How to Grow Blanketflower

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Blanketflower

Gaillardia x grandiflora

flower

Blanketflower is a vibrant perennial known for its bold red and yellow bi-colored blooms that resemble a colorful blanket. These hardy, drought-tolerant plants flower profusely from early summer through fall and attract pollinators with ease. They're ideal for borders, cottage gardens, and xeriscape landscapes.

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Example Blanketflower timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Blanketflower

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Blanketflower blooms

    Around Jun 16

    ≈ 60 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Blanketflower dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily minimum
💧
Water: Low to moderate water needs; drought-tolerant once established. Water deeply but infrequently. Reduce watering in fall and winter. Overwatering can cause root rot and reduce flowering.
📏
Spacing: 12 inches
📅
Days to maturity: 60-90 days from seed to first flowers
🌱
Planting depth: Surface sow seeds (light-dependent germinator); transplants at soil line

Soil

Type: Well-draining sandy loam or poor soil
pH: 6.0-7.5
Amendments:
Coarse sand for drainage Gravel Minimal compost (overly rich soil reduces flowering)

Growing Zones

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Thrives in zones 2-10; best performance in zones 3-9

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a

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Growth Stages

1

Seed Germination

1-2 weeks

Seeds sprouting; tiny seedlings emerging with cotyledons

Keep soil moist but not waterlogged. Provide bright light. Germination occurs in 7-14 days at 70-75°F. No covering needed—seeds need light to germinate.

2

Seedling to Transplant

3-4 weeks

Development of first true leaves; small rosette forming

Thin seedlings or transplant when 2-3 true leaves appear. Gradually acclimate to outdoor light. Keep consistently moist but not soggy.

3

Vegetative Growth

4-6 weeks

Plant establishing roots and foliage; bushy growth with lance-like green leaves

Transplant outdoors after last frost. Water regularly but allow soil to dry between waterings. Pinch back stems in early season to encourage bushier growth. Reduce fertilizer; poor soil is acceptable.

4

Flowering

8-12 weeks (can extend into fall)

Abundant flowers with red and yellow petals arranged in layers; bloom peaks in summer

Deadhead spent flowers regularly to prolong blooming. Provide full sun for optimal color. Reduce watering as flowering intensifies. Staking usually not needed unless in shade.

5

Seed Set & Dormancy

4-8 weeks

Flowers fade; seed heads develop; plant slows growth as temperatures cool

Allow some flowers to set seed for self-seeding or collection. Cut back stems in late fall or early spring to 3-4 inches. Divide plants every 2-3 years to rejuvenate.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Plants requiring consistently moist soil (hostas, astilbe) Tall shade-casting plants

Common Pests

  • Remove infected plants immediately. Use row covers on seedlings. Spray with insecticidal soap or neem oil if population is high.

  • Increase humidity by misting foliage. Spray with water to dislodge mites. Use miticide if severe.

  • Ensure good air circulation. Remove affected leaves. Apply sulfur or fungicide in early morning. Reduce overhead watering.

  • and

    Remove by hand in evening. Apply copper tape around plants. Use beer traps or diatomaceous earth.

Uses

🍳

Edible Flower Garnish

Culinary

Blanketflower petals are edible with a slightly spicy, peppery flavor. Use fresh petals as a colorful garnish on salads, desserts, or beverages. [source]

🎨

Fresh and Dried Arrangements

Craft

The vibrant blooms are excellent for fresh cut flower bouquets and dry beautifully for long-lasting dried arrangements and wreaths. [source]

🦋

Pollinator Attraction

Wildlife

Blanketflowers are magnets for bees, butterflies, and other beneficial insects, making them essential for pollinator gardens and habitat restoration. [source]

💊

Traditional Herbal Use

Medicinal

Native American tribes historically used Gaillardia species to treat digestive issues and skin conditions. Modern herbalism incorporates it in teas and infusions for its antioxidant properties. [source]

🏠

Low-Maintenance Landscape

Household

Its extreme drought tolerance and minimal care requirements make it ideal for water-wise gardens, xeriscaping, and sustainable landscaping projects. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Cut flowers in early morning when buds are just opening for longest vase life (7-10 days). Deadhead regularly to encourage continuous blooming. Allow some flowers to remain on the plant for seed collection in late summer/fall. Seeds can be harvested when seed heads turn brown and dry.

Fun Facts

  • 🌱 Blanketflower earned its common name from the resemblance of its layered red and yellow petals to a Native American blanket or woven pattern.
  • 🌱 Gaillardia is named after Gaillard de Marentonneau, an 18th-century French botanist and patron of horticulture.
  • 🌱 The flowers get MORE colorful and more abundant in poor, sandy soil—over-fertilizing actually reduces blooms and vigor.

Gardening Terms

New to gardening? Learn about terms used in this guide:

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