How to Grow Ageratum houstonianum Plants in your Garden

Gardener's HQ Guide to Growing Floss Flower

Floss flower
Ageratum houstonianum - flossflower photograph by Carl Lewis.

Ageratum houstonianum Growing and Care Guide

  • Scientific Name: Ageratum houstonianum
  • Common Name: Floss flower
  • Growing Zone (USA / UK): 2 to 11 / UK zone H2
  • Life Cycle / Plant Type: Annual

Plant Details

  • Plant Height (Inches): 6 to 18
  • Plant Spread (Inches): 8 to 9
  • Time of Bloom: Mid spring to early autumn
  • Flower Details: Blue, Pink, Purple, White
  • Leaf Foliage: Green
  • Fruit:
  • Growth Form: Rounded

Ideal Growing Conditions

  • Best Light Conditions: Partially shady to full sunlight
  • Rate of Growth: Average pace
  • Suitable Soil Types: Acidic, Loamy, Neutral, Sandy, Well drained
  • Soil Moisture: Moist

Caring Conditions

  • Care:
  • Level of Maintenance: Medium
  • Propagation: No pruning required
  • How to Prune: Generally pest free
  • Pests: Generally disease free
  • Diseases:

Further Information

  • Can Attract: Butterflies
  • Tolerant of: Rabbit, Deer
  • Best Garden Use: Border, Container, En masse , Rock garden, Specimen
  • Family:
  • Closely Related Species:
  • Miscellaneous: North American native, Attracts butterflies, Suitable for cut flowers, Seldomly reblooms
  • Genus Detail: Ageratum
  • Further Reading and References: Here and Here

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