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When to Plant Bachelor's Button in Tyler County, TX

Tyler County, Texas Zone 9a June

Your June planting checklist for Tyler County, Texas

Here's what deserves your attention in Tyler County, Texas this month. Everything below is tailored to Zone 9a and timed around your local frost dates.

Avg. last frost March 6
Avg. first frost November 19
Soil temp (4") 84°F
Watering Low
Pest pressure High
Daylight 14 hrs
  1. Start harvesting bachelor's button

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

Before July arrives, get these ready
  • First harvests: bachelor's button

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Bachelor's Button (Centaurea cyanus), also called cornflower, is a carefree cool-season annual best known for its vivid cobalt-blue flowers — one of the truest blues in the annual garden. It tolerates light frosts, self-seeds prolifically, and thrives in poor to average soils. A traditional cut flower and pollinator magnet, it has been cultivated in gardens for centuries.

Tyler County, Texas is in USDA Zone 9a. The average last spring frost is March 6 and the first fall frost is November 19, giving you a growing season of approximately 258 days.

At an elevation of 378 feet, Tyler County receives approximately 75.3 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 95°F, so Bachelor's Button may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Bachelor's Button will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Bachelor's Button root diseases.

Annual Blooms in Spring Pollinator-friendly Deer-resistant Good for cutting
Tyler County, TX (Zone 9a) Long season
258 days
Last Spring Frost March 6
258 growing days
First Fall Frost November 19
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Tyler County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.4-6.3

Drainage

Well Drained

Bachelor's Button Planting Risk Windows

Early Start (70% safe) ✓ Fits season (122 days to spare)
Transplant: Jan 27 🌸 Bloom: Mar 24 – Jul 14
Recommended (50%) ✓ Fits season (118 days to spare)
Transplant: Feb 6 🌸 Bloom: Apr 3 – Jul 24
Safe Start (90%) ✓ Fits season (109 days to spare)
Transplant: Mar 2 🌸 Bloom: Apr 27 – 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 Tyler County

How your county's soil matches Bachelor's Button's growing requirements.

Soil pH

Your soil pH (5.4–6.3) is more acidic than Bachelor's Button prefers (6.0–7.5). Add garden lime to raise pH.

Soil Texture

Sandy soil in Tyler County warms quickly in spring but drains fast. Bachelor's Button will need more frequent watering and regular compost additions to retain nutrients.

Drainage

Drainage is adequate for Bachelor's Button.

Organic Matter

Organic matter is moderate (2.1%). Annual compost additions will help Bachelor's Button.

How to Plant Bachelor's Button

0.3"
Planting Depth
12"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Bachelor's Button

5
successive plantings in your 258-day season

Sow every 6.9 weeks. Last sowing by Aug 21 to harvest before frost.

For a dedicated fall crop, sow by Sep 10.

Bachelor's Button Water Budget

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

Monthly Watering Guide for Bachelor's Button

Bachelor's Button 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 Bachelor's Button Needs Rainfall You Supplement Action
Jan 1.8" 0" ❄️ Dormant
Feb 2.7" 0" ❄️ Dormant
Mar 2.2" 4.7" 0" ✅ Rainfall sufficient
Apr 2.2" 7.1" 0" ✅ Rainfall sufficient
May 2.2" 11.7" 0" ✅ Rainfall sufficient
Jun 2.2" 13.2" 0" ✅ Rainfall sufficient
Jul 2.2" 9.7" 0" ✅ Rainfall sufficient
Aug 2.2" 8.6" 0" ✅ Rainfall sufficient
Sep 2.2" 7.2" 0" ✅ Rainfall sufficient
Oct 2.2" 4.3" 0" ✅ Rainfall sufficient
Nov 2.2" 2.4" 0" ✅ Rainfall sufficient
Dec 2" 0" ❄️ Dormant

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

Bachelor's Button 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.

Bachelor's Button needs ~1,594 GDD — county provides 5,482 GDD Excellent fit

Bachelor's Button Planting Timeline — Tyler County, TX

Bachelor's Button Planting Calendar

Activity When Date Range
Transplant Outdoors February 6 Feb 6 – Feb 20
Direct Sow January 9 Jan 9 – Jan 30
Bloom April 3 Apr 3 – Jul 24
Fall Sowing September 10 Sep 10 – Sep 24

Plant 0.3" deep · 12" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January Direct Sow
February Transplant Outdoors
March
April Bloom
May Bloom
June Bloom
July Bloom
August
September Fall Sowing
October
November
December
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 9a

📆 Growing Season

258 days in Tyler County

Growing Tips for Bachelor's Button in Tyler County

Direct sow Bachelor's Button outdoors after March 06 in Tyler County when soil has warmed and frost danger has passed.

Sandy soil in Tyler County dries quickly — mulch Bachelor's Button with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

Common pests for Bachelor's Button in this region include aphids and slugs. Use row covers early in the season and inspect plants weekly.

General growing tips

Direct-sow in early spring as soon as soil can be worked; seeds need a brief cold period for best germination (refrigerate for a few days before planting if spring arrives quickly). In zones 6+, fall-sow for the earliest spring bloom. Thin to 12 inches; do not over-fertilize — too much nitrogen produces foliage at the expense of flowers. Deadhead to prolong blooming or allow self-seeding for a naturalized colony.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Bachelor's Button in Tyler County, TX?

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

What planting zone is Tyler County, TX?

Tyler County, Texas is in USDA Hardiness Zone 9a. The average last spring frost is March 6 and first fall frost is November 19.

🌱

Your Tyler County Garden Planner — Free

A 22-page printable planner built for Tyler 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 Tyler 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.