Cosmos bipinnatus Seeds (Pink Cosmos)

Pink Cosmos (Cosmos bipinnatus), also known as Mexican aster or garden cosmos, is a popular annual plant species. It features feathery green leaves and produces vibrant pink blossoms with a yellow center. The flowers resemble daisies and are attractive to butterflies and bees. Pink Cosmos typically reaches a mature height of 2-4 feet (0.6-1.2 meters) and spreads up to 2 feet (0.6 meters) wide. It thrives in full sun and well-drained soil, making it ideal for gardens and borders. Pink Cosmos is hardy in USDA zones 3-10. Growing it from Cosmos bipinnatus seeds is a straightforward process for gardening enthusiasts.

Growing Cosmos bipinnatus from Seed

• Growth cycle: Annual
• Watering: Medium
• Sunlight: Full Sun
• Suitable climates: Mediterranean, Marine West Coast, Humid Continental, Humid Subtropical
• Where to grow: Outdoors
• Flower color: Pink

Germinating Pink Cosmos Flower Seeds

To germinate Cosmos bipinnatus, plant the seeds in well-draining soil and lightly cover with a thin layer of soil. Keep the soil consistently moist, place in a warm and well-lit area, and germination should occur within 7-14 days.

We source all of our Cosmos bipinnatus seeds from a small greenhouse facility based in southeastern Maine and store them in a dark, temperature-controlled environment before shipment. You’ll find that our fresh Pink Cosmos seeds are much easier to germinate than the mass-produced packets of flower seeds found in stores! If you have any trouble growing Pink Cosmos seeds, we’re happy to send you additional gardening tips. In the (unlikely) event that your Cosmos bipinnatus seeds do not germinate at all, we’ll give you a full refund, no questions asked.

We offer this variety on Etsy and eBay, as well!

Shipping & returns

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