A picture of a Kingcup

Kingcup

Caltha spp.

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Also known as

Marsh marigold

Full Sun
Moderate watering
Half-hardy

H3

RHS hardiness

-5°C

Minimum temperature

Expected size

Height
Spread

Max

Min

Flowering

  • spring
  • summer
  • autumn
  • winter

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A photo of Kingcup
A photo of Kingcup
A photo of Kingcup
A photo of Kingcup

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Caltha palustris
(Marsh Marigold)

torgardenplants

Caltha palustris (Marsh Marigold)

£4.50

Kingcup Overview

Caltha contains around 6 species of hardy, deciduous, perennial, aquatic species grown mainly for their cheerful cup-shaped yellow or white flowers. They have kidney-shaped, simple, alternate leaves Commonly they grow in boggy, waterlogged areas and thus make good marginal water plants for gardens, but may also be grown effectively in a moist mixed border.

Common problems with Kingcup

How to propagate Kingcup

Seed

You can propagate the species by seeds.

Division

Division in the autumn or early spring. Selected forms by division in the autumn or early spring.

Other uses of Kingcup

Grown for their attractive flowers. Smaller growing species are suitable for rock gardens, troughs and alpine houses.