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This is a list of U.S. state, federal district, and territory trees, including official trees of the following of the states, of the federal district, and of the territories. State federal district
Small Trees (Full Sun), 15 to 25 Feet Tall American Fringetree ( Chionanthus virginicus ), USDA zones 3 to 8 Star Magnolia ( Magnolia stellata ), USDA zones 5 to 9
In the United States, Lagerstroemia indica is a very popular flowering shrub/small tree in mild-winter states (USDA Zones 6–10). [6] Low maintenance needs make it a common municipal planting in parks, along sidewalks, highway medians and in parking lots.
Populus tremuloides is a deciduous tree native to cooler areas of North America, one of several species referred to by the common name aspen.It is commonly called quaking aspen, [2] [3] [4] trembling aspen, [2] [3] American aspen, [3] mountain or golden aspen, [5] trembling poplar, [5] white poplar, [5] and popple, [5] as well as others. [5]
Although live oaks retain their leaves nearly year-round, they are not true evergreens.Live oaks drop their leaves immediately before new leaves emerge in the spring. Occasionally, senescing leaves may turn yellow or contain brown spots in the winter, leading to the mistaken belief that the tree has oak wilt, whose symptoms typically occur in the sum
Trees with shallow root systems. In warmer climates where the soil may not stay frozen all winter, shallow-rooted trees such as dogwood, redbud, and Japanese maple are vulnerable to damage from ...
In the spring of 1875, Harvard botanist Asa Gray embarked on a trip to the panhandle of Florida, to "make a pious pilgrimage to the secluded native haunts of that rarest of trees, the Torreya taxifolia". The trees observed by Gray during that trip grew up to a meter in circumference and 20 meters tall. Pertaining to its common name, he wrote:
Map of average growing season length from "Geography of Ohio," 1923. A season is a division of the year marked by changes in weather, ecology, and the amount of daylight. The growing season is that portion of the year in which local conditions (i.e. rainfall, temperature, daylight) permit normal plant growth.