Twiggy Daisy-Bush
Olearia ramulosa · Asteraceae
📷 Melburnian · CC BY 3.0
The gardener's calendar
In autumn, ease off feeding and take the chance to clean up around twiggy daisy-bush and prepare for winter.
ID card
- Foliage
- Evergreen
- Flowering
- June to July
- Mature size
- Approximately 200 cm tall
- Exposure
- Full sun
- Water needs
- Low
- Family
- Asteraceae
- Origin
- Australia
- Growth
- Moderate
✓ Taxonomy verifiedSource: AI estimate · hardiness: reliability medium.
Expert tips
The key tip
Olearia ramulosa flowers lightly in June-July: it's a dry little shrub that loves full sun, gravelly soil, and excellent drainage. Once established (2 years), it's self-sufficient and very water-frugal.
The common mistake
Trying to water it or growing it in rich soil: it stretches out, loses its natural compactness, and slowly declines.
The pro's trick
Prune lightly after flowering while maintaining its natural compact shape: this rejuvenates the wood and compacts the silhouette.
Care
Exposure
Your olearia thrives in full sun, where it develops a dense and compact habit. A south or west-facing exposure, well open to light, promotes abundant flowering and vigorous foliage. Avoid prolonged shady areas that would reduce flowering.
Watering
This plant handles drought very well once established. Water moderately at planting and during prolonged hot periods. In Mediterranean or warm temperate climates, once settled, rainwater is generally sufficient. Avoid excess moisture that could harm the roots.
Soil
Olearia prefers well-drained, rather light soil. A rocky or sandy substrate, even poor, suits it perfectly. Enrich moderately at planting, but don't aim for overly fertile soil: this plant thrives in arid and rocky conditions.
Pruning and shape
Prune lightly after flowering (July-August) to maintain a compact and dense silhouette. Remove dead or poorly oriented branches. Moderate pruning will encourage a regular bushy habit. Avoid severe cutting that could compromise the following year's flowering.
Fertilising
Branched olearia is not demanding in nutrients. A light application of balanced fertiliser in spring is sufficient. In enriched or overly fertile soil, the plant may produce more foliage and fewer flowers. Favour moderation to encourage flowering.
Health and problems
This robust plant is rarely subject to common diseases. Monitor stagnant moisture that could promote root rot. In overly humid climates, ensure exemplary drainage. No major pest problems are reported on this Australian species.
Did you know?
Branched olearia, like most Australian olearias, belongs to the Asteraceae family, the same as daisies and sunflowers. Its Latin name 'Olearia' evokes its etymology, although plants in this genus are not related to olive trees. In Australia where it originates, these shrubs are renowned for their remarkable resilience in windy and arid coastal environments.
Where to buy it
Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.
Add this plant to my garden →Plants from the same family
- SunflowerHelianthus annuus
- YarrowAchillea millefolium
- Ox-eye daisyLeucanthemum vulgare
- SneezewortAchillea ptarmica
- Canadian goldenrodSolidago canadensis
- WormwoodArtemisia absinthium
Tips generated and checked by Viridia — adapt them to your local climate.