All China Aster Seeds | Callistephus chinensis

Discover the full collection of China Asters (Callistephus chinensis) — one of the most beloved and timeless cut-flower classics, grown and trialed at Therapy of Flowers. From soft romantic pastels to rich jewel tones, these asters are celebrated for their perfectly shaped blooms, sturdy stems, and exceptional vase life — a true must-have for every flower grower and floral designer.

Whether you adore the large, fully double Chrisantella, the soft, ruffled Tower varieties, or the elegant pastel tones of Lady Coral, Syringa, Juwel, Sea Starlet, Trobador, Valkyrie, Harlekin, and Benary’s selections, our curated assortment offers every texture, hue, and form to match your creative floral vision.

A vibrant display of lavender China Aster seeds (Callistephus chinensis) blooming in a lush garden.

New seeds

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Ranunculus and Anemones – Elegant Blooms for a Stunning Garden

Transform your garden with the timeless elegance of Ranunculus and Anemones. These classic flowers are beloved for their vibrant colors, delicate petals, and long-lasting blooms, making them perfect for garden beds, borders, and floral arrangements

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Blog posts

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  • Sweet Pea Seeds: Ruffled, Large-Flowered and Perennial Types Explained

    Sweet Pea Seeds: Ruffled, Large-Flowered and Pe...

    Are ruffled, large-flowered sweet peas a separate species? Learn what Lathyrus odoratus means, how Spring Sunshine sweet peas fit in, and how annual sweet peas differ from perennial peas.

    Sweet Pea Seeds: Ruffled, Large-Flowered and Pe...

    Are ruffled, large-flowered sweet peas a separate species? Learn what Lathyrus odoratus means, how Spring Sunshine sweet peas fit in, and how annual sweet peas differ from perennial peas.

  • Grow Something Extraordinary with Therapy of Flowers

    Grow Something Extraordinary with Therapy of Fl...

    Discover premium flower seeds, herb seeds, vegetable seeds, specialty pumpkins, tulip bulbs, ranunculus and anemones. Find inspiration for creating a beautiful, productive garden with carefully selected varieties from Therapy of...

    Grow Something Extraordinary with Therapy of Fl...

    Discover premium flower seeds, herb seeds, vegetable seeds, specialty pumpkins, tulip bulbs, ranunculus and anemones. Find inspiration for creating a beautiful, productive garden with carefully selected varieties from Therapy of...

  • How to Label Sown Seeds and Plants in the Garden

    How to Label Sown Seeds and Plants in the Garden

    Learn how to label seeds and garden plants correctly, why cardboard seed trays and wooden labels can develop mould, and which durable, reusable alternatives make seed starting easier.

    How to Label Sown Seeds and Plants in the Garden

    Learn how to label seeds and garden plants correctly, why cardboard seed trays and wooden labels can develop mould, and which durable, reusable alternatives make seed starting easier.

  • Chocolate Cosmos – The Luxury Flower That Smells Like Dark Chocolate

    Chocolate Cosmos – The Luxury Flower That Smell...

    Discover how to grow Chocolate Cosmos ‘Black Magic’ from seed, overwinter its tubers and enjoy one of the world’s most luxurious flowers with its unforgettable dark chocolate fragrance.

    Chocolate Cosmos – The Luxury Flower That Smell...

    Discover how to grow Chocolate Cosmos ‘Black Magic’ from seed, overwinter its tubers and enjoy one of the world’s most luxurious flowers with its unforgettable dark chocolate fragrance.

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