About
Ageratum houstonianum 'Blue Mink' is a compact, clump-forming annual that reaches about 30 cm (12 in) in height. It features mid-green, ovate foliage and produces clusters of soft, light blue-purple blooms from late spring until autumn. Its neat growth habit and extended flowering season make it well-suited for the front of borders, bedding arrangements, and container gardening.
About the genus
Ageratum includes annuals, perennials, and shrubs that typically exhibit a bushy growth form. The plants feature simple, ovate leaves and produce small, fluffy flower clusters in shades of blue, pink, or white during the summer and autumn seasons.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
- Plant type
- Annual Biennial
- Habit
- Bushy
- Foliage
- Deciduous
- Height
- 0.1-0.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1 year
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Patio and container plants, Wildlife gardens
Care notes
- Cultivation
- A half-hardy annual which does well in moisture-retentive, but well drained soil in full sun. Ideal to use as edging for bedding schemes, for planting near to the front of the border, or in summer containers
- Pruning
- No pruning required
- Propagation
- Propagate by seed in spring
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free