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When to Plant Catnip in Camp County, TX

Camp County, Texas Zone 8b May

May to-do list for Camp County, Texas

Each item below is timed to Camp County, Texas's frost dates and soil temperatures. Skip nothing, stress about nothing.

Avg. last frost March 14
Avg. first frost November 12
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.7 hrs
  1. Bring in the catnip

    Don't tug. Use scissors or pruners for clean cuts — torn stems invite disease.

Coming up in June — start thinking about
  • First harvests: catnip

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Catnip is a hardy perennial herb in the mint family known for its effect on cats. It also makes a calming tea and is a useful companion plant that repels some pests.

Camp County, Texas is in USDA Zone 8b. The average last spring frost is March 14 and the first fall frost is November 12, giving you a growing season of approximately 243 days.

At an elevation of 285 feet, Camp County receives approximately 61.3 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 92°F, providing good warmth for Catnip during the growing season. Sandy soil warms quickly in spring — great for early planting — but Catnip will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Catnip root diseases.

Camp County, TX (Zone 8b) Long season
243 days
Last Spring Frost March 14
243 growing days
First Fall Frost November 12

Camp County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.3-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (109 days to spare)
Transplant: Mar 13 🍅 Harvest: May 15 – Jul 17
Recommended (50%) ✓ Fits season (110 days to spare)
Transplant: Mar 21 🍅 Harvest: May 23 – Jul 25
Safe Start (90%) ✓ Fits season (104 days to spare)
Transplant: Apr 13 🍅 Harvest: Jun 15 – Aug 17

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 Camp County

How your county's soil matches Catnip's growing requirements.

Soil pH

Your soil pH (5.3–6.3) is more acidic than Catnip prefers (6.0–7.5). Add garden lime to raise pH.

Soil Texture

Sandy soil in Camp County warms quickly in spring but drains fast. Catnip will need more frequent watering and regular compost additions to retain nutrients.

Organic Matter

Organic matter is low (1.8%). Add 2-3 inches of compost before planting Catnip.

How to Plant Catnip

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Succession Planting Catnip

4
successive plantings in your 243-day season

Sow every 6.9 weeks. Last sowing by Aug 24 to harvest before frost.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Catnip

Catnip needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Catnip Needs Rainfall You Supplement Action
Jan 1.4" 0" ❄️ Dormant
Feb 1.8" 0" ❄️ Dormant
Mar 2.2" 3.7" 0" ✅ Rainfall sufficient
Apr 2.2" 7.3" 0" ✅ Rainfall sufficient
May 2.2" 8.8" 0" ✅ Rainfall sufficient
Jun 2.2" 10.4" 0" ✅ Rainfall sufficient
Jul 2.2" 7" 0" ✅ Rainfall sufficient
Aug 2.2" 8.1" 0" ✅ Rainfall sufficient
Sep 2.2" 5.7" 0" ✅ Rainfall sufficient
Oct 2.2" 3.6" 0" ✅ Rainfall sufficient
Nov 2.2" 1.8" 0.4" 💧 Light watering
Dec 1.6" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Camp County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Catnip 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.

Catnip needs ~1,330 GDD — county provides 4,617 GDD Excellent fit

Catnip Planting Timeline — Camp County, TX

Catnip Planting Calendar

Activity When Date Range
Transplant Outdoors March 21 Mar 21 – Apr 4
Harvest May 23 May 23 – Jul 25

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March Transplant Outdoors
April Transplant Outdoors
May Harvest
June Harvest
July Harvest
August
September
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

60–80 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8b

📆 Growing Season

243 days in Camp County

Growing Tips for Catnip in Camp County

Direct sow Catnip outdoors after March 14 in Camp County when soil has warmed and frost danger has passed.

Sandy soil in Camp County dries quickly — mulch Catnip with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

General growing tips

Direct sow or start indoors. Catnip is very easy to grow and can become invasive. Harvest leaves before flowering for tea. Protect young plants from cats.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Catnip in Camp County, TX?

Camp County is in Zone 8b with an average last frost of March 14. Plan your Catnip planting based on this frost date — see the calendar above for exact timing.

What planting zone is Camp County, TX?

Camp County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 14 and first fall frost is November 12.

🌱

Your Camp County Garden Planner — Free

A 24-page printable planner built for Camp County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Camp County, TX. Local conditions may vary. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.