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When to Plant Peonies in Hemphill County, TX

Hemphill County, Texas Zone 7a June

Hemphill County, Texas gardeners: here's your June plan

We've pulled the most time-sensitive tasks for Hemphill County, Texas this June and put them front and centre. Tackle them in order.

Avg. last frost April 15
Avg. first frost October 23
Soil temp (4") 71°F
Watering High
Pest pressure High
Daylight 14.4 hrs
  1. Collect peonies at their peak

    Check every 1–2 days. Many of these get tough or go to seed if you wait too long.

July prep starts now
  • First harvests: peonies

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Peonies (Paeonia lactiflora) are the crown jewels of the spring garden — magnificent, fragrant blooms in white, pink, and red that can last 100 years or more in the same spot with minimal care. Extremely cold-hardy and requiring a period of winter chill to bloom, they are most productive in Zones 3–7. Each established clump produces dozens of lush, fully double or semi-double flowers over a 2–3 week window in late spring. Virtually pest-free beyond the cosmetic presence of ants on buds (which are harmless). Once sited correctly, peonies rarely need dividing or moving.

Hemphill County, Texas is in USDA Zone 7a. The average last spring frost is April 15 and the first fall frost is October 23, giving you a growing season of approximately 191 days.

At an elevation of 3,231 feet, Hemphill County receives approximately 53.1 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 95°F, so Peonies may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Peonies will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Peonies root diseases.

Perennial Blooms in Spring Pollinator-friendly Deer-resistant Good for cutting Fragrant
Hemphill County, TX (Zone 7a) Moderate season
191 days
Last Spring Frost April 15
191 growing days
First Fall Frost October 23

Hemphill County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.3-8.7

Drainage

Well Drained

Peonies Planting Risk Windows

Early Start (70% safe) ✓ Fits season (92 days to spare)
Transplant: Apr 16 🌸 Bloom: Jun 11 – Jul 16
Recommended (50%) ✓ Fits season (93 days to spare)
Transplant: Apr 22 🌸 Bloom: Jun 17 – Jul 22
Safe Start (90%) ✓ Fits season (92 days to spare)
Transplant: May 8 🌸 Bloom: Jul 3 – Aug 7

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 Hemphill County

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

Soil pH

Your soil pH (7.3–8.7) is more alkaline than Peonies prefers (6.5–7.0). Add sulfur or peat moss to lower pH.

Soil Texture

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

Organic Matter

Organic matter is low (1.1%). Add 2-3 inches of compost before planting Peonies.

How to Plant Peonies

1.5"
Planting Depth
36"
Between Plants
48"
Between Rows

Peonies Water Budget

Plant needs
1.0″/week
Rainfall provides
1.2″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 8/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Peonies

Peonies needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Peonies Needs Rainfall You Supplement Action
Jan 3.4" 0" ❄️ Dormant
Feb 2.8" 0" ❄️ Dormant
Mar 2.7" 0" ❄️ Dormant
Apr 4.3" 1.7" 2.6" 🚿 Regular watering
May 4.3" 1.2" 3.1" 🚿 Regular watering
Jun 4.3" 1.9" 2.4" 🚿 Regular watering
Jul 4.3" 8.7" 0" ✅ Rainfall sufficient
Aug 4.3" 11.5" 0" ✅ Rainfall sufficient
Sep 4.3" 7.5" 0" ✅ Rainfall sufficient
Oct 4.3" 4.9" 0" ✅ Rainfall sufficient
Nov 3.2" 0" ❄️ Dormant
Dec 3.7" 0" ❄️ Dormant

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

Peonies 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.

Peonies needs ~2,231 GDD — county provides 4,058 GDD Excellent fit

Peonies Planting Timeline — Hemphill County, TX

Peonies Planting Calendar

Activity When Date Range
Transplant Outdoors April 22 Apr 22 – May 6
Bloom June 17 Jun 17 – Jul 22

Plant 1.5" deep · 36" apart · Rows 48" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

90–120 days

🧪 Soil pH

Needs 6.5–7 · Your soil: too_alkaline

🗺️ USDA Zone

Zone 7a

📆 Growing Season

191 days in Hemphill County

Growing Tips for Peonies in Hemphill County

Direct sow Peonies outdoors after April 15 in Hemphill County when soil has warmed and frost danger has passed.

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

General growing tips

Plant bare-root divisions in fall (late September through October in Zones 3–7; November in Zone 8) with eyes facing upward and positioned exactly 1–2 inches below soil surface — deeper planting is the most common reason peonies fail to bloom. Choose a site with full sun and excellent drainage. Peonies require 6+ weeks of temperatures below 40°F (cold stratification period) for reliable bloom — they do not perform well in Zone 9+. Do not expect full bloom the first or second year; Year 3+ plants deliver the most impressive flowering. Avoid moving established plants. Stake double- flowered types before heavy blooms cause stems to flop. Cut stems to ground in fall after frost kills foliage to prevent botrytis overwinter.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Peonies in Hemphill County, TX?

Hemphill County is in Zone 7a with an average last frost of April 15. Plan your Peonies planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hemphill County, TX?

Hemphill County, Texas is in USDA Hardiness Zone 7a. The average last spring frost is April 15 and first fall frost is October 23.

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Your Hemphill County Garden Planner — Free

A 22-page printable planner built for Hemphill County (Zone 7a). 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 Hemphill County, TX. Local conditions may vary. Last updated: June 2026.

Sources & credits

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