| Zone 6a | — | — | Apr 17 | Jun 19 – Aug 28 |
| Zone 6b | — | — | Apr 10 | Jun 12 – Aug 21 |
| Zone 7a | — | — | Apr 1 | Jun 3 – Aug 12 |
| Zone 7b | — | — | Mar 25 | May 27 – Aug 5 |
| Zone 8a | — | — | Mar 15 | May 17 – Jul 26 |
| Zone 8b | — | — | Mar 4 | May 6 – Jul 15 |
| Zone 9a | — | — | Feb 17 | Apr 21 – Jun 30 |
| Zone 9b | — | — | Feb 1 | Apr 5 – Jun 14 |
| Zone 10a | — | — | Jan 8 | Mar 12 – May 21 |
| Zone 10b | — | — | Jan 8 | Mar 12 – May 21 |
Why are some columns showing "—"?
Start Indoors shows "—" because Oregano is typically direct sown outdoors rather than started indoors. It germinates quickly and doesn't transplant well.
Direct Sow shows "—" because Oregano benefits from being started indoors first, then transplanted after the last frost.
How to Plant Oregano
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
0.3"/week
Drought tolerant — water only when soil is dry 2" deep.
🧪 Soil pH
6 – 8
Prefers neutral to slightly acidic soil — ideal for most garden beds.
🗺️ Hardiness Zones
Zone 4a – 10b
📅 Days to Maturity
60–90 days
Quick-growing crop. Multiple plantings per season are possible.
👪 Plant Family
Lamiaceae
Rotate with other families yearly to prevent soil-borne diseases. Don't plant in the same spot where Lamiaceae family crops grew last year.
Succession Planting Oregano
Oregano matures in just 60–90 days, making it ideal for succession planting. In a typical 180-day growing season, you can get up to 3 successive plantings by sowing every 6.9 weeks.
Your actual succession count depends on your local frost dates. Enter your ZIP code to get personalized succession planting dates for your area.
Companion Planting for Oregano
✅ Good Companions
Check more combinations with our Companion Planting Checker →
Growing Tips for Oregano
Start from seed, cuttings, or divisions. Harvest just before flowering for strongest flavor. Cut plants back to a few inches in spring to encourage vigorous new growth.
💧 Watering: Oregano needs approximately 0.3 inches of water per week during active growth. Adjust based on your local rainfall — check your county page for a monthly watering guide specific to your area.
Saving Oregano Seeds
Recommended for Your Garden
Breathable fabric pots that promote healthy root growth and prevent overwatering.
Built-in reservoir keeps herbs and greens consistently watered with less effort.
Start seeds indoors with reusable cell trays and humidity domes.
Seed Saving & Storage Guide
Most saved seeds go bad before next season. This shows exactly when to pick, how to dry, and where to store seeds from 200 plants so yours don't.
- 200 plants, step-by-step: life cycle, pollination type, isolation
- Exact temperature + humidity ranges that keep seeds viable
- Bonus: searchable Google Sheets tracker + custom GPT assistant
Oregano by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
How long does it take to grow Oregano?
Oregano (Origanum vulgare) takes 60 to 90 days from planting to harvest. Exact timing depends on your variety, growing conditions, and USDA zone.
What zones can Oregano grow in?
Oregano can be grown in USDA zones 4a through 10b. Use the planting calendar above to find the exact dates for your zone.
How much sun does Oregano need?
Growing Oregano requires Full Sun (6-8+ hours), Low — drought tolerant, and soil pH of 6 to 8.