North America Non-native Plant

Flame Bottletree

Botanical name: Brachychiton acerifolius

USDA symbol: BRAC7

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

Flame Bottletree: A Spectacular Flowering Tree for Warm Climate Gardens If you’re looking for a tree that knows how to make an entrance, the flame bottletree (Brachychiton acerifolius) might just be your perfect match. This Australian native transforms from a quiet green presence into an absolute showstopper when it decides ...

Flame Bottletree: A Spectacular Flowering Tree for Warm Climate Gardens

If you’re looking for a tree that knows how to make an entrance, the flame bottletree (Brachychiton acerifolius) might just be your perfect match. This Australian native transforms from a quiet green presence into an absolute showstopper when it decides to bloom, covering itself in brilliant scarlet-red flowers that’ll have your neighbors doing double-takes.

What Makes the Flame Bottletree Special?

The flame bottletree earns its dramatic name through its spectacular flowering display. When blooming season arrives (typically late spring to early summer), this tree puts on one of nature’s most impressive shows. The scarlet-red, bell-shaped flowers emerge before the leaves, creating a tree that looks like it’s been set ablaze against the sky. It’s the kind of natural fireworks display that stops traffic and starts conversations.

Beyond its stunning blooms, this tree offers attractive glossy green foliage with distinctly maple-like leaves that provide excellent shade during the warmer months. The combination of dramatic seasonal color and reliable year-round greenery makes it a valuable addition to any landscape.

Where Does It Come From?

The flame bottletree hails from the coastal regions of eastern Australia, particularly Queensland and New South Wales. In its native habitat, it thrives in the warm, subtropical climate and has adapted to periods of both rainfall and drought.

Is This Tree Right for Your Garden?

Before you fall head-over-heels for those gorgeous red blooms, let’s talk about whether this tree fits your situation. The flame bottletree is definitely not a shrinking violet – it’s a substantial tree that can reach 40-60 feet tall and 30-40 feet wide at maturity. This means you’ll need plenty of space and patience, as it’s a relatively slow-growing tree that takes its time reaching full size.

This tree works best as:

  • A spectacular specimen tree in large residential gardens
  • A focal point in parks and commercial landscapes
  • A shade tree for spacious properties
  • An accent tree in Mediterranean-style gardens

If you’re working with a smaller space, you might want to consider other options, as this tree needs room to spread its wings and show off properly.

Growing Conditions and Care

The good news is that once established, flame bottletrees are relatively low-maintenance. They’re quite drought-tolerant and don’t demand constant attention, making them suitable for gardeners who prefer plants that can largely take care of themselves.

Climate Requirements: This tree thrives in USDA hardiness zones 9b through 11, meaning it needs a warm climate year-round and can’t handle freezing temperatures.

Soil Preferences: Well-draining soil is absolutely essential – this tree does not appreciate wet feet. Sandy or loamy soils work best, and the tree can handle slightly alkaline conditions.

Sun Requirements: Full sun is the way to go. The more sun your flame bottletree receives, the better its flowering display will be.

Planting and Care Tips

Spring is the ideal time to plant your flame bottletree, giving it a full growing season to establish before any potential cold snaps. Here’s what you need to know:

  • Water regularly during the first year or two until the tree establishes a strong root system
  • Once established, water deeply but infrequently to encourage deep root growth
  • Minimal pruning is needed – just remove any dead, damaged, or crossing branches
  • Protect young trees from strong winds, as they can be somewhat brittle until mature
  • Be patient with flowering – young trees may take several years before putting on their full spectacular display

Wildlife and Pollinator Benefits

The flame bottletree isn’t just a pretty face – it’s also a valuable resource for local wildlife. The nectar-rich flowers attract a variety of pollinators, including bees and other beneficial insects. In warmer climates, you might even spot hummingbirds visiting the blooms. This makes it an excellent choice for gardeners interested in supporting local ecosystems.

The Bottom Line

The flame bottletree is a long-term investment that pays dividends in spectacular seasonal color and reliable shade. If you have the space, the right climate, and the patience to let it mature, this tree can become the crown jewel of your landscape. Just remember that good things come to those who wait – and in this case, the wait is absolutely worth it for one of the most stunning flowering displays you’ll find in the tree world.

While this Australian native isn’t indigenous to North American landscapes, it’s not considered invasive and can be a responsible choice for appropriate climates. However, if you’re passionate about native plants, consider researching native alternatives that might provide similar aesthetic appeal while supporting local ecosystems.

Flame Bottletree

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Malvales

Family

Sterculiaceae Vent. - Cacao family

Genus

Brachychiton Schott & Endl. - brachychiton

Species

Brachychiton acerifolius (A. Cunn. ex G. Don) Macarthur - flame bottletree

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