Banksia ashbyi (Ashby's Banksia, Western Banksia, Orange Banksia)


Botanical Information

FamilyProteaceae
GenusBanksia
Speciesashbyi
CategoryWoody
TypeShrub (evergreen)
OriginThe genus Banksia is named after Sir Joseph Banks (1743 - 1820) a British naturalist who joined Captain Cook on his explorations in the Pacific including Australia. The species ashbyi is named after Edwin Ashbyi a wildflower grower who collected the original type form.

Details

USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness Ref.
Temperature (°C)-4
Temperature (°F)20
Height1 - 4 m
Spread2 m
Flowering PeriodJanuary, February, March, April, May, June, July, September, December

Description and Growing Information

General DescriptionIt is a lignotuberous shrub found in two forms; shrub or small tree. They are a fire-sensitive species and thus burns are required for seed release/germination.
LandscapeOrnamental plant, ideal for cut flower production, screen and windbreak.
PropagationSeeds. Do not require any treatment and take 16 - 61 days to germinate.
CultivationFull sun to partial-sahde. Well-drained soils. Tolerates moderate frost. Do not prune to old wood as this could kill the plant. Deep infrequent watering is best.
Notable SpecimensKings Park and Botanical Garden, Perth, Australia.
HabitatRed sand dunes near the coast from Exmouth to Geraldton extending inland.
Flower/Leaf Bud DescriptionThe seeds are enclosed in follicles attached to a woody cone and retained within the cone until burnt.
Leaf DescriptionLinear, deeply-serated and lobed that grow to 150 mm in length.
Flower DescriptionCylindrical, tomentose spikes at the end of the bracnhes that produce nectar. They bloom from winter until spring. Flowers are 15 cm long and have a diameter of 10 cm.
Colour DescriptionThe flowers are bright orange or yellow. The foliage is a bluish-grey colour.

Photographs