Corn Poppy Flower Seeds Packet

$4.95

FREE SHIPPING on seeds when you order 5 packs or more
Quick Seed Overview
  • Plant Type: Annual (self-seeder)
  • Genus: Papaver
  • Species: Rhoeas
  • Plant Height/Width: 12-24" high
  • Season: Blooms late spring to early summer
  • Exposure: Full Sun
  • Difficulty: Easy
  • Attributes: Attract Pollinators
Satisfaction Guarantee

We stand by the quality of our flower seed packets! With high germination rates and vibrant blooms, your garden is sure to flourish. If you're not completely satisfied, we’ll replace or refund—guaranteed!

Why Shido Seeds Are the Best

Our flower and vegetable seeds are beautifully packaged little packets of magic. Guaranteed to turn your garden into the envy of the neighborhood. Get your hands dirty and let nature simply do its thing.

How to Plant Corn Poppies from Seed

When to Plant Seeds

  • Outdoors: Sow seeds in early spring as soon as the soil is workable or in fall for blooms the following year.
  • Indoors: Start seeds 6-8 weeks before the last frost if you prefer to transplant them later.

Seed Preparation

  • No special treatment is required; Corn Poppy seeds germinate easily.

Sowing Seeds Outdoors

(recommended)

  1. Choose a well-drained, sunny location.
  2. Scatter seeds directly on the soil surface and gently press them in (do not cover deeply, as they need light to germinate).
  3. Water lightly to keep the soil moist until germination.
  4. Expect seedlings to emerge within 7-14 days.
  5. Thin seedlings to 6-12 inches apart once they develop true leaves.

Starting Seeds Indoors

  1. Fill seed trays with moist, well-draining seed-starting mix.
  2. Scatter seeds on the surface and lightly press them into the soil.
  3. Keep trays at a temperature of 60-70°F.
  4. Provide bright indirect light or use grow lights.
  5. Transplant seedlings outdoors after the last frost, spacing them 6-12 inches apart.

Pro Tip

Corn poppies thrive on neglect—too much fertilizer or water will reduce blooms. Give them full sun, well-drained soil, and minimal watering for the best display. Deadhead spent flowers to extend blooming, or let them self-seed for a naturalized look next season!

Getting to know your Corn Poppy

Corn Poppies are annual plants, completing their life cycle in one season. Typically grow between 12 to 30 inches tall, with slender, upright stems. The plants develop a bushy appearance with multiple flower stalks. Corn Poppy flowers are bright red with a dark black or purple center. Blooms measure around 2-4 inches in diameter. Blooms from late spring to early summer, lasting several weeks. Attracts bees, butterflies, and other beneficial pollinators. If left to self-seed, they can return the following year naturally.

What it's used for

1. Ornamental Gardening:

  • Ideal for wildflower meadows, cottage gardens, and borders.
  • Works well in naturalized landscapes and pollinator gardens.

2. Symbolic & Cultural Significance:

  • The red Corn Poppy is widely associated with Remembrance Day and honoring soldiers.
  • Often worn as a symbol of remembrance in the United Kingdom, Canada, and other countries.

3. Pollinator Support:

  • Provides an essential nectar and pollen source for bees and butterflies.
  • Helps sustain beneficial insect populations.

4. Companion Planting:

  • Complements cornflowers, daisies, and other wildflowers for a colorful display.
  • Can be grown alongside vegetables to enhance biodiversity.

5. Medicinal & Culinary Uses:

  • Historically used in herbal medicine for mild sedative and pain-relief properties.
  • Petals have been used as a natural dye and flavoring in some culinary applications.
Growth Requirements

Light:

  • Prefers full sun (6-8 hours of direct sunlight daily).
  • Can tolerate partial shade, but blooms best in full sunlight.

Soil:

  • Thrives in well-drained, light, sandy, or loamy soils.
  • Prefers soil with a neutral to slightly alkaline pH (6.0-7.5).
  • Can grow in poor, disturbed soils, making it perfect for naturalizing.

Watering:

  • Requires moderate watering.
  • Once established, it is drought-tolerant and needs little additional watering.

Temperature & Climate:

  • Hardy in USDA Zones 3-9.
  • Prefers cool to mild temperatures for germination and early growth.
  • Can tolerate light frost, making it an excellent choice for early spring planting.

Fertilization:

  • Generally does not require fertilization.
  • If growing in very poor soil, a light application of compost or balanced fertilizer may be beneficial.
Maintenance

Mulching:

  • Apply a thin layer of mulch to retain moisture and suppress weeds.
  • Helps keep the roots cool during warm weather.

Deadheading & Pruning:

  • Remove spent flowers to extend the blooming season.
  • If you want self-seeding, allow some flowers to go to seed.

Disease & Pest Prevention:

  • Ensure good air circulation to prevent fungal diseases.
  • Avoid excessive watering to reduce the risk of root rot and mildew.

1. Harvesting Flowers:

  • Cut fresh flowers in the morning for longer vase life.
  • Immediately place stems in water to prevent wilting.

2. Storing Seeds:

  • Allow seed pods to dry naturally on the plant.
  • Store collected seeds in paper envelopes in a cool, dry place for next season’s planting.

Pests and Diseases

Pests:

  • Aphids: Can cause leaf curling; treat with insecticidal soap.
  • Slugs & Snails: May chew young seedlings; use barriers or organic deterrents.

Diseases:

  • Powdery Mildew: White, powdery spots on leaves; treat with fungicides.
  • Root Rot: Can occur in overly wet conditions; improve drainage and avoid overwatering.

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