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Annuals – Floss Flower

  • Floss flower 

Botanical name: ageratum houstonianum 

Beginner friendly?: yes

Average size at maturity: up to 3 ft in height and 1 ft and a half in width 

Bloom time:  late spring, summer, fall 

Hardy zone: zones 7-12

Flower color: pink/white/blue/purple 

Foliage color: green 

Growth rate: reaches full maturity in first growing season

Pruning instructions: deadhead and remove dead or dying foliage as needed

Propagation methods: cut a stem just below a node and place in water until roots start to emerge

Landscape use: mixed flower garden bed 

Light needs: at least 6 hours of sun per day 

Special features: feather-like blooms

Watering instructions:  allow soil to partially dry between watering sessions

Fertilizing instructions : use a slow release granular fertilizer in the early spring

Best time to plant: spring 

Best type of soil: loam, sand 

Companion plants: salvia, vinca, cosmos 

Toxicity level:  potentially mildly toxic if ingested 

Invasive species: no