Chilean Myrtle Care: Tips On Growing Chilean Myrtle Plants

By Bonnie L. Grant

The Chilean myrtle tree is native to Chile and western Argentina. Ancient groves exist in these areas with trees that are up to 600 years old. These plants have little cold tolerance and should be grown only in United States Department of Agriculture zone 8 and above. Other regions will have to utilize a greenhouse to enjoy the plant. Among the interesting tidbits of Chilean myrtle information is its use as a medicinal and its inclusion as a bonsai species of note.

Chilean Myrtle Information

Chilean myrtle trees go by many other names. Among these are Arrayan, Palo Colorado, Temu, Collimamul (kellumamul-orange wood), Short Leaf Stopper and its scientific designation, Luma apiculata. It is a lovely evergreen tree with glossy green leaves and edible fruits. In its wild habitat, the plant is protected in large forests situated along major water bodies. Trees can reach 60 feet or more in the wild, but in the home landscape, the plants tend to be large shrubs to small trees.

Chilean myrtle is an evergreen tree with cinnamon sloughing bark that reveals a creamy orange pith. The shiny leaves are oval to elliptical, waxy and bear a faint lemon scent. Plants in cultivation reach 10 to 20 feet in height. The flowers are an inch across, white and have prominent anthers, giving the bloom a tasseled appearance. They are attractive to bees, which make a tasty honey from the nectar.

The berries are deeply purple black, rounded and very sweet. Fruits are made into beverages and used in baking. The tree is also popular as a bonsai. Interestingly, the inner bark foams much like soap.

Growing Chilean Myrtle Plants

This is a very adaptive plant which does well in full to partial sun and can even thrive in shade, but flower and fruit production may be compromised.

Chilean myrtles preferred soil that is acidic and well drained. Organic rich soil develops the healthiest trees. A key to Chilean myrtle care is plenty of water but they cannot support themselves in boggy soil.

It makes an excellent stand-alone specimen or produces a lovely hedge. These trees can also withstand a great deal of abuse, which is why they make such excellent bonsai selections. Luma apiculata can be a difficult tree to source but many online vendors have young trees available. California has been commercially growing Chilean myrtle plants successfully since the late 1800’s.

Chilean Myrtle Care

Provided the plant is kept moist and in a high humidity area, care for Chilean myrtle is easy. Young plants benefit from fertilizer in spring during the first few years. In containers, fertilize the plant every month.

A thick layer of mulch around the root zone prevents competitive weeds and grass, and slowly enhances the soil. Keep the tree well watered, especially in summer. Prune young trees to promote a healthy canopy and dense growth.

If you are growing in an area that will experience frost, container growth is preferred. Bring in plants before freezes are expected. During winter, reduce watering by half and keep the plant in a brightly lit area. Container grown plants and bonsai should be repotted every few years.

Chilean myrtle has no listed pests and few disease issues.

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