When to Plant Oregano in Catahoula Parish, LA
Top priorities for Catahoula Parish, Louisiana gardeners in May
May rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Catahoula Parish, Louisiana.
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It's harvest week for oregano
Morning harvests are best — cooler temperatures mean crisper produce and longer fridge life.
Coming up in June — start thinking about
- First harvests: oregano
Oregano is a robust perennial herb essential to Italian and Greek cuisine. Its pungent, savory leaves intensify in flavor when dried.
Catahoula Parish, Louisiana is in USDA Zone 9a. The average last spring frost is March 5 and the first fall frost is November 16, giving you a growing season of approximately 256 days.
At an elevation of 73 feet, Catahoula Parish receives approximately 56.1 inches of rainfall annually with predominantly loam soil. Summer highs average 91°F, providing good warmth for Oregano during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Oregano root diseases.
Catahoula Parish Soil Profile
Soil Type
Loam
Soil pH
6.1-7.1
Drainage
Well Drained
Plant Planting Risk Windows
Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.
Soil Compatibility in Catahoula Parish
How your county's soil matches Oregano's growing requirements.
Soil pH
Your soil pH (6.1–7.1) is within Oregano's preferred range (6.0–8.0).
Soil Texture
The loam soil in Catahoula Parish is excellent for Oregano — good drainage, moisture retention, and nutrient holding capacity.
Organic Matter
Organic matter is moderate (2.2%). Annual compost additions will help Oregano.
How to Plant Oregano
Succession Planting Oregano
Sow every 6.9 weeks. Last sowing by Aug 18 to harvest before frost.
Plant Water Budget
Monthly Watering Guide for Oregano
Oregano needs approximately 0.3 inches of water per week (1.3" per month). Here's how your county's rainfall compares month by month.
| Month | Oregano Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 4.9" | 0" | ❄️ Dormant |
| Feb | — | 4.9" | 0" | ❄️ Dormant |
| Mar | 1.3" | 5.5" | 0" | ✅ Rainfall sufficient |
| Apr | 1.3" | 4.3" | 0" | ✅ Rainfall sufficient |
| May | 1.3" | 4.9" | 0" | ✅ Rainfall sufficient |
| Jun | 1.3" | 4.5" | 0" | ✅ Rainfall sufficient |
| Jul | 1.3" | 5.3" | 0" | ✅ Rainfall sufficient |
| Aug | 1.3" | 6.3" | 0" | ✅ Rainfall sufficient |
| Sep | 1.3" | 3.7" | 0" | ✅ Rainfall sufficient |
| Oct | 1.3" | 3.3" | 0" | ✅ Rainfall sufficient |
| Nov | 1.3" | 4" | 0" | ✅ Rainfall sufficient |
| Dec | — | 4.4" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Mar–Nov in Catahoula Parish). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Oregano Heat Requirements (GDD)
What are Growing Degree Days (GDD)?
Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.
Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.
Oregano Planting Timeline — Catahoula Parish, LA
Oregano Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | March 12 | Mar 12 – Mar 26 |
| Harvest | May 14 | May 14 – Jul 23 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Transplant Outdoors |
| April | — |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
0.3"/week · Natural rainfall sufficient
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 6–8 · Your soil: ideal
🗺️ USDA Zone
Zone 9a
📆 Growing Season
256 days in Catahoula Parish
Growing Tips for Oregano in Catahoula Parish
Direct sow Oregano outdoors after March 05 in Catahoula Parish when soil has warmed and frost danger has passed.
With 56" of annual rainfall in Catahoula Parish, ensure good drainage for Oregano — excess moisture can promote root rot and fungal diseases.
General growing tips
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.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Oregano in Other Locations
Frequently Asked Questions
When should I plant Oregano in Catahoula Parish, LA?
Catahoula Parish is in Zone 9a with an average last frost of March 5. Plan your Oregano planting based on this frost date — see the calendar above for exact timing.
What planting zone is Catahoula Parish, LA?
Catahoula Parish, Louisiana is in USDA Hardiness Zone 9a. The average last spring frost is March 5 and first fall frost is November 16.
Your Catahoula Parish Garden Planner — Free
A 24-page printable planner built for Catahoula Parish (Zone 9a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.