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Yellow Myrtle

Hypocalymma xanthopetalum

Yellow Myrtle
Photo: Melburnian, CC BY 2.5

Yellow myrtle is a low, bushy Western Australian shrub with small yellow flowers, native to sandy heath and woodland. It grows well in full sun or part shade with excellent drainage.

Family
Myrtaceae (Myrtle family)
Grows as
Shrub
Light
Full sun, Part shade
Water
Water moderately while establishing, then allow the soil to dry between waterings.
Soil
Free-draining sandy or gritty mix; avoid heavy, waterlogged soil.
Temperature
Mild to warm conditions; has some frost resistance, but protect from hard frost.
How easy
Moderate
Native range
WSW. Western Australia
Climate
subtropical

About

Hypocalymma xanthopetalum, commonly known as yellow myrtle, is a species of flowering plant in the myrtle family Myrtaceae, and is endemic to the south-west of Western Australia. It is a low-growing to erect or sprawling shrub with sessile, oblong leaves, and pale to bright yellow flowers with 80 to 135 stamens.

How to grow it

This species can be maintained as a well-rounded bush in cultivation and is suitable for growing in a container. It requires excellent drainage and prefers a position in full sun or partial shade. It has a degree of frost-resistance.

Where it grows

Yellow myrtle grows in sandplains in heath, shrubland or woodland between Geraldton and north of Muchea in the Avon Wheatbelt, Geraldton Sandplains and Swan Coastal Plain bioregions of south-western Western Australia.

Other Hypocalymma plants

White Myrtle · Hypocalymma asperum · Hypocalymma connatum · Hypocalymma cordifolium · Hypocalymma elongatum · Hypocalymma ericifolium · Hypocalymma gardneri · Hypocalymma hirsutum · Barrens Myrtle · Hypocalymma linifolium · Hypocalymma longifolium · Hypocalymma melaleucoides

Text excerpted from the Wikipedia article Hypocalymma xanthopetalum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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