Aster umbellatus Seeds (Whitetop Aster)

Whitetop Aster (Aster umbellatus) is a perennial wildflower native to North America. Commonly known as Flat-topped or Tall Whitetop Aster, it is characterized by its showy clusters of small white flowers with yellow centers. The plant can reach a height of 2-5 feet and has lance-shaped leaves. It thrives in moist to wet soil and is typically found near wetlands, ponds, and riverbanks. Whitetop Aster attracts pollinators and beneficial insects to the garden. It can be grown in USDA hardiness zones 3-9. If interested in cultivating this beautiful wildflower, one can find Aster umbellatus seeds available for purchase.

Growing Aster umbellatus from Seed

• Growth cycle: Perennial
• Watering: Medium
• Sunlight: Medium Sun
• Suitable climates: Arid, Highland, Humid Continental, Marine West Coast, Mediterranean, Semiarid, Subarctic, Tundra
• Where to grow: Outdoors
• Flower color: White

Germinating Whitetop Aster Flower Seeds

To germinate Aster umbellatus, collect seeds in late summer and store them in a cool, dry place. In early spring, sow the seeds on moist soil in a sunny location. Keep the soil consistently moist until germination occurs in a few weeks.

We source all of our Aster umbellatus 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 Whitetop Aster seeds are much easier to germinate than the mass-produced packets of flower seeds found in stores! If you have any trouble growing Whitetop Aster seeds, we’re happy to send you additional gardening tips. In the (unlikely) event that your Aster umbellatus seeds do not germinate at all, we’ll give you a full refund, no questions asked.

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

Shipping & returns

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