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When to Plant Pansy in Hays County, TX

Hays County, Texas Zone 9a June

June in the garden — Hays County, Texas

Your Hays County, Texas garden is entering a new phase. Here's what's on the schedule for June and why each task matters now.

Avg. last frost March 6
Avg. first frost November 22
Soil temp (4") 75°F
Watering Low
Pest pressure High
Daylight 13.9 hrs
  1. Harvest pansy as they ripen

    Morning harvests are best — cooler temperatures mean crisper produce and longer fridge life.

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Pansies (Viola × wittrockiana) are beloved cool-season annuals offering some of the widest color range in the annual garden. Their cheerful "faces" appear in early spring — or even late winter in mild climates — and hold up remarkably well through frosts. Heat causes them to go leggy and stop blooming; replace with warm-season annuals once daytime temps exceed 70°F.

Hays County, Texas is in USDA Zone 9a. The average last spring frost is March 6 and the first fall frost is November 22, giving you a growing season of approximately 261 days.

At an elevation of 3,119 feet, Hays County receives approximately 61.8 inches of rainfall annually with predominantly clay soil. Summer highs average 90°F, providing good warmth for Pansy during the growing season. Clay soil retains moisture well for Pansy, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Pansy root diseases.

Annual Blooms in Spring Pollinator-friendly Good for cutting
Hays County, TX (Zone 9a) Long season
261 days
Last Spring Frost March 6
261 growing days
First Fall Frost November 22

Hays County Soil Profile

Soil Type

Clay

Soil pH

7-8

Drainage

Well Drained

Pansy Planting Risk Windows

Early Start (70% safe) ✓ Fits season (151 days to spare)
Start indoors: Dec 16 Transplant: Jan 27 🌸 Bloom: Mar 17 – Jun 16
Recommended (50%) ✓ Fits season (149 days to spare)
Start indoors: Dec 26 Transplant: Feb 6 🌸 Bloom: Mar 27 – Jun 26
Safe Start (90%) ✓ Fits season (141 days to spare)
Start indoors: Jan 22 Transplant: Mar 5 🌸 Bloom: Apr 23 – Jul 23

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 Hays County

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

Soil pH

Your soil pH (7.0–8.0) is more alkaline than Pansy prefers (5.4–6.2). Add sulfur or peat moss to lower pH.

Soil Texture

Heavy clay soil (45% clay) in Hays County compacts easily and drains slowly. Amend with compost and avoid working soil when wet.

Organic Matter

Organic matter is moderate (2.8%). Annual compost additions will help Pansy.

How to Plant Pansy

0.3"
Planting Depth
7"
Between Plants
10"
Between Rows

Fall planting: Sow 12 weeks before your first frost date for a fall harvest.

Succession Planting Pansy

4
successive plantings in your 261-day season

Sow every 8 weeks. Last sowing by Aug 24 to harvest before frost.

For a dedicated fall crop, sow by Aug 30.

Pansy Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
You supply
0.0″/week
Watering frequency Only during dry spells
Season total 13 gal / 100 sq ft

Monthly Watering Guide for Pansy

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

Month Pansy Needs Rainfall You Supplement Action
Jan 1.6" 0" ❄️ Dormant
Feb 2.3" 0" ❄️ Dormant
Mar 4.3" 3.5" 0.8" 💧 Light watering
Apr 4.3" 6.5" 0" ✅ Rainfall sufficient
May 4.3" 9.5" 0" ✅ Rainfall sufficient
Jun 4.3" 9.8" 0" ✅ Rainfall sufficient
Jul 4.3" 7" 0" ✅ Rainfall sufficient
Aug 4.3" 8.1" 0" ✅ Rainfall sufficient
Sep 4.3" 5.1" 0" ✅ Rainfall sufficient
Oct 4.3" 4.2" 0.1" 💧 Light watering
Nov 4.3" 2.3" 2" 💧 Light watering
Dec 1.9" 0" ❄️ Dormant

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

Pansy 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.

Pansy needs ~1,400 GDD — county provides 4,567 GDD Excellent fit

Pansy Planting Timeline — Hays County, TX

Pansy Planting Calendar

Activity When Date Range
Start Indoors December 26 Dec 26 – Jan 9
Transplant Outdoors February 6 Feb 6 – Feb 20
Bloom March 27 Mar 27 – Jun 26
Fall Sowing August 30 Aug 30 – Sep 13

Plant 0.3" deep · 7" apart · Rows 10" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

70–90 days

🧪 Soil pH

Needs 5.4–6.2 · Your soil: too_alkaline

🗺️ USDA Zone

Zone 9a

📆 Growing Season

261 days in Hays County

Growing Tips for Pansy in Hays County

Direct sow Pansy outdoors after March 06 in Hays County when soil has warmed and frost danger has passed.

With Hays County's clay soil (45% clay), work in 3-4 inches of compost before planting Pansy. Avoid tilling when soil is wet to prevent compaction.

General growing tips

Start indoors 10-12 weeks before last frost for spring transplants. In zones 6+, fall planting (8-10 weeks before first frost) gives overwintering plants that bloom earliest in spring. Plant in full sun in cool weather; afternoon shade helps extend bloom in zones 7-8. Deadhead to prevent premature seed set. Shear back by one-third when plants go leggy to extend the season.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Pansy in Hays County, TX?

Hays County is in Zone 9a with an average last frost of March 6. Plan your Pansy planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hays County, TX?

Hays County, Texas is in USDA Hardiness Zone 9a. The average last spring frost is March 6 and first fall frost is November 22.

🌱

Your Hays County Garden Planner — Free

A 22-page printable planner built for Hays County (Zone 9a). 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 Hays 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.