How to Care for Cootamundra Wattle ‘Purpurea’ (Bailey Acacia)

Acacia baileyana ‘Purpurea’, also known as Cootamundra Wattle ‘Purpurea’, Bailey Acacia ‘Purpurea’, Golden Mimosa ‘Purpurea’, Fernleaf Acacia ‘Purpurea’, is a beautiful and versatile plant that can be a fantastic addition to any garden. With its fragrant, showy flowers and evergreen foliage, this plant is sure to make a statement in your landscape. In this article, we will explore the various aspects of caring for this stunning plant, from its growing region and growth rate to watering, light care, soil care, pruning, and more. We will also discuss pests, garden styles, companion plants, and frequently asked questions. So, let’s dive in and learn how to care for this unique and captivating plant.

Botanical Aspects

Growing Region

Acacia baileyana ‘Purpurea’ is native to Australia and thrives in USDA hardiness zones 10-11. This plant is well-suited for Mediterranean garden styles, banks and slopes, and wall-side borders.

Growth Rate, Height, Size, and Spread

The Cootamundra Wattle ‘Purpurea’ is a fast-growing plant that can reach heights of 20-30 feet (6-9 meters) and a spread of 20-30 feet (6-9 meters). Its evergreen foliage and showy flowers make it a striking addition to any landscape.


This plant requires average watering and prefers moist but well-drained soil. Over-watering can lead to root rot and other issues, so be mindful of your plant’s water needs.

Light Care

Acacia baileyana ‘Purpurea’ thrives in full sun and can tolerate some partial shade. Ensure your plant receives ample sunlight to encourage healthy growth and vibrant blooms.

Soil Care

This plant prefers moist but well-drained soil with a pH level of acidic to neutral. It can grow in a variety of soil types, including loam and sand. Be sure to provide proper drainage to prevent root rot and other issues.


Prune your Acacia baileyana ‘Purpurea’ to maintain its shape and promote healthy growth. Remove any dead, damaged, or diseased branches as needed. Pruning is best done in late winter or early spring before new growth begins.

Season and Temperature (Including Hardiness)

The Cootamundra Wattle ‘Purpurea’ is hardy in USDA zones 10-11 and can tolerate temperatures down to 25°F (-4°C). It is not frost-tolerant, so protect your plant from freezing temperatures and frost to ensure its survival.


Acacia baileyana ‘Purpurea’ produces fragrant, showy, golden-yellow flowers in late winter or early spring. These blooms are a stunning addition to your garden and can attract a variety of pollinators.


While generally pest-resistant, the Cootamundra Wattle ‘Purpurea’ can occasionally be affected by aphids, mites, or scale insects. Monitor your plant for signs of infestation and treat accordingly with insecticidal soap or other appropriate remedies.

Attracts (Including Tolerance and Resistance)

This plant is deer-resistant, making it an excellent choice for gardens in areas with high deer populations. Its fragrant flowers can attract pollinators such as bees and butterflies, further enhancing your garden’s ecosystem.

Garden Styles

Acacia baileyana ‘Purpurea’ is well-suited for Mediterranean garden styles, banks and slopes, and wall-side borders. Its striking appearance and evergreen foliage make it a fantastic focal point or backdrop for other plants in your landscape.

Companion Plants

Consider pairing your Cootamundra Wattle ‘Purpurea’ with other Mediterranean plants such as lavender, rosemary, or sage. Other great companion plants include succulents, ornamental grasses, and flowering perennials that enjoy similar growing conditions.

Frequently Asked Questions

Is Acacia baileyana ‘Purpurea’ toxic to pets?

Some parts of the Cootamundra Wattle ‘Purpurea’ are considered toxic to pets, particularly the seeds. If you have pets that may be tempted to chew on plants, it’s essential to keep them away from this plant.

How long does it take for Acacia baileyana ‘Purpurea’ to reach its full height?

As a fast-growing plant, the Cootamundra Wattle ‘Purpurea’ can reach its full height of 20-30 feet (6-9 meters) within a few years under optimal growing conditions.

Can Acacia baileyana ‘Purpurea’ be grown in a container?

While it is possible to grow this plant in a container, its size and spread make it more suitable for landscape planting. If you choose to grow it in a container, ensure it has ample room for its root system and proper drainage.


Acacia baileyana ‘Purpurea’ is a stunning and versatile plant that can bring beauty and fragrance to any garden. With proper care, including attention to watering, light, soil, and pruning, this plant will thrive and reward you with its showy blooms and evergreen foliage. By following the guidelines outlined in this article, you can enjoy the captivating charm of the Cootamundra Wattle ‘Purpurea’ in your own garden.

Martin Duran

Hey y'all! My name is Martin Duran and I am from Cali, Colombia. Since 2018 I have been learning about plants and how to take care of them. Here's is my journey... “The clearest way into the Universe is through a forest wilderness.” ― John Muir

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