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When to Plant Crocus in Hartley County, TX

Crocuses (Crocus spp.) are the heralds of spring — small, gem-like blooms that push up through frozen ground or even snow, often weeks before any other flower. Their compact corms naturalize readily in lawns, rock gardens, and borders, creating drifts of purple, white, and yellow that expand year after year. Bees prize early crocus as one of their first nectar and pollen sources of the season. The saffron crocus (C. sativus) blooms in fall and yields the world's most expensive spice.

Hartley County, Texas is in USDA Zone 7a. The average last spring frost is April 23 and the first fall frost is October 17, giving you a growing season of approximately 177 days.

At an elevation of 4,344 feet, Hartley County receives approximately 46.3 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 96°F, so Crocus may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Crocus will need more frequent watering and organic matter to retain nutrients.

Bulb Blooms in Spring Pollinator-friendly Fragrant
Hartley County, TX (Zone 7a) Moderate season
177 days
Last Spring Frost April 23
177 growing days
First Fall Frost October 17

Hartley County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.2-8.1

Drainage

Well Drained

Monthly Watering Guide for Crocus

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

Month Crocus Needs Rainfall You Supplement Action
Jan 2.7" 0" ❄️ Dormant
Feb 2.9" 0" ❄️ Dormant
Mar 2.8" 0" ❄️ Dormant
Apr 4.3" 1.3" 3" 🚿 Regular watering
May 4.3" 1.1" 3.2" 🚿 Regular watering
Jun 4.3" 1.4" 2.9" 🚿 Regular watering
Jul 4.3" 8.5" 0" ✅ Rainfall sufficient
Aug 4.3" 9.9" 0" ✅ Rainfall sufficient
Sep 4.3" 6" 0" ✅ Rainfall sufficient
Oct 4.3" 4.5" 0" ✅ Rainfall sufficient
Nov 2.3" 0" ❄️ Dormant
Dec 3" 0" ❄️ Dormant

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

Crocus Planting Timeline — Hartley County, TX

Crocus Planting Calendar

Activity When Date Range
Bloom August 8 Aug 8 – Aug 29
Fall Sowing September 12 Sep 12 – Sep 26

Plant 4" deep · 3" apart · Rows 4" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May
June
July
August Bloom
September Fall Sowing
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

10–20 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

177 days in Hartley County

Growing Tips for Hartley County

Plant corms 3–4 inches deep and 2–3 inches apart in fall, when soil temperature drops below 60°F. Mass plantings (at least 25 corms per cluster) create the most visual impact. Plant in well-drained soil — corms rot in standing water. Crocus naturalize well under deciduous trees; the tree leafs out after crocus dormancy begins, so light competition is minimal. Squirrels and chipmunks dig corms — plant deeper (4 inches) or use wire mesh baskets in high-predation areas. Allow foliage to die back naturally before mowing lawns. In zones 8a–8b, plant in December with pre-chilled corms for best results.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Crocus in Hartley County, TX?

Hartley County is in Zone 7a with an average last frost of April 23. Plan your Crocus planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hartley County, TX?

Hartley County, Texas is in USDA Hardiness Zone 7a. The average last spring frost is April 23 and first fall frost is October 17.

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Your Hartley County Garden Planner — Free

A 22-page printable planner built for Hartley 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 Hartley 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.