Impatiens

RHS Genus Guide
Commonly known as busy Lizzies, Impatiens offer a kaleidoscope of flower colour. Popular for summer bedding and containers, some are grown as houseplants, while lesser-known hardy species can be left outdoors year-round. Most prefer shade, but some thrive in full sun.

Common name: Balsam, busy Lizzie

RHS/Mark Winwood

Appearance

Almost succulent stems are topped by vibrantly coloured disc-shaped or tubular flowers set against fleshy, light to dark green leaves. Flowers have a characteristic spur behind the bloom.

Preferences

They grow best in part-shade on well-drained soils that don't dry out completely, and they grow well in containers. Some cultivars, such as those in the SunPatiens series, tolerate full sun.

Dislikes

Wet conditions encourage the growth of fungal moulds on the flowers and leaves, causing them to collapse. The roots will rot in waterlogged soils. Most don't do well in full sun.

Did you know?

The botanical name Impatiens refers to their dramatically explosive seedpods, which was perceived as their “impatience” to reproduce.
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