• Pink and white cosmos radiance flowers with yellow centers in a sunny garden.
  • Bright pink cosmos radiance flower with yellow center against a blurred green background.
  • Pink cosmos radiance flowers with yellow centers blooming in a green garden setting.
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Cosmos Seeds - Radiance

Glossy pink blooms that are nothing short of mesmerizing

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About the Variety

AAS Winner

Key Features

Heat Tolerant
Drought Tolerant
Prefers Lean Soil
Container Friendly
Attracts Bees
Attracts Butterflies
Fast Growing
Easy to Grow
Perfect for Cut Flowers
Perfect for Borders
Deer Resistant
Rabbit Resistant

Plant Details

BOTANICAL NAME

Cosmos bipinnatus

LIFE CYCLE

  • Annual

LIGHT REQUIREMENT

  • Full Sun

DAYS TO MATURITY

  • 60 to 90 days

GROWTH HABIT

  • Clumping

PLANT HEIGHT

  • 44 to 60 inches

COLOR

  • Pink

Radiance Cosmos seeds produce the classic cosmos that everyone adores. The deep, wine red of the petals pairs beautifully with the yellow center. The Radiance Cosmos, like all other cosmoses, is simple to grow; even novice gardeners will have no trouble growing these 3 to 5 foot beauties. Order your seeds today, and in mid-summer, you'll be beaming with pride at the blooms on your Radiance Cosmos flowers!

  • Easy to grow annual with long-lasting blooms
  • Pollinator attractor with pink Summer blooms
  • Thrives in full sun or partially shaded areas

Planting Information

PLANTING SEASON

  • Spring

SOWING METHOD

  • Direct Sow

PLANTING DEPTH

  • 1/4 inch

WATER NEEDS

  • Low

PLANT SPACING

  • 9 to 12 inches

HARDINESS ZONES

  • N/A - Annual

SEED PREP

  • Requires Light

COVERAGE

Amount Avg Seed Count Recommended Coverage
Packet 160 Up to 80 Sq. Ft
1 Ounce 4,760 Up to 625 Sq. Ft
1/4 Pound 19,040 Up to 2,500 Sq. Ft
1 Pound 76,160 Up to 10,000 Sq. Ft

Planting Guide

View our Cosmos Planting Guide to learn more.

Ready to Grow

We guarantee that our seeds & bulbs will be true to type and ready to thrive. If something doesn't grow as expected, we will make it right. Questions? Call us at 855-440-2929

Cosmos Seeds - Radiance

$5.49

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Cosmos Seeds - Radiance FAQs

What is Radiance Cosmos also known as?

Radiance Cosmos is also known as Mexican Aster.

Is Radiance Cosmos resistant to animals or disease?

Radiance Cosmos is deer resistant, meaning deer generally avoid it due to its taste, texture, or aroma.

What type of seed is Radiance Cosmos?

Radiance Cosmos is an open pollinated seed.

Grown by Our Community • All cosmos