Poplar, Tulip
COMMON NAMES: TULIP TREE, YELLOW POPLAR, YELLOW WOOD, WHITE WOOD, TULIP-POPLAR, SADDLE LEAF, CANOE WOOD, CUCUMBER TREE, BLUE POPLAR, LYNN-TREE, SADDLE TREE, HICKORY-POPLAR
BOTANICAL NAME: Liriodendron tulipifera lir-ee-ah-DEN-dron too-li-PIF-err-ah
Magnoliaceae (Magnolia Family)
Deciduous shade tree
HEIGHT: 60 to 100 feet
SPREAD: 40 to 50 feet
FINAL SPACING: 30 to 40 feet
NATURAL HABITAT AND PREFERRED SITE:
IDENTIFICATION INFORMATION: Straight-trunked, smooth-barked tree with leaves shaped like tulips. Large-growing, good-looking tree from an overall and textural standpoint, generally a single trunk, interesting leaves and yellow fall color. Capable of becoming huge, has brittle wood.
FLOWERS AND FRUIT: Flowers bloom in April and May, male and female parts in the same perfect flowers, 2 to 5 inches across and cup shaped. They are green on the outside with an orange- yellow center. They face upward and are not showy from the ground but attractive close up. Fruit is a dry cone-like structure which matures in the fall September to October and contains numerous woody brown scales 2 to 3 inches long, many seeds. Flowers usually don’t form until the tree is at least 10 to 12 years old although this is accelerated in an organic program.
BARK: Smooth, light brown to gray becoming heavier textured with age.
FOLIAGE: The leaves are simple, alternate, deciduous, and display yellow fall color
CULTURE: Fairly easy to grow in Texas especially in the deep, acid, sandy soils. It has a little trouble above rock, especially the limestone rocks of North and Central Texas, but responds well to the organic fertilization program and consistent moisture.
PROBLEMS: Chlorosis and foliage burn in the heat of the summer causing leaf drop. Relatively few insect and disease problems.
PROPAGATION: By seed primarily although the plant can also be propagated by budding, grafting or layering.
INSIGHT: Tulip tree, because of its thin bark, is easily damaged by fire. Not a good tree to plant often in Texas but a few here and there are interesting.
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