Hong Kong Orchid Tree Pros And Cons - How Fast Does It Grow

Written by Ivy

Feb 07 2023

Hong Kong Orchid Tree Pros And Cons - How Fast Does It Grow

This popular orchid tree, which has its origins in China, is now used as Hong Kong's floral emblem.

The semi-deciduous tree loses all of its leaves where it is colder. Such an eye-catching tree ignites your curiosity for advantages and disadvantages of the hong kong orchid tree.

Their faintly fragrant, purple-red flowers that bloom in the fall and even during the colder winters are impossible to look away from.

However, its advantages go far beyond aesthetic value. It would be worthwhile to learn more intriguing hints and disadvantages.

We'll spill the tea for you all, so don't look any further!

A Brief Overview of Hong Kong Orchid Trees


The Hong Kong Orchid Tree, which can grow to a height of 20 to 40 feet, is distinguished by a broad, circular canopy of enormous, 6 to 8-inch-diameter grayish-green leaves. It's also known as Bauhinia x blakeana.

The enormous, six-inch blooms bloom throughout the summer, fall, and early winter when the garden is typically bare of color, and they come in a variety of purple, rose, and pink tones.

This indicates that these blossoms are sterile and won't bear any children, in contrast to other orchids, which may cause a problem in the garden because of the protracted pods they leave behind after flowering.

When it comes to urban landscaping, this Chinese orchid tree is the go-to option.

Pruning is typically necessary for the first few years following propagation to establish a more uniform crown in young Hong Kong orchids owing to their irregular shapes. If you scroll down, you can find more helpful advice. (Read More: How to Propagate Hong Kong Orchid Tree)

Along with contrasting Bauhinia x blakeana from other orchids, we contrast gardenia and jasmine. Do not skip it!

What Are Hong Kong Orchid Tree Pros and Cons?

This plant adds to your garden a visual appeal with big blossoms and an enjoyable scent. It can also withstand drought and thus effortless to care for and prune.

Still, its gorgeous flowers leave a mess to clean up and demand an outdoor setting.


  • Giant flowers and a pleasant aroma
  • Attractive when blooming or non-blooming
  • Well drought-tolerant
  • Do the trick for air purification
  • Used as an outdoor plant
  • Landscape attributes: used for aesthetic, bouquets, cottage gardens, and showy purposes
  • Winter bloomer
  • Easy to prune/maintain
  • Sound salt-tolerant
  • Fast growing

Your first impression is of its fuchsia's vivid hues, red accents, and magenta in large, exquisite flowers with an orchid shape.

The flower color is drop-dead gorgeous, with long curly-cue pink filaments nested in the orchid tree flower‘s center. Additionally, you could savor their winter blossoms.

Their deep green leaves blend with these flowers to form the Sanibel Moorings Botanical Gardens.

It draws attention from a distance with its thin branches and naturally spreading crown. So having one in your garden is a good idea.

Hummingbirds, butterflies, and bees find the petals attractive because they come to an end in a circular calyx.

The air is filled with a light, pleasant scent that comes from the vivid pseudo-orchid flowers. The tree also does wonders for the air's cleanliness, so it's no surprise that it's become something of a tourist magnet and serves as a representation of Hong Kong.

The orchid tree stands out due to its capacity for rapid growth and resistance to salt and drought. Even better, pruning and caring for it are fairly straightforward.


  • Daily clean up blossoms, which are large and messy
  • Non-native status
  • Always plant non-invasive/hybrid
  • Can't be planted indoor
  • Weak wood body

Regarding the Hong Kong orchid tree problems, The hybrid Blakeana is sterile and incapable of procreation. In earlier landscapes, trees would produce a huge amount of seeds, making them invasive and unwelcome.

They are outdoor plants, not indoor plants, due to their enormous size.

Its wood is brittle and prone to breaking in storms and other severe weather conditions by nature.

Additionally, as with all fast-growing trees, the wood is thinner than that of a live oak, which grows more slowly. never plant roots in an area where the wind constantly blows in all directions. (Read More: Hong Kong Orchid Tree Problems)

Bauhinia X Blakeana History: First Cutting

The purple Bauhinia blakeana plant was first identified in the 1880s on Mount Davis in Pok Fu Lam by Jean-Marie Delavay, a Catholic missionary with the Paris Foreign Missions.

The building was given its formal Latin name—Bauhinia blakeana—and taxonomic status as a new plant species in 1908, following its debut exhibition at the Botanical Gardens and Hong Kong Zoological.

Following the Botanical Gardens' 1914 distribution of cuttings, this plant was later made available to the world and eventually spread throughout Hong Kong.

It is currently Hong Kong's official flower. The first time they see such a seductive plant, tourists from all over the world frequently develop a soft spot.


How About Hong Kong Orchid Tree Care

Light, Soil, and Water

For a healthy development, locate some sandy, loamy, moderately acidic soil. The soil needs to be evenly moistened and drained. If planting in clay soil is necessary, amend it with compost.

It can grow in either direct sunlight or dappled shade. However, the Hong Kong orchid can be harmed by inadequate lighting.

The plant prefers slightly wetter than average, loamy soil but still thrives during dry spells.

Temperature & Humidity

This tree is ideal for use in tropical and subtropical regions because it can withstand brief exposure to temperatures as low as 22 degrees F while still flourishing in warmer climates.

Between waterings, this tree typically dries out. As a result, excessive humidity is bad for it.

Hong Kong Orchid Tree Fertilizer and Pruning

Spring, summer, and fall are good times to give them fertilizer. Add a few inches of simple organic granular fertilizer to the soil. Follow the forecast as well to make sure it won't rain 3 days (at the very least) after application.

By doing so, the soil is improved, the tree is effectively fed, and the fertilizer is prevented from being quickly washed away by rain.

Prioritize pruning immature Hong Kong orchid trees frequently as it might develop unevenly. In fact, regular trimming will strengthen their framework and create a crown shape that is consistent.

In order to keep pedestrian paths clear, prune the tree's higher branches.

Getting It to Bloom

No tree can ever produce healthy blossoms with excessive watering. Between waterings, let the soil around the tree's trunk dry out to promote healthy growth and more blooms.

Protect Against Diseases

Despite being a tough species, this orchid tree is susceptible to diseases and pests.

Caterpillars eating its leaves, mites making the blooms wilt, and borers eating the softwood in the trunk and branches are a few examples of pest problems.

Leaf spots and leaf scorch can occasionally appear in minor quantities. A potassium deficiency may be a tendency for the tree. You must therefore consistently apply the appropriate fertilizer.



So we've compiled the Hong Kong Orchid tree pros and cons.

Observing large, orchid-like blooms in the fuchsia, magenta, and red spectrum is wonderful. The flower's five unusual petals are crinkled and ruffled, and its center is surrounded by a mass of long, pink filaments with curly tips.

Having one in the front or backyard garden is wonderful. You will never be depressed by its beauty or unusual aroma.

Don't be reluctant to grow such a lovely tree in your yard and recommend this interesting article to other gardeners.

Regarding your reading, I thank you. I hope you enjoy our article, and please let me know if you have any questions.


Is the Hong Kong Orchid Tree Edible?

Yes. Surprisingly, some common purple orchid tree parts are approved as edible, such as aphids on kale. Due to its ties to the legume family, it has nutritional value.

For instance, their flowers are widely used in pickles, salads, chutneys, and other dishes around the world, but primarily in Nepal and India.

Are They Toxic for Humans, Dogs, and Cats?

No, there won't be any allergic reactions if people, cats, or dogs eat the tree's parts.

They are not included on the ASPCA's list of toxic plants. The cultivar might be a good option for allergy sufferers because it lacks seed pods. You shouldn't be concerned if your pets get lost and damage the tree's flowers or leaves.

Is It Possible to Grow Bauhinia X Blakeana in a Plant Container?

Yes, you can start them off in pots for a year or so, but because of how quickly they grow, it's best to plant them in the ground when they are still small, under 5 feet tall.

How Quick Do Bauhinia X Blakeana Trees Grow?

These trees are among the species that grow the fastest worldwide, with annual height gains of up to 24 inches. To maintain their shape as they mature, they must be pruned when they are young.

Does a Hong Kong Orchid Tree Lose Its Leaves?

Yes, even though they are evergreen, these trees sometimes lose their leaves in the course of bitter winters.

Zone 10 and the drier portions of Zone 9B are the coldest, best zones for this tree.

This tree, which can grow to a height of 30 to 40 feet, requires plenty of space, full or partial sunlight, good drainage, and an open area in which to grow.