University of Illinois Extension

Directorio de Anuales

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Ageratum
Ageratum houstonianum


Quick Profile

Exposure
Full Sun
 
Mature Height
6 - 36 Inches
 
Soil Conditions
Dry
 
Bloom Color
Blue
Pink
Purple
White
 
Bloom Season
May - October
 
Hardiness
Tender Annual
 
Size
Small
Medium
Tall
 

Features

Excellent low growing, mound plant useful for borders while the taller cultivars make excellent cut flowers.

Culture

Prefers full sun, but tolerates very light shade. Likes soil that is moist yet well-drained. Plant after all danger of frost is past. Needs fertile soils to continue to bloom through the summer. Removing spent flowers aids in rebloom and disease reduction.

Cultivars

  • 'Artist' series hybrids 12"-14" blue and purple flowers
  • 'Blue Hawaii 5.0' 6"-12" blue flowers
  • 'Blue Danube'
  • 'Blue Pearl'
  • 'Shell Pink Hawaii'
  • 'Tycoon'

Tall Cut Flower Types

  • 'Blue Horizon' 24"-36" mid-blue flowers
  • 'Everest Blue'
  • 'Fields'
  • 'High Tide Blue'
  • 'Red Sea' 24" -36" red flowers

Notes

Great plant for interplanting with light colored or silvery colored foliage plants or with white petunias