How to Grow Zinnia Oklahoma Pink

Zinnia Oklahoma Pink

Zinnia elegans 'Oklahoma Pink'

flower

Oklahoma Pink is a compact, bushy zinnia cultivar bred for uniform growth and profuse blooming. It produces vibrant pink double flowers on sturdy stems, making it ideal for borders, containers, and cut flower arrangements. This variety is known for its disease resistance and reliable performance in hot summer conditions.

Growing Conditions

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Sun: Full sun, 6-8 hours daily minimum; prefers 8+ hours for best blooming

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Water: Water regularly, keeping soil consistently moist but not waterlogged; reduce watering once established. Avoid wetting foliage to prevent powdery mildew

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Spacing: 12 inches

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Days to maturity: 60-75 days from seed to first bloom

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Planting depth: 0.25 inches (surface sow, press gently into soil); transplants at soil level

Soil

Type: Well-draining loamy or sandy soil

pH: 6.0-7.5

Amendments:

compost peat moss perlite balanced fertilizer

Growing Zones

Find your zone →

Thrives in zones 2-11 as an annual; performs best in zones 5-10 during warm seasons

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

Growth Stages

Seedling

2-3 weeks

Tiny seedlings emerge with two cotyledons, developing into small plants with true leaves within 1-2 weeks

Keep soil warm (70-75°F) and consistently moist. Provide bright light to prevent leggy growth. Thin seedlings or transplant to individual containers

Vegetative Growth

3-4 weeks

Plant develops multiple stems and dense foliage, growing 12-18 inches tall with compact branching

Pinch off top 1/2 inch when 6 inches tall to encourage bushier growth. Water regularly and apply balanced fertilizer every 3-4 weeks. Ensure full sun exposure

Flowering

6-12 weeks (or until frost)

Pink double flowers appear at branch tips, blooming continuously throughout summer and fall

Deadhead spent flowers regularly to encourage more blooms. Maintain consistent watering. Apply low-nitrogen fertilizer (higher phosphorus) to promote flowering

Peak Bloom

4-8 weeks

Plant is covered with abundant pink double flowers, reaching maximum visual impact

Continue deadheading, watering, and fertilizing. Harvest flowers for arrangements. Monitor for powdery mildew in humid conditions

Decline & Seed Set

Until first frost (typically 32°F or lower)

As temperatures drop in fall or plant ages, flowering slows. If allowed, flowers develop seed pods

Plant will continue blooming until first frost. To save seeds, leave flowers on plant to mature and dry. Remove plants after hard frost

Companion Planting

Plan your garden →

Plant with:

marigold salvia cosmos celosia dusty miller sweet potato vine ornamental grasses alyssum

Avoid planting near:

plants requiring shade plants preferring consistently wet soil

Common Pests

Increase humidity by misting; spray with neem oil or insecticidal soap; ensure adequate watering to prevent drought stress
Avoid wetting foliage; ensure good air circulation; spray with sulfur or baking soda solution; remove infected leaves
Use yellow sticky traps; spray with insecticidal soap or neem oil; remove heavily infested leaves
Hand-pick beetles; use row covers early in season; apply spinosad or neem oil if infestation is severe

Uses

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Edible Flower Garnish

Culinary

Zinnia petals are completely edible and add vibrant pink color and a slightly spicy flavor to salads, cakes, and cocktails. Always verify no pesticides have been applied before consuming. [source]

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Cut Flowers & Arrangements

Craft

Oklahoma Pink zinnias are excellent for floral arrangements, bouquets, and dried flower crafts. Their long vase life and sturdy stems make them reliable for professional and home arrangements. [source]

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Pollinator Support

Wildlife

Zinnia flowers attract butterflies, bees, and hummingbirds throughout the growing season, providing essential nectar and pollen sources for beneficial insects. [source]

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Garden Color & Landscape Design

Household

The compact growth habit and continuous pink blooms make Oklahoma Pink ideal for borders, containers, cottage gardens, and mass plantings to provide consistent summer color. [source]

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Traditional Herbal Use

Medicinal

Historically, zinnia flowers have been used in traditional medicine for their mild antibacterial and anti-inflammatory properties, though modern scientific evidence is limited. [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 stems are turgid. Cut stems at a 45-degree angle just above a leaf node to encourage branching. Zinnia flowers last 7-10 days in a vase; change water every 2-3 days. Deadhead spent flowers regularly (within 2-3 days of wilting) to promote continuous blooming. For seed saving, allow flowers to remain on plant until fully dry; collect seed pods when brown and brittle

Fun Facts

🌱 Oklahoma Pink was bred specifically for the Oklahoma State Fair and is known for its exceptional heat and humidity tolerance, thriving even in challenging Midwest summers
🌱 Zinnias are native to Mexico and were brought to Europe by Spanish explorers in the 16th century; the 'Oklahoma' series was developed at Oklahoma State University
🌱 Zinnia flowers can produce a fresh flower bloom in just 6-8 weeks from seed, making them perfect for gardeners who want quick, gratifying results

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