Seemann's luehea Plant Care

Seemann's luehea (Luehea seemannii) belongs to the Malvaceae family within the Luehea genus. Seemann's luehea is native to southern Mexico, Central America, Colombia, and Venezuela, and it has been introduced to Puerto Rico.

Seemann's luehea displays a small to medium-sized tree growth habit, reaching up to 20 ft tall with a spread of approximately 15 ft. Seemann's luehea produces showy, large white or pink flowers.

Leaf size: approximately 6 inches.

Water a young or newly planted Seemann's luehea every 7–10 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established trees mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.

Seemann's luehea thrives in full sun to partial shade.

Luehea seemannii tolerates temperatures of 65–85°F. Seemann's luehea prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Well-draining loamy soil with added compost for nutrients. Good drainage is essential for Seemann's luehea to prevent waterlogging, which leads to root rot and fungal issues.

Feed Seemann's luehea every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established trees in good soil often need little extra feeding, so let weak growth or pale foliage guide you.

Stop feeding by late summer so new growth can harden before winter.

The PlantoScan app can remind you when to water and when to fertilize each plant.

Choose a spot with full sun to partial shade and well-draining loamy soil with added compost for nutrients. Avoid low spots where water collects after rain.

Seemann's luehea is suited to USDA Zone 10b – 12b.

Plant container-grown or balled-and-burlapped trees in spring or early autumn, setting the root flare at soil level, and water well after planting.

Seemann's luehea can spread to about 15 ft (4.6 m) and reach about 20 ft (6 m) tall. Space plants about 15 ft (4.6 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.

Planning a row or hedge? Try the tree spacing calculator.

Prune Seemann's luehea while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.

If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the tree in one year.

Seemann's luehea is frost-tender (hardy to USDA zone 10). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.

Seemann's luehea can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to oco plant care, which shares the same genus.

See all plants toxic to cats and plants toxic to dogs.

Seemann's luehea is susceptible to aphids, scale insects, spider mites. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

Seemann's luehea grows outdoors in USDA Zone 10b – 12b. It survives winters down to planting zone 10b. Seemann's luehea is native to southern Mexico, Central America, Colombia, and Venezuela, and it has been introduced to Puerto Rico. In cooler regions, grow Seemann's luehea as a houseplant or bring it indoors before the first frost.