North America Non-native Plant

Tickbush

Botanical name: Kunzea ambigua

USDA symbol: KUAM2

Native status: Not native but doesn't reproduce and persist in the wild

Tickbush: A Fragrant Australian Beauty for Your Garden Meet tickbush (Kunzea ambigua), also known as white kunzea – a delightfully aromatic shrub that’s been winning hearts in gardens far beyond its Australian homeland. If you’re looking for a plant that combines stunning flowers, heavenly fragrance, and surprisingly low maintenance needs, ...

Tickbush: A Fragrant Australian Beauty for Your Garden

Meet tickbush (Kunzea ambigua), also known as white kunzea – a delightfully aromatic shrub that’s been winning hearts in gardens far beyond its Australian homeland. If you’re looking for a plant that combines stunning flowers, heavenly fragrance, and surprisingly low maintenance needs, this charming native might just be your next garden crush.

What Makes Tickbush Special?

Tickbush is like that friend who always looks effortlessly put-together. This evergreen shrub produces masses of small, creamy-white flowers that create a cloud-like effect when in full bloom. But here’s the kicker – the entire plant is wonderfully fragrant, with leaves that release a sweet, honey-like scent when brushed against. Talk about aromatherapy in your backyard!

The plant also boasts attractive peeling bark that adds year-round visual interest, making it a multi-season performer that keeps giving long after the flowers have faded.

Where Does Tickbush Come From?

Tickbush calls eastern Australia home, naturally occurring in New South Wales and southeastern Queensland. In its native habitat, it thrives in coastal areas and open woodlands, which gives us great clues about how to keep it happy in our own gardens.

Growing Tickbush Successfully

The good news? Tickbush is refreshingly easy-going once you understand its preferences. Here’s how to keep your plant thriving:

Location and Conditions

  • Choose a spot with full sun to partial shade
  • Ensure excellent drainage – this plant despises wet feet
  • USDA zones 9-11 work best, as tickbush is frost-tender
  • Coastal conditions are ideal, but it adapts well to inland gardens too

Planting and Care Tips

  • Plant in well-draining soil, amending heavy clay if necessary
  • Water regularly during the first growing season to establish roots
  • Once established, it’s remarkably drought tolerant
  • Apply mulch around the base to retain moisture and suppress weeds
  • Prune lightly after flowering to maintain shape and encourage bushier growth

Garden Design Ideas

Tickbush is wonderfully versatile in the landscape. Use it as a screening plant for privacy, incorporate it into a mixed shrub border, or plant it near windows and pathways where you can enjoy that incredible fragrance. It’s also excellent for erosion control on slopes and makes a fantastic addition to coastal gardens where salt tolerance is important.

The plant typically grows 6-12 feet tall and wide, making it perfect for medium-sized gardens where you want impact without overwhelming the space.

Wildlife and Pollinator Benefits

Here’s where tickbush really shines – it’s like opening a five-star restaurant for local wildlife. The abundant flowers attract bees, butterflies, and other beneficial insects, making it an excellent choice for pollinator gardens. Birds also appreciate the shelter and may feast on small insects attracted to the plant.

Is Tickbush Right for Your Garden?

Tickbush is an excellent choice if you’re in zones 9-11 and looking for a low-maintenance, fragrant shrub that supports pollinators. However, since it’s not native to North America, consider pairing it with native plants that provide similar benefits to local ecosystems.

If you’re in cooler climates, you might want to explore native alternatives like spicebush (Lindera benzoin) or native azaleas, which offer similar aesthetic appeal and better support for local wildlife.

The Bottom Line

Tickbush brings a touch of Australian charm to gardens with its fragrant flowers, easy-care nature, and wildlife-friendly qualities. While it may not be native to North America, it’s not invasive either, making it a reasonable choice for gardeners who appreciate international flora. Just remember to give it the well-draining conditions it craves, and you’ll be rewarded with years of fragrant blooms and happy pollinators.

Tickbush

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Myrtales

Family

Myrtaceae Juss. - Myrtle family

Genus

Kunzea Rchb. - kunzea

Species

Kunzea ambigua (Sm.) Druce - tickbush

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA