« Previous Plant  |  Next Plant »

Aster oolentangiensis

Sky Blue Aster (Azure Aster)

An easy to grow, rhizomatous perennial attracting beneficial insects to the garden.

  • »  AKA Aster azureus or Symphyotrichum oolentangiense
  • »  Flowers are made up of petals in varying shades of blue surrounding a yellow eye
  • »  Naturally found in Southern Ontario in dry meadows, edges and open woods
  • »  Bloom Time: Summer to fall
  • »  Flower Size: 2.5 cm

Plug50
$10.33
1 Litre Low Inventory
$17.33
1gal
$20.83
  • Category:Perennials
  • Hardiness Zone:3
  • Height:60-80 cm
  • Spread:30-60 cm
  • Bloom Color: Blue
Exposure
Full Sun
Partial Sun/Shade
Attracts Wildlife
Attracts Butterflies
Growth Rate
Medium
Critter
Deer Resistant
Attributes
Native to Ontario
Salt Tolerant
Flowering Time
Lt. Sum-Fall
Fall
Habit
Clumping
Upright
Foliage Color
Green
Planting instructions
Container Plants
Additional Information about Aster oolentangiensis

Native to Ontario

Growing & Maintenance Tips for Aster oolentangiensis

Plant in average, dry to moist, well-drained soil in full sun. Plant height can vary depending on how rich the soil is and how much moisture is provided. Pinch back 1/3 of the foliage twice before early summer, to maintain shape and foliage vigour.