Photo by Danger Garden
Used with permission, all rights reserved
Astelia banksii
Plant type
perennial, grass / grass like
size
- H: 2'-4'
- W: 3'-5'
planting zones
- 9a-11
Astelia banksii plant details
Astelia banksii is a broadleaf evergreen perennial grass (or grassy in appearance) with blue and green foliage. In spring cream flowers emerge. Features grassy texture. Grows well with mostly sun - mostly shade and regular - low water. Drought tolerant once established. Does well in acidic, average, gritty, rich and well-drained soil. A good option if you're seeking something seaside / salt tolerant and verticillium wilt resistant.
CHARACTERISTICS OF Astelia banksii
- Plant type: perennial grass (or grassy in appearance)
- Plant family: asteliaceae
- Foliage: evergreen blue and green
- Mature size: 3 FT - 5 FT - wide, 2 FT - 4 FT - tall
- Flowers: cream blooms in spring
GROWING CONDITIONS for Astelia banksii
- USDA Zones: 9a - 11
- Sun exposure: mostly sun - mostly shade
- Watering frequency: regular - low
- Resistant to: deer and rabbit, seaside / salt and verticillium wilt
- Soil needs: acidic, average, gritty, rich and well-drained
Garden photo gallery of Astelia banksii
Gardening facts about Astelia banksii plant
How to Grow Astelia banksii
Sun Exposure
- mostly sun - mostly shade
Water Needs
- regular - drought tolerant
Soil Needs
- acidic
- average
- well-drained
- rich
- gritty
Special Situation
- seaside / salt tolerant
- verticillium wilt resistant
Features
Foliage Color
- green
- blue
Flower Color
- cream
Wildlife
- deer resistant
- rabbit resistant
Flower Season
- spring
Foliage Season
- evergreen
Texture
- grassy
Landscape groups by tags
See other plant types of Astelia for your garden
aka Astelia (chathamica x nervosa) 'Silver Shadow', Astelia chathamica 'Silver Shadow', Astelia x 'Silver Shaddow', Silver Shadow Chatham Island Astelia
Plant Type
Perennial, Grass / Grass Like
Zones
8b-11
Size
Height: 2'-4'
Width: 3'-5'
- sun - dappled shade
- even moisture - occasional
Plant Type
Perennial, Grass / Grass Like
Zones
8a-10b
Size
Height: 12"-18"
Width: 18"-24"
- mostly sun - mostly shade
- even moisture - regular
aka Shore Astelia, Silver Sword
Plant Type
Perennial
Zones
8b-11
Size
Height: 18"-24"
Width: 18"-36"
- sun - dappled shade
- regular - drought tolerant
![Photo of Astelia banksii [compact form] flower by Joshua McCullough](https://d3bbsv6h7qkr8y.cloudfront.net/1b/b1/1bb1f3a807260cc96e628ec771f657b7.webp)
aka Astelia chathamica 'Silver Spear', Astelia nervosa v. chathamica, Mountain Astelia, Silver Spear
Plant Type
Perennial, Grass / Grass Like
Zones
8b-11
Size
Height: 3'-5'
Width: 3"-3'
- sun - mostly shade
- even moisture - low
aka Westland Mountain Astelia
Plant Type
Perennial
Zones
8b-11
Size
Height: 12"-24"
Width: 18"-36"
- sun - mostly shade
- even moisture - regular
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