Photo of Caltha palustris 'Multiplex' flower by Christer Johansson

Photo by Christer Johansson

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Caltha palustris 'Multiplex'

Also Known As

  • Double Flowering Rush
  • Double Marsh Marigold
  • Yellow Marsh Gold

Plant type

perennial, aquatic

size

  • H: 8"-24"
  • W: 20"-30"

planting zones

  • 3a-10b

More Options

Caltha palustris 'Multiplex' plant details

Caltha palustris 'Multiplex' is a broadleaf deciduous perennial aquatic with green foliage. In spring and summer yellow flowers emerge. Features glossy texture. Attracts butterflies making it an excellent addition to pollinator gardens. Grows well with sun and even moisture water. Does well in rich soil. A good option if you're seeking something humidity tolerant.

CHARACTERISTICS OF Caltha palustris 'Multiplex'

Plant type: perennial aquatic
Plant family: ranunculaceae
Foliage: deciduous green
Mature size: 20 IN - 30 IN - wide, 8 IN - 24 IN - tall
Flowers: yellow blooms in spring and summer
Uses: bog garden

GROWING CONDITIONS for Caltha palustris 'Multiplex'

USDA Zones: 3a - 10b
Sun exposure: sun
Watering frequency: even moisture
Resistant to: humidity
Soil needs: rich

Nursery contributed plant descriptions

This early-blooming aquafilicplant has double, bright yellow flowers. It will do fine in a moist border, too. Great with Goatsbeard. 8 - 24" T x 20" - 30" W Minimum temperature: -40°F
This is one mondo big Marsh Marigold. Big rounded leaves makes a big dome of foliage with large double yellow flowers. With lots of food, great soil and marshy conditions this can truly become an eye-stopping event. Give this bad boy some room and sit back and enjoy the ride.

Gardening facts about Caltha palustris 'Multiplex' plant

How to Grow Caltha palustris 'Multiplex'

  • Sun Exposure

    • sun
  • Water Needs

    • even moisture
  • Soil Needs

    • rich
  • Special Situation

    • humidity tolerant

Features

  • Foliage Color

    • green
  • Flower Color

    • yellow
  • Wildlife

    • butterflies
  • Flower Season

    • spring
    • summer
  • Foliage Season

    • deciduous
  • Texture

    • glossy

See other plant types of Caltha for your garden

aka Caltha polypetala, Giant Marsh Marigold, Kingcup, Marsh Marigold

Plant Type

Perennial, Aquatic

Zones

4a-9b

Size

Height: 12"-24"

Width: 15"-24"

  • sun - dappled shade
  • standing water - high
Photo of Caltha palustris var. polypetala
View Plant

aka Caltha palustris var. himalaica, Caltha palustris var. himalayensis, Caltha palustrus v. himalayensis, Marsh Marigold, Marsh Marigold

Plant Type

Perennial, Aquatic

Zones

4a-9b

Size

Height: 10"

Width: 16"

  • sun - mostly sun
  • standing water - regular
Photo of Caltha alba flower by J.M. Garg
View Plant

More Options

aka Kingcup, Marsh Marigold

Plant Type

Perennial, Aquatic

Zones

2a-7b

Size

Height: 12"-31"

Width: 12"

  • sun - mostly sun
  • even moisture - high
Photo of Caltha palustris flower by Friends School Plant Sale by Ken C.
View Plant

More Options

+3 more Caltha
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