Photo of Thalia dealbata foliage, form by Urban

Photo by Urban

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Buy Thalia dealbata

Also Known As

  • Powdery Alligator Flag

Plant type

perennial, aquatic

size

  • H: 5'-10'
  • W: 3'-10'

planting zones

  • 8a-11

3 inch pot | $14

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Fewer than 20 at Secret Garden Growers

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Thalia dealbata plant details

Thalia dealbata is a broadleaf deciduous perennial aquatic with green foliage. In summer blue and purple flowers emerge. Attracts butterflies making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and standing water - regular water. Does well in rich soil. A good option if you're seeking something heat tolerant, humidity tolerant and verticillium wilt resistant.

CHARACTERISTICS OF Thalia dealbata

Plant type: perennial aquatic
Plant family: marantaceae
Foliage: deciduous green
Mature size: 3 FT - 10 FT - wide, 5 FT - 10 FT - tall
Flowers: blue and purple blooms in summer

GROWING CONDITIONS for Thalia dealbata

USDA Zones: 8a - 11
Sun exposure: sun - mostly sun
Watering frequency: standing water - regular
Resistant to: heat, humidity and verticillium wilt
Soil needs: rich

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Nursery contributed plant descriptions

This unique plant makes a spectacular show in the bog garden or any wet area…Powdery blue-green, leaves edged with a fine margin of red on a 3'-4' stem - All summer, this easy plant produces beautiful pea-like clusters of purple flowers on long pendant st
Plant at water level to 10" below water surface

By: Moon - Sun Cactus & Koi Gardens

Clusters of smooth sea green leaves held out like open palms with powdery blue small flowers on 5 foot tall wiry stems mix well in border or pond.

Gardening facts about Thalia dealbata plant

How to Grow Thalia dealbata

  • Sun Exposure

    • sun - mostly sun
  • Water Needs

    • standing water - regular
  • Soil Needs

    • rich
  • Special Situation

    • heat tolerant
    • humidity tolerant
    • verticillium wilt resistant

Features

  • Flower Color

    • blue
    • purple
  • Flower Season

    • summer
  • Foliage Season

    • deciduous
  • Foliage Color

    • green
  • Wildlife

    • butterflies

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