Search Results for "Alliums"

Alisma plantago-aquatica (Water plantain)

Other names: Alisma plantago , Devil's spoons, Deil's spoons, Thumbwort

A. plantago-aquatica is a rhizomatous, aquatic, deciduous perennial with rosettes or elliptic to lance-shaped, pointed, grey-green leaves and tall, whorled panicles of white flowers from late spring into early summer.
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0.45m max. spread

0.75m max. height

5-10 years to maturity

Alisma lanceolatum (Narrow-leaved water plantain )

A. lanceolatum is a rhizomatous, deciduous, aquatic perennial with lance-shaped, blue-green leaves and tall, whorled, panicles of purple-pink flowers in summer.
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0.25m max. spread

0.7m max. height

5-10 years to maturity

Thalia dealbata (Powdery alligator-flag)

T. dealbata is a marginal aquatic plant with large, ovate, grey-green leaves coated with a white dust. In summer, it bears small panicles of violet flowers on tall, wiry stems.
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0.6m max. spread

1.5m max. height

5-10 years to maturity