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Aster umbellatus

Also called Umbellate Aster


Aster umbellatus - Flat-topped Aster

Aster umbellatus - Flat-topped Aster

More About Aster umbellatus

  • AKA Doellingeria umbellata
  • Flat-topped cluster of small, white flowers
  • Flowers appear earlier than most aster
  • Narrow leaves with distinctive veins
  • Leaves are smooth when rubbed one direction, and rough the other way
  • Bloom Time: Late July

Interesting Notes:

Native to Ontario

Zone:

3

Height:

100-175 cm

Spread:

30-50 cm

Colour:

White
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Flat-topped Aster, Parasol Whitetop Growing and Maintenance Tips

Grows best in full to partial sun, in wet to moist conditions. Soil should consist of plenty of organic material to hold moisture. Drought conditions will cause this aster to go into early dormancy. Plant height and width vary depending on location and soil moisture. Naturally found in highly fertile, low-lying areas along streams, ponds and woodland edges.  


Aster umbellatus Characteristics

Full Sun
Full Sun
Partial Sun/Shade
Partial Sun/Shade
Attracts Butterflies
Attracts Butterflies
Deer Resistant
Deer Resistant
Native to Ontario
Native to Ontario
Cut Flower/Foliage
Cut Flower/Foliage
Salt Tolerant
Salt Tolerant
Bog or water garden
Bog or water garden

Soil Moisture

Moist to Average
Moist to Wet Soils

Growth Rate

Medium

Flowering Time

Summer
Lt. Sum-Fall

Habit

Clumping
Upright

Foliage Color

Green

Landscape uses

Woodland/woods edge
Roadside planting
Naturalizing

 Suitable Substitutions for Aster umbellatus

Aster puniceus

Aster puniceus

Swamp Aster