Gardening

Protea perfection!

A hardy plant with showy flowers, proteas are right at home amongst Australian wildflowers. Known for their striking appearance and resilience, proteas can thrive in Perth's climate.

February 27, 2024

Planting

  • Similar to most West Australian native plants, proteas like lots of free draining soil. They are sensitive to phosphorus, so it's important to use a suitable soil mix - and choose a sunny spot.

  • When planting, apply leaf/bark mulch up to the drip line but keep the trunk clear, to avoid rot. If you are growing them in containers, use an Australian native potting mix and choose a container twice the size of your new plant.

  • You can plant proteas all year round but they are best started in the autumn or early winter, allowing them to establish their root system before the summer heat.

Watering

  • Proteas grow best in full sun and once established can tolerate our scorching temperatures up to 40C. Water regularly in their first year, then gradually reduce to once a week. Overwatering can lead to root rot (and nobody wants root rot!).

  • Container plants will still need a regular water but take care not to overdo it - you don't want to kill them with kindness!

Fertilising

Proteas don’t like traditional high-phosphorus fertilisers; instead use a slow-release native Australian fertiliser sparingly, in early spring and late summer. Choosing the right fertiliser

Pruning

Only prune the flowering stems because the non-flowering stems are getting ready to flower next year. While the plant is young, you can tip prune to encourage more branches and a bushier growth.

Pest and disease management

Proteas are relatively hardy but can be fall foul of fungal diseases if conditions are too wet or humid. Ensure good air circulation around the plants and apply a fungicide if necessary. Watch out for pests like aphids and treat them with an appropriate insecticide.

Keep an eye out

Plants can get stressed too! Regularly check your proteas for signs such as yellowing leaves (often a sign of overwatering or phosphorus toxicity) or stunted growth. Adjust your care to address the problem and don't hesitate to seek advice from local experts or gardening centres if you get stuck.

A few varieties to try

  • Little Prince - Protea Cynaroides

  • Australis Ruby - Protea Neriifolia

  • King Pink - Protea Cynaroides

  • Lancelot - Proteaceae Protea hybrid

​​​ Did you know?

  • Proteas are native to South Africa.

  • They are closely related to banksias, grevilleas, and waratahs.

  • Proteas can survive fires.

  • Protea flowers, nectar and seeds are poisonous to humans and pets. If you have young children around or your dog chews on plants, it's best to keep proteas out of reach or avoid them completely.

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