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A Guide to Caring for Grevillea Plants: Tips for Thriving Blooms

Grevillea plants are known for their striking foliage and vibrant blooms. They are a delightful addition to any garden or landscape. Iconically native to Australia, these evergreen shrubs are known for their resilience and ability to attract birds and pollinators. Though like any plant, they require proper care to thrive and flourish. Whether you’re a seasoned gardener or a novice — here is a guide on how to care for your Grevillea plant this winter.

Choose the Right Location:
Grevilleas thrive in full sun, so choose a spot in your garden that receives at least 6-8 hours of sunlight daily. Ensure that the location offers well-draining soil to prevent waterlogging, as Grevilleas are susceptible to root rot in soggy conditions.

While Grevilleas are drought-tolerant once established, they require regular watering during the first few months after planting to help establish their root system. Water deeply but infrequently, allowing the soil to dry out between waterings. Once established, water sparingly — especially during rainy seasons to avoid overwatering.

Apply a layer of organic mulch, such as shredded bark or compost, around the base of the plant to help retain moisture, suppress weeds and regulate soil temperature. Keep the mulch away from the stem to prevent rotting.

Regular pruning is essential for maintaining the shape and promoting healthy growth of your Grevillea plant. Prune lightly after flowering to remove spent blooms and encourage bushiness. Avoid heavy pruning, especially in late summer or fall — as it can stimulate new growth that may be vulnerable to frost damage.

Grevilleas are relatively low-maintenance when it comes to fertilising. Apply a slow-release, low-phosphorus fertiliser in spring to promote growth and flowering. Avoid high-phosphorus fertilisers, as they can be detrimental to Grevilleas.

Pest and Disease Control:
Grevilleas are generally resistant to pests and diseases, but they can occasionally be affected by spider mites, aphids or fungal diseases such as root rot and powdery mildew. Monitor your plants regularly for any signs of infestation or disease and treat them promptly with insecticidal soap or horticultural oil.

Grevilleas can be propagated from seeds or cuttings. Collect seeds from ripe fruits and sow them in a well-draining potting mix. For cuttings, take semi-hardwood cuttings in late spring or early summer, dip them in rooting hormone and plant them in a potting mix or propagation tray.

Winter Care:
Provide protection Winter-round for your Grevillea plants to prevent frost damage. Mulch around the base of the plant and cover it with a frost cloth or burlap if frost is forecasted.

Enjoy the Beauty:
Lastly, take the time to enjoy the beauty of your Grevillea plant. Their vibrant blooms will attract birds, bees, and butterflies to your garden, creating a thriving ecosystem that’s as beneficial as it is beautiful.

Caring for a Grevillea plant is relatively straightforward, requiring attention to sunlight, water, pruning and occasional fertilisation. By following these tips, you can ensure that your Grevillea thrives and rewards you with its stunning blooms year after year. For all plant enquiries and availability, please contact: Nursery Manager – Richard Burrell T +61 421 111 419 or E


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