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Arisaema thunbergii

Also Known As

  • Cobra Lily

Plant type

perennial, bulb / corm / tuber, aroid

size

  • H: 12"-24"
  • W: 8"-12"

planting zones

  • 6a-9b

Arisaema thunbergii plant details

Arisaema thunbergii is a broadleaf deciduous perennial aroid bulb / corm / tuber with green foliage. In spring and summer black, green and purple flowers emerge. Grows well with mostly sun - shade and even moisture - regular water. Does well in average, rich and well-drained soil. A good option if you're seeking something verticillium wilt resistant.

CHARACTERISTICS OF Arisaema thunbergii

Plant type: perennial aroid bulb / corm / tuber
Plant family: araceae
Foliage: deciduous green
Mature size: 8 IN - 12 IN - wide, 12 IN - 24 IN - tall
Flowers: black, green and purple blooms in spring and summer

GROWING CONDITIONS for Arisaema thunbergii

USDA Zones: 6a - 9b
Sun exposure: mostly sun - shade
Watering frequency: even moisture - regular
Resistant to: deer and rabbit, verticillium wilt
Soil needs: average, rich and well-drained

Nursery contributed plant descriptions

From the southern islands of Japan, this has much-divided glossy leaves and a very long, black whip-like spadix snaking out from the purple-brown speckled spathe. Dramatic and always popular. Early mid-season. Needs rich well-drained soil in shade.

Gardening facts about Arisaema thunbergii plant

How to Grow Arisaema thunbergii

  • Sun Exposure

    • mostly sun - shade
  • Water Needs

    • even moisture - regular
  • Soil Needs

    • average
    • well-drained
    • rich
  • Special Situation

    • verticillium wilt resistant

Features

  • Foliage Color

    • green
  • Flower Color

    • green
    • purple
    • black
  • Wildlife

    • deer resistant
    • rabbit resistant
  • Flower Season

    • summer
    • spring
  • Foliage Season

    • deciduous

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