Rain tree is a beautiful flowering plant that is native to tropical regions of the world. The plant gets its name from the fact that it often blooms during periods of heavy rain. The rain tree is a member of the legume family, and its flowers are typically a deep red or purple color. The plant is also known for its large, umbrella-like leaves, which can provide shade and protection from the sun and rain.
Related plant:
Leycesteria Formosa Purple Rain
Related plant:
Rainbow Tree
About soil condition, rain tree can grow in a wide range of soils, from sandy to clayey and from well-drained to waterlogged soils. It is also tolerant to salinity. This tree can also grow in a range of soil textures, from sandy to loamy.
Not too different with other trees, rain trees need sunlight to grow. However, they are tolerant of shady conditions and can even grow under the canopy of other trees. Their leaves are large and lobed, and they have an umbrella-like shape. Rain trees are native to tropical regions and can grow to be over 100 feet tall!
The temperature condition is perfect for the rain tree. It is warm enough for the tree to grow, but not too hot. The rain tree needs a lot of water, so the warm weather helps the tree to grow. The rain tree is a beautiful tree that is native to the tropics. It has a wide, spreading canopy that is perfect for providing shade on a hot day. The rain tree is also a great tree for providing privacy.
Ideal humidity condition for this plant is between 40-60%. The air should not be too dry nor too wet. If the air is too dry, the leaves of the rain tree will begin to drop. If the air is too wet, the leaves will turn yellow and fall off.
Regarding fertilizer, this type of plant is not very demanding. An all-purpose fertilizer will suffice. It's important to fertilize regularly, however, because rain trees are heavy feeders. The roots of a rain tree are brittle and easily damaged. Be careful when handling the roots, and avoid breaking them if possible.
Pruning is an important part of keeping a rain tree healthy and strong. Though rain trees are naturally resistant to disease and pests, proper pruning can help ensure that your tree will continue to thrive for years to come. When pruning a rain tree, be sure to remove any dead or dying branches, as well as any that are crossing or rubbing against each other. Doing so will help to promote new growth and keep your tree looking its best.
Propagation of the rain tree is usually done by seed, which is sown in early spring in a warm greenhouse. The seed germinates readily and the young plants are ready to be transplanted to their permanent positions in the summer.
Usually, the plant growth rate between 3 to 8 m in a year. It's possible for the rain tree to grow 10 to 20 cm in a year. It's possible for the rain tree to grow 10 to 20 cm in a year. The rain tree can also tolerate a wide range of climates, from tropical to subtropical.
Common problems for this kind of plant are caterpillars, snails, and nematodes. For caterpillars, you can use Bacillus thuringiensis or spinosad. For snails, you can use copper sulfate or iron phosphate. For nematodes, you can use solarization or steam.
Source:
Rain Garden Plants:(Physocarpus opulifolius) Ninebark
Journal The rain treeSamanea saman and its yellow form
Native Tennessee Rain Garden Plants | UT Hort