Guazuma ulmifolia aka Bastard Cedar

Guazuma ulmifolia is a tropical tree in the mallow family. People call it West Indian elm and bastard cedar. Its native range spans Mexico and Central and South America. It also grows in the Caribbean. It spreads onto disturbed ground and stream banks. It also moves into pastures and young forests. The species has a wide range and no reported major threats. Useful Tropical Plants gives its status as Least Concern.

In gardens, this tree reaches 30–60 feet (9–18.29 metres). Its round crown spreads about 40 feet (12.19 metres) wide. Larger trees can reach 98 feet (30 metres). It grows fast and has a straight, round trunk. The leaves have pointed tips and uneven bases. Their shape ranges from oval to lance-shaped. The tops feel rough, while the undersides feel soft. The tree keeps its leaves where sites stay moist. A long dry season can cause leaf loss.

Small, pale yellow flowers have a light scent. They grow in clusters at leaf joints and branch tips. The place where the tree grows shapes its peak bloom time. A few flowers may bloom through much of the year. The fruits smell like honey and are edible. People eat them raw or cooked, even while still green. Crushed green fruits can add flavour to foods or make drinks. People also eat the seeds fresh or cooked. They grind fruit and seeds for tortillas and traditional drinks. Roasted seeds can take the place of coffee.

Grow this tree in full sun in USDA zones 10–12. It does best in rich soil that drains well. It likes a moderate amount of water. Once growing, it can cope with drought. It accepts a broad range of soils and climates. Both humid and dry tropical sites can suit it. Missouri Botanical Garden says it needs little care. It also reports no serious pest or disease problems. Useful Tropical Plants warns that it may become a weed. Take note of its spread in the area. It helps restore woods as a pioneer tree, among the first to grow.

The broad crown gives shade in warm landscapes. Livestock eat the leaves. People use its wood for posts, crates, building work, and carpentry. Bark fibres and young stems supply material for cord and rope. Sap helps make sugar syrup clear. The bark holds tannins. People have long used the tree as an herbal remedy. These uses do not prove that home treatments are safe or work. Useful Tropical Plants lists no known hazards. It gives no safety evidence specific to pets.