Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Ageratum (ad-jur-RAY-tum) (Info)
Species: houstonianum (hoos-toh-nee-AH-num) (Info)
Cultivar: Hawaii Royal
 2 members have or want this plant for trade.
Category:
Annuals
Height:
6-12 in. (15-30 cm)
Spacing:
3-6 in. (7-15 cm)
Hardiness:
Not Applicable
Sun Exposure:
Sun to Partial Shade
Danger:
Unknown - Tell us
Bloom Color:
Blue-Violet
Bloom Time:
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall
Late Fall/Early Winter
Foliage:
Herbaceous
Other details:
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Suitable for growing in containers
Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information:
Unknown - Tell us
Propagation Methods:
From seed; direct sow after last frost
Seed Collecting:
Unknown - Tell us
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