How to Grow Red Lion

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Red Lion

Dianthus chinensis 'Red Lion'

flower

Red Lion is a vibrant, compact annual or short-lived perennial dianthus (pink) prized for its brilliant scarlet-red flowers and sturdy, bushy growth habit. It produces abundant blooms throughout the growing season and is excellent for borders, containers, and cut flower arrangements. This cultivar is known for its disease resistance and long flowering period with minimal deadheading required.

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Example Red Lion timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Red Lion

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Red Lion blooms

    Around Jun 6

    ≈ 50 days after planting

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

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily minimum; tolerates partial shade in hot climates
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Water: Moderate; water when soil surface becomes dry. Allow soil to dry slightly between waterings. Avoid overwatering and wet foliage to prevent fungal issues. Drought-tolerant once established.
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Spacing: 8-12 inches apart inches
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Days to maturity: 50-70 days to first bloom from transplants; 70-90 days from seed
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Planting depth: Seeds: scatter on surface and press lightly (light-dependent germination); Transplants: plant at soil level

Soil

Type: Well-draining loamy to sandy soil
pH: 6.0-7.0
Amendments:
Perlite or coarse sand for drainage Compost for organic matter Lime if soil is acidic

Growing Zones

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Zones 3-10; performs best in cool to warm climates with good air circulation

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

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Growth Stages

1

Seedling

2-3 weeks

Tiny, thin stems with narrow cotyledons and first true leaves appearing. Plants are delicate and low-growing.

Keep soil moist but not waterlogged. Ensure bright light to prevent leggy growth. Provide good air circulation. Do not overwater or plants may dampen off.

2

Vegetative Growth

3-4 weeks

Bushy, compact mounding growth with fine, grass-like foliage. Stems thicken and branch. Plant develops dense structure.

Allow soil to dry between waterings. Begin fertilizing weekly with diluted balanced fertilizer. Pinch back tips if needed to encourage bushiness. Move transplants to larger containers if necessary.

3

Flowering

8-12 weeks (early to mid-summer through fall)

Dense clusters of small, ruffled scarlet-red double or semi-double flowers appear at branch tips. Flowers are fragrant and continuously produced.

Deadhead spent flowers to encourage more blooms, though Red Lion is less dependent on deadheading than some varieties. Continue regular watering and feeding. Ensure good air circulation.

4

Peak Bloom & Maturity

4-8 weeks

Plant is fully bushy and covered with vibrant scarlet flowers. Blooming is prolific and continuous in cool conditions.

Maintain consistent watering and fertilizing. Watch for heat stress in very hot climates; afternoon shade may extend blooming. Monitor for pests and diseases. Deadhead occasionally for neatness.

5

Late Season & Decline

Variable; until frost in cool zones or into winter in mild zones

Bloom production slows in intense heat or as temperatures cool in fall. Foliage may yellow if grown as annual in winter-cold zones.

In warm climates, Red Lion may persist as a short-lived perennial; elsewhere, it ends with frost. Collect seed if desired. Remove plants after frost or when flowering stops.

Companion Planting

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Plant with:

Avoid planting near:

Plants requiring consistently moist soil (hostas, primrose) Overly tall plants that shade dianthus Heavy feeders competing for nutrients

Common Pests

  • Increase humidity and air circulation. Spray with water to dislodge. Use insecticidal soap or neem oil if severe. Avoid overfeeding with nitrogen.

  • and

    Remove debris and mulch around plants. Hand-pick at night. Use copper barriers or slug baits. Encourage beneficial predators like ground beetles.

  • Spray with strong water stream to dislodge. Use insecticidal soap or neem oil. Encourage beneficial insects like ladybugs and lacewings.

  • Ensure good air circulation. Avoid overhead watering. Apply sulfur dust or fungicide if needed. Remove affected leaves. Spray early in morning.

  • Prevent with well-draining soil and careful watering. Avoid waterlogging. Remove and destroy affected plants. Improve drainage with amendments.

Uses

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Edible Flower Garnish

Culinary

Red Lion dianthus petals are edible and add a spicy, clove-like flavor and striking color to salads, desserts, and beverages. They should be grown without pesticides if intended for consumption. [source]

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Cut Flower Arrangements

Household

Red Lion is excellent for fresh flower arrangements and bouquets due to its vibrant color, long vase life, and abundant blooms. It pairs well with complementary greens and other cut flowers. [source]

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Flower Drying & Pressing

Craft

The flowers can be dried in a cool, dark place or pressed between paper for use in dried arrangements, crafts, cards, and botanical pressing projects. [source]

🦋

Pollinator Support

Wildlife

Red Lion dianthus attracts bees, butterflies, and other pollinators throughout the growing season, making it valuable for supporting local pollinator populations and beneficial insects. [source]

💊

Herbal Tea & Traditional Use

Medicinal

Dianthus flowers have been used traditionally in herbal medicine and tea preparations, though culinary dianthus varieties are preferred. Consult herbalists before medicinal use. [source]

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

Harvest Tips

For cut flowers: harvest in early morning when stems are fully hydrated. Cut flowers last 7-10 days in a vase with fresh water. Pinch or cut back individual spent flower clusters to encourage more blooms. For seed collection: allow flowers to fade and dry on plant; collect dried seed pods when brown and crispy, then dry further indoors before storing.

Fun Facts

  • 🌱 Red Lion dianthus is a descendant of the Chinese pink (Dianthus chinensis), which was cultivated in Asia for over 2,000 years before being introduced to Europe in the 17th century.
  • 🌱 The fragrant, spicy clove scent of dianthus flowers comes from volatile compounds and inspired the old-fashioned name 'gillyflower,' derived from 'giroflée' (the French word for clove).
  • 🌱 Red Lion is notably more compact and disease-resistant than older dianthus varieties, making it a modern improvement in ornamental horticulture.

Gardening Terms

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