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    • Photo of Stipa calamagrostis by Patricia Cunningham

    Photo by Patricia Cunningham

    Used with permission, all rights reserved

    Show all photos

    Stipa calamagrostis

    Also Known As

    • Achnatherum calamagrostis
    • Needle Grass
    • Silver Spike Grass
    • Spear Grass

    Plant type

    perennial, grass / grass like

    size

    • H: 2'-4'
    • W: 3'-4'

    planting zones

    • 6b-9b

    Stipa calamagrostis plant details

    Stipa calamagrostis is a deciduous perennial grass (or grassy in appearance) with green foliage. In summer silver and white flowers emerge. Grows well with sun and regular water. Drought tolerant once established. Adapts to various soil conditions. Does well in well-drained soil. A good option if you're seeking something verticillium wilt resistant.

    CHARACTERISTICS OF Stipa calamagrostis

    Plant type: perennial grass (or grassy in appearance)
    Plant family: poaceae
    Foliage: deciduous green
    Mature size: 3 FT - 4 FT - wide, 2 FT - 4 FT - tall
    Flowers: silver and white blooms in summer

    GROWING CONDITIONS for Stipa calamagrostis

    USDA Zones: 6b - 9b
    Sun exposure: sun
    Watering frequency: regular
    Resistant to: verticillium wilt
    Soil needs: well-drained

    Gardening facts about Stipa calamagrostis plant

    How to Grow Stipa calamagrostis

    • Sun Exposure

      • sun

    • Water Needs

      • regular - drought tolerant

    • Soil Needs

      • adaptable
      • well-drained

    • Special Situation

      • verticillium wilt resistant

    Features

    • Foliage Color

      • green

    • Flower Color

      • white
      • silver

    • Flower Season

      • summer

    • Foliage Season

      • deciduous

    Landscape groups by tags

    See other plant types of Stipa for your garden

    Nassella tenuissima

    aka Nasella tenuissima, Stipa tenuissima, Mexican Feather Grass, Mexican Feather Grass, Pony Tails, Silky Thread Grass

    Plant Type

    Perennial, Grass / Grass Like

    Zones

    7a-9b

    Size

    Height: 24"

    Width: 12"

    • sun - mostly shade
    • even moisture - drought tolerant
    Photo of Nassella tenuissima foliage by Avant Gardens
    View Plant

    Celtica gigantea

    aka Stipa gigantea, Giant Feather Grass

    Plant Type

    Perennial, Grass / Grass Like

    Zones

    6a-10b

    Size

    Height: 2'-8'

    Width: 3'-4'

    • sun - mostly sun
    • regular - drought tolerant
    • dry in summer
    Photo of Celtica gigantea form by Dancing Oaks Nursery
    View Plant

    More Options

    Stipa barbata

    aka Silver Feather Grass

    Plant Type

    Perennial, Grass / Grass Like

    Zones

    6a-10b

    Size

    Height: 2'-4'

    Width: 1'-3'

    • sun
    • low - drought tolerant
    Photo of Stipa barbata foliage by plant lust
    View Plant

    More Options

    Anemanthele lessoniana

    aka Stipa arundinacea, Stipa lessoniana, New Zealand Wind Grass, Pheasant Grass, Pheasant's Tail Grass

    Plant Type

    Perennial, Grass / Grass Like

    Zones

    8a-10b

    Size

    Height: 2'-3'

    Width: 2'-3'

    • sun - dappled shade
    • regular - occasional
    Photo of Anemanthele lessoniana foliage, form by Scott Weber
    View Plant

    More Options

    Nassella cernua

    aka Nasella cernua, Stipa cernua, Nodding Needle Grass, Nodding Stipa

    Plant Type

    Perennial, Grass / Grass Like

    Zones

    7a-10b

    Size

    Height: 12"-40"

    Width: 6"-10"

    • sun
    • regular - drought tolerant
    Photo of Nassella cernua flower by Annie's Annuals & Perennials
    View Plant

    More Options

    +10 more Stipa
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