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    • Photo of Cyathea medullaris form by Peter Richardson

    Photo by Peter Richardson

    Used with permission, all rights reserved

    Show all photos

    Cyathea medullaris

    Also Known As

    • Cyathea affinis
    • Polypodium medullare
    • Sphaeropteris medullaris
    • Black Tree Fern
    • Korau
    • Mamaku
    • Sago Fern

    Plant type

    tree, fern

    size

    • H: 20'-40'
    • W: 10'-16'

    planting zones

    • 9b-12

    Cyathea medullaris plant details

    Cyathea medullaris is a fast-growing evergreen fern or tree with green foliage. Grows well with sun - dappled shade and even moisture - regular water. Does well in rich and well-drained soil. A good option if you're seeking something verticillium wilt resistant.

    CHARACTERISTICS OF Cyathea medullaris

    Plant type: fern or tree
    Plant family: cyatheaceae, polypodiaceae
    Foliage: evergreen green
    Mature size: 10 FT - 16 FT - wide, 20 FT - 40 FT - tall
    Uses: tropical-looking, year round interest

    GROWING CONDITIONS for Cyathea medullaris

    USDA Zones: 9b - 12
    Sun exposure: sun - dappled shade
    Watering frequency: even moisture - regular
    Resistant to: verticillium wilt
    Soil needs: rich and well-drained

    Gardening facts about Cyathea medullaris plant

    How to Grow Cyathea medullaris

    • Sun Exposure

      • sun - dappled shade

    • Water Needs

      • even moisture - regular

    • Soil Needs

      • well-drained
      • rich

    • Special Situation

      • verticillium wilt resistant

    Features

    • Foliage Color

      • green

    • Foliage Season

      • evergreen

    See other plant types of Cyathea for your garden

    Cyathea cooperi

    aka Australian Tree Fern, Cooper’s Tree Fern, Lacy Tree Fern, Scaly Tree Fern

    Plant Type

    Tree, Fern

    Zones

    9a-11

    Size

    Height: 30'

    Width: 5'-20'

    • mostly sun - mostly shade
    • even moisture
    Photo of Cyathea cooperi form by Peter Richardson
    View Plant

    More Options

    Cyathea woollsiana

    aka Cyathea woolsiana

    Plant Type

    Fern

    Zones

    9b-11

    Size

    Height: 12'-15'

    Width: 6'-16'

    • even moisture
    Photo of Cyathea woollsiana foliage by Peter Richardson
    View Plant

    Cyathea robertsiana

    aka Lacy Tree Fern, Slender Tree Fern

    Plant Type

    Fern

    Zones

    9a-11

    Size

    Height: 10'-30'

    Width: 5'-7'

    • sun - dappled shade
    • even moisture - regular
    Photo of Cyathea robertsiana crown by Peter Richardson
    View Plant

    Cyathea rebeccae

    aka Black Tree Fern

    Plant Type

    Fern

    Zones

    10a-12

    Size

    Height: 10'-30'

    Width: 8'-15'

    • sun - shade
    • even moisture - regular
    Photo of Cyathea rebeccae foliage by Peter Richardson
    View Plant

    Cyathea baileyana

    aka Wig Tree Fern

    Plant Type

    Fern

    Zones

    10a-11

    Size

    Height: 12'-15'

    Width: 12'-15'

    • bright shade - shade
    • even moisture
    Photo of Cyathea baileyana foliage by Peter Richardson
    View Plant
    +6 more Cyathea
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