Photo of Banksia grandis flower, form by Annie's Annuals & Perennials

Photo by Annie's Annuals & Perennials

Used with permission, all rights reserved

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Banksia grandis

Also Known As

  • Bull Banksia
  • Giant Banksia

Plant type

tree, shrub

size

  • H: 10'-30'
  • W: 5'-15'

planting zones

  • 9a-11

Banksia grandis plant details

Banksia grandis is a broadleaf evergreen shrub or tree with green foliage. In fall yellow flowers emerge. Attracts bees, butterflies and hummingbirds making it an excellent addition to pollinator gardens. Grows well with sun and occasional - low water. Drought tolerant once established. Prefers to be dry in summer. Does well in alkaline, gritty, lean and well-drained soil.

CHARACTERISTICS OF Banksia grandis

Plant type: shrub or tree
Plant family: proteaceae
Foliage: evergreen green
Mature size: 5 FT - 15 FT - wide, 10 FT - 30 FT - tall
Flowers: yellow blooms in fall
Uses: big leaves, serrated leaves

GROWING CONDITIONS for Banksia grandis

USDA Zones: 9a - 11
Sun exposure: sun
Watering frequency: occasional - low
Resistant to: deer
Soil needs: alkaline, gritty, lean and well-drained

Nursery contributed plant descriptions

I remember the first time I saw this Banksia. It was growing at the UC Santa Cruz Arboretum & I was immediately drawn to the cool foliage. The dark green toothed leaves are leathery & grow to 12” long. The edge of the leaves creates a zig-zag pattern that is very attractive. Growing to 30’ tall, the shrub looks great even out of bloom. But the blooms make it even better. The large, yellow cylindrical flowers get to be 12” long although you should know it may take 10 years to flower from seed. But who cares when you’ve got that great foliage. And when you get the seedpods, they are really cool too! They are woody & have little “duck beaks” where the seeds pop out. The seedpods are very hard & are used to create unusual small vases by some crafty people. Native to West Australia, likes well-drained soil & should be given no phosphorous fertilizer. OK in a container.

By: Annie's Annuals & Perennials

Gardening facts about Banksia grandis plant

How to Grow Banksia grandis

  • Sun Exposure

    • sun
  • Water Needs

    • occasional - drought tolerant
  • Water Needs

    • dry in summer
  • Soil Needs

    • alkaline
    • lean
    • well-drained
    • gritty

Features

  • Foliage Color

    • green
  • Flower Color

    • yellow
  • Wildlife

    • bees
    • butterflies
    • hummingbirds
    • deer resistant
  • Flower Season

    • fall
  • Foliage Season

    • evergreen

See other plant types of Banksia for your garden

aka Silver Banksia

Plant Type

Tree, Shrub

Zones

8a-11

Size

Height: 15'-30'

Width: 10'-20'

  • sun - mostly sun
  • regular - drought tolerant
  • dry in summer
Photo of Banksia marginata flower by Dancing Oaks Nursery
View Plant

Plant Type

Shrub

Zones

9a-11

Size

Height: 5'-15'

Width: 4'-10'

  • sun
  • regular - drought tolerant
  • dry in summer
Photo of Banksia spinulosa 'Carnarvon Gold' flower, foliage, form by Cas Liber
View Plant

Plant Type

Shrub, Groundcover

Zones

9a-11

Size

Height: 7"-18"

Width: 36"-144"

  • sun - mostly sun
  • occasional - drought tolerant
  • dry in summer
Photo of Banksia blechnifolia flower by Waltzing Matilija
View Plant

More Options

aka Mountain Banksia

Plant Type

Shrub

Zones

9a-11

Size

Height: 6'-9'

Width: 6'-9'

  • sun - dappled shade
  • regular - drought tolerant
Photo of Banksia canei flower, foliage by Casliber
View Plant

More Options

aka Banksia cunninghamii

Plant Type

Shrub

Zones

9a-11

Size

Height: 8'-10'

Width: 4'-6'

  • sun - mostly sun
  • regular - drought tolerant
Photo of Banksia spinulosa var. cunninghamii flower by Lyrebird Dell Walk
View Plant

More Options

+42 more Banksia
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