Home
Calendar
Past Events
About Us
Contact
Membership
Links
Plant Database
Search
Family Index
Communities
Municipalities
Threatened Species
Botanical Glossary
Newsletters
Bush Sounds
Municipalities
Scientific Name
Isopogon ceratophyllus
Family Name
PROTEACEAE
Common Name
Horny Cone-bush
Status
Vulnerable
Height
0.6m (60cm)
Flowers
Flowerheads terminal, yellow flowers to 2cm long, without hairs except for hairy tuft at tip.
Fruit
Nuts
Form
Dwarf to small shrub with thick woody rootstock, forming dense prickly tufts.
Municipalities
Flinders Island; King Island
Communities
Islands of bass strait
Habitat Notes
Local in the islands of Bass Strait. Occasionally found on sandy clays which may be subject to extreme wetness but prefers well-drained sandy or loamy soils.
Site Tolerance
Moist
Frost Tolerance
Moderate
Soil Tolerance
Clay; Loam; Phosphorous intolerant; Sandy; Well-drained
General Notes
Best in dappled shade but will tolerate full sun. Rarely needs pruning. Very susceptible to Phytophthora cinnamomi. Suitable below powerlines.
Propagation Details
Propagation Calendar
Flowering Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seed Collecting Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sowing Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Cutting Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seed Information
Seed Collection
Seed is enclosed in small round cones which turn from green to brown as seeds mature. as cone ages outside scales fall off releasing seeds. cones retained throughout the year. collect oldest cones to ensure mature seed
Seed Treatment Method
Standard
Seed Storage Life
Viable Seeds Per Gram
Seed Treatment Notes
Store cones for 1-2 weeks in a warm place to release seed. Force may be needed to break up cone but seeds will separate easily afterthat. Protect light seeds from blowing away. Requires no treatment and has 40-70% germination.
Germination Time
3-6 weeks
Suitable for Direct Seeding
Cuttings
Expected Time to Take Root
Expected Time to Plant Out
Propagation by Division
N.B. Transplant only from nearby to avoid disease.
No
Cutting Notes
Cuttings are difficult to obtain. Slender firm young growth roots readily. Regrowth after fire or disturbance usually strikes well.
Copyright 2000-2009, Understorey Network Incorporated. Updated 2024-11-22
Database development and website design by
Andrew Smith