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Tuliptree

Liriodendron

Also called Tulip Trees, Tulip-tree, Tulip Poplars, Whitewoods

Tuliptree
Photo: Bruce Marlin, CC BY-SA 3.0

Liriodendron is a genus of two species of very large deciduous trees in the magnolia family, known for tulip-shaped flowers and distinctive four-lobed leaves. Most gardeners grow the North American Liriodendron tulipifera, which needs room, deep fertile soil and sun or part shade.

Family
Magnoliaceae (Magnolia family)
Grows as
Tree
Light
Part shade
Water
Water deeply during dry spells, especially in the first years, as the tree prefers consistently moist soil.
Soil
Deep, fertile, well-drained, slightly acidic soil.
Temperature
Temperate climate; hardy in cold winters, but needs warm summers to grow well.
How easy
Moderate

About

Liriodendron () is a genus of two species of characteristically large trees, deciduous over most of their populations, in the magnolia family (Magnoliaceae).

These trees are widely known by the common name tulip tree or tuliptree for their large flowers superficially resembling tulips. It is sometimes referred to as tulip poplar or yellow poplar, and the wood simply as "poplar", although not closely related to the true poplars. Other common names include canoewood, saddle-leaf tree, and white wood.

How to grow it

Liriodendron trees prefer a temperate climate, sun or part shade, and deep, fertile, well-drained and slightly acidic soil. Propagation is by seed or grafting. Plants grown from seed may take more than eight years to flower. Grafted plants flower depending on the age of the scion plant.

The wood of the North American species (called poplar or tulipwood) is fine grained and stable. It is easy to work and commonly used for cabinet and furniture framing, i.e. internal structural members and subsurfaces for veneering. Additionally, much inexpensive furniture, described for sales purposes simply as "hardwood", is in fact primarily stained poplar. In the literature of American furniture manufacturers from the first half of the 20th century, it is often referred to as "gum wood". The wood is only moderately rot-resistant and is not commonly used in shipbuilding, but has found some recent use in light-craft construction. The wood is readily available, and when air dried, has a density around 24 lb/cu ft (0.38 g/cm3).

Where it grows

Liriodendron trees are also easily recognized by their general shape, with the higher branches sweeping together in one direction, and they are also recognizable by their height, as the taller ones usually protrude above the canopy of oaks, maples, and other trees—more markedly with the American species. Appalachian cove forests often contain several tulip trees of height and girth not seen in other species of eastern hardwoods.

Other Liriodendron plants

Chinese tuliptree · Tuliptree

Text excerpted from the Wikipedia article Liriodendron by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

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