When to Plant Valerian in Nolan County, TX
Valerian is a tall perennial herb with fragrant white or pink flower clusters, valued for its root which is used as a natural sleep aid. It attracts pollinators and earthworms.
Nolan County, Texas is in USDA Zone 7b. The average last spring frost is March 24 and the first fall frost is November 15, giving you a growing season of approximately 236 days.
At an elevation of 3,997 feet, Nolan County receives approximately 49.6 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 101°F, so Valerian may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Valerian will need more frequent watering and organic matter to retain nutrients.
Nolan County Soil Profile
Soil Type
Sandy Loam
Soil pH
7.2-8.3
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.
Plant Water Budget
Water stress score is 8/10 — consider drought-tolerant varieties and mulching
Valerian Planting Timeline — Nolan County, TX
Valerian Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | March 31 | Mar 31 – Apr 14 |
| Harvest | August 4 | Aug 4 – Nov 10 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Transplant Outdoors |
| April | Transplant Outdoors |
| May | — |
| June | — |
| July | — |
| August | Harvest |
| September | Harvest |
| October | Harvest |
| November | Harvest |
| December | — |
Growing Conditions
Sun
Partial Shade (3-6 hours)
Water
Moderate — regular watering
Days to Maturity
120–180 days
Soil pH
5.5 – 7
USDA Zone
Zone 7b
Growing Season
236 days
Growing Tips for Nolan County
Start seeds indoors and transplant after last frost. Harvest roots in fall of the second year. Deadhead flowers unless you want self-seeding. Cats are attracted to valerian root.
Companion Planting
Good Companions
Level Up Your Garden
Valerian in Other Locations
Frequently Asked Questions
When should I plant Valerian in Nolan County, TX?
Nolan County is in Zone 7b with an average last frost of March 24. Plan your Valerian planting based on this frost date — see the calendar above for exact timing.
What planting zone is Nolan County, TX?
Nolan County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 24 and first fall frost is November 15.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Nolan County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.
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