Youngest first. Every figure below is what somebody measured in their own
garden, in the conditions shown with it.
Jandakot 6164, WA
Planted November 2024 as a seedling from Australian Native Nursery · 1.8 years old when last measured
1.8 m tall
·
1.8 m wide
Inland
760 mm a year
irrigated
water table shallow ≤5m
Temperate climate
Sand, Loamy sand, Limestone
pH 7.3 to 8.2 (alkaline)
July 2026 (plant age 1 yr 8 mo)August 2026 (plant age 1 yr 9 mo)
Have one of these?
Two entries in the same conditions are worth more than twenty scattered
ones. If you grow Calothamnus quadrifidus,
your measurement is the one that makes this page useful.