Mimosa Thorntree Wattle Shrub – All You Need to Know

I grew a mimosa thorn tree (wattle shrub), and trust me, they are so beautiful that I highly recommend you grow them in your garden. You might be wondering what’s special about mimosa thorn trees and how to grow them. Just hold on, and I will help you with everything you need to know to grow a thorn tree.

In this informative guide, I’ve covered everything about mimosa thorn tree wattle shrubs, including what they are, how to plant them, the benefits of the acacia tree, and the different varieties you can grow.

If you encounter any trouble while growing a mimosa thorn tree, feel free to ask me in the comment section below.

Key takeaways:

  • Mimosa thorntree wattle shrub belongs to the Wattleseed family, native to Australia.
  • It grows up to 4 feet tall.
  • Mimosa thorntree wattle shrub can be grown in a variety of soils and climates.
  • Mimosa thorntree does have 350 species of flowering plants

What is Mimosa Thorntree Wattle Shrub

The mimosa thorn-tree (Acacia mearnsii) is a small to medium-sized tree in the Wattleseed family, native to Australia. It is a hardy species that can grow in a variety of soils and climates and features fuzzy, overlapping leaves and clusters of clustered pink or white flowers in late winter or early spring. The mimosa Thorntree Wattle Shrub is known for its attractive wattle tree bark, which features distinctive diamond-shaped patterns. There are many types of shrubs like Sweet Broom Shrubs, Deciduous Shrubs, etc.

Mimosa thorntree wattle shrub is a shrub that can grow to be up to 4 feet tall and has spreading branches. The leaves are opposite, with elliptical tips, and there are small white flowers in the mid-summer. Mimosa thorntree wattle shrub is useful in landscaping because it can add height and texture to composition, and its foliage can turn color during different seasons.

Botanical NamesAlbizia julibrissin /Acacia dealbata
Common Name(s)Mimosa Tree, Pink Silk Tree, Silver Wattle, Blue Wattle
Plant TypeTree
Native AreaE. Transcaucasus to Japan and South East Australia
Hardiness RatingH3-H4
FoliageDeciduous / evergreen
FlowersYellow / pink-white blooms
When To SowApril, May, June / September, October
Flowering MonthsMarch to April or July to August
When To PruneDeciduous/evergreen

Is mimosa the same as wattle?

Mimosa is a genus of about 120 flowering plants, in the legume family Fabaceae. Mimosa is the most widespread genus in the family. The generic name mimosa comes from the Ancient Greek word for “mimosa” flower, Mima (μῆμα). Most species are native to subtropical and tropical regions of Africa and South and Central America. Mimosa Thorntree Wattle Shrub is also thought to have been introduced to Australia by early settlers.

The wattle (Acacia victoriae) is a shrub or small tree that grows in drier areas of Australia, Africa, Asia, and South America. The bark is rough and scaly, with paired bumps on the trunk and branches. The leaves are simple, alternate, and elliptical in shape with a pointed tip; they are typically green but can also be brown or grey-green. The flowers are yellow or white, with five petals that are deeply cleft down the middle. The fruit is a pod that contains two seeds.

Is Acacia related to Mimosa Thorntree Wattle Shrub?

Mimosa is a genus of about 350 species of flowering plants in the legume family, Fabaceae. Mimosa is related to Acacia, both genera belonging to the subfamily Mimosoideae. Acacias are distributed throughout Africa and Asia, while mimosa Thorntree Wattle Shrub is native to southern North America and South America. Both genera have characteristic elevated thorns on their twigs and branches, as well as a dense shrubby canopy. However, mimosas are distinguished from acacias by their lighter flowers, which range from pale yellow to white or pink.

How do you plant Acacia mimosas?

The mimosa thorny tree wattle shrub (Acacia mearnsii) is a hardy and attractive shrub that can be planted in most landscapes. Mimosa thorny tree wattle is a low-growing, spreading shrub that grows up to 4 feet tall and wide. It has red or yellow flowers that are pollinated by bees. Mimosa thorny tree wattle is drought-tolerant and can grow in most soil types, but prefers well-drained soils. The best time to plant mimosa thorny tree wattle is in early spring before the temperatures start to rise.

What are the benefits of the Acacia Tree?

The mimosa Thorntree Wattle Shrub (Acacia auriculiformis) is a hardy, drought-tolerant plant that can be found in Australia. The mimosa thorn tree wattle shrub is a member of the Acacia genus and is often used as an ornamental plant. The mimosa thorn tree wattle shrub has a multitude of benefits that make it an excellent choice for those looking to add beauty and sustainability to their garden.

One of the most notable benefits of mimosa thorntree wattle shrub is its ability to thrive in difficult soil conditions and for verifying you can use the pH meter to test the soil conditions. This plant can tolerate dry climates, low light levels, and salty soil, making it an ideal choice for areas with less desirable soil. Mimosa thorntree wattle shrub also has strong root systems that help it stabilize soil particles and resist erosion. Additionally, the mimosa thorntree wattle shrub’s dense foliage can help reduce windblown pollen and dust; this property makes it an ideal choice for areas with allergies or asthma.

Mimosa thorntree wattle shrub is also known for its medicinal properties. The bark of this plant has been used to treat a variety of health problems.

Mimosa flower varieties:

There are many different varieties of flowers known as mimosas. The following are some varieties of flowers:

Mimosa pudica (touch-me-not):

These are also called sensitive plants, or sleepy plants as when you touch them they are used to close their leaves or droop. The flowers are used to bloom in pinkish-purple color.

Mimosa tenuiflora (Tepezcohuite):

They are native to  Central and South America. Mosty famous for their medicinal qualities per healthline. You can also use it for producing ayahuasca which consists of DMT content in their root bark. 

Mimosa aculeaticarpa (The catclaw mimosa):

You can mostly find them in the Sonoran desert across Arizona and into Mexico. They are used to form thick shrubs in which the flowers bloom with light pink flowers in clusters.

Mimosa borealis (Fragrant mimosa):

These flowers are native to the north as southern Colorado and down to Texas and Mexico which is famous for sweet-smelling blossoms.

How to repot a mimosa flower:

If you are living in a colder climate then you need to repot the tree in the first year of the growing season. You can also keep the mimosa Thorntree Wattle Shrub in a greenhouse during winter.

You need to grow the plant using s small pot as it will help in establishing the roots. To repot the plant you need to gently loose the soil and remove the plant from the container so that it dont damage the root. After getting the plant out of the container you remove the soil from the roots of the plant so that it gets some space to breathe. Make sure to keep the soil towards the top and intact. You need to repot the plant in a pot larger than the past one and fill the pot for about ¾ using well-draining sandy or loamy soil. Move the sapling into the new pot and cover the top of the pot. In case you are living in a place where it gets proper soil and sun or in a hardiness zone from 9 to 11 then you can transfer the plant into the garden.


hence I think you got to know almost everything about mimosa thorntree wattle shrub. you need to read carefully if you want to plant them in your garden. the trees do have a lot of medicinal benefits that I have explained above.


Are mimosa trees able to stay green all over the year?

you can use a mimosa Thorntree Wattle Shrub tree to grow as a terrace or patio tree which has a light filtering effect. the trees do not stay green.

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