Photo by Patricia Cunningham
Used with permission, all rights reserved
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
Garden photo gallery of Stipa calamagrostis
By: Patricia Cunningham
Used with permission, all rights reserved
By: Patricia Cunningham
Used with permission, all rights reserved
By: Patricia Cunningham
Used with permission, all rights reserved
By: Patricia Cunningham
Used with permission, all rights reserved
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
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
aka Peruvian Feather Grass
Plant Type
Grass / Grass Like
Zones
7b-9b
Size
Height: 2'-3'
Width: 1'-2'
- sun
- occasional
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
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
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
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