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Ageratum houstonianum

Floss flower

Garden

Wishlist

  • Ageratum houstonianum | Copyright Greenplantswap 2019
  • Ageratum houstonianum | Copyright Greenplantswap 2019

Features

  • BloomsJune to September
  • Height0.15m to 0.5m
  • Spread0.2m to 0.3m
  • Growth HabitMound
  • Flower ColourBlue, pink, white
  • Leaf ColourMid green

Description

Ageratum houstonianum (Floss flower). This species is a half-hardy or tender annual. It will produce fluffy flowering clusters of blooms all summer. The soft blue, pink or white flowers will combine well with other flowering border plants or foliage plants. The foliage is comprised of mid-green, heart-shaped leaves.

Characteristics

Annual, Deciduous, Shrub

Origin

Central America, Mexico

Interest and use

Cutting bed, edging, border or hanging basket.

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  • Ageratum houstonianum | Copyright Greenplantswap 2019
  • Ageratum houstonianum | Copyright Greenplantswap 2019

Needs

  • LightFull sun
  • HardinessTender (min 11°C)
  • SoilHeavy, Light, Medium, Rich
  • Soil pH7.0 to 9.0
  • WaterSemi-moist

Cultivation

These plants will benefit from monthly fertilizing in the growing season. You can grow them in partial shade, especially in warm climates.

Propagation

The seeds are usually started indoors and set out as transplants after all danger of frost has passed.

Pests, diseases or disorders

Prone to root-rot.

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