20.C Because trees can save more nutrients(营养) and water in winter in this way. And they can grow new leaves in spring.Only some trees lose leaves Most broad-leaved(阔叶树) trees in the north lose their leaves in fall. 21.,F Leaves of evergreen trees stay green all year. A. ...
Deciduous trees are more common in warmer climates, and those that grow in colder area lost their leaves. Researchers decided to study the carbon (碳) in the wood to find out the nature of these forests. These trees had the characters of both deciduous and evergreen trees. They were not ...
Some plants that will do fairly well under evergreen trees include Azaleas , Woodland Sunflowers , Hostas , Jacob's Ladder , Lily of the Valley , and Ivory Sedge . Do fir trees grow fast? A cultivated tree never achieves the same height or grandeur. In your yard, a Douglas fir will ...
To avoid competing with evergreen conifers, which flower in the fall or winter B. So that the leaves of the trees receiving the pollen will not prevent the pollen from reaching the trees’ stigmas C. Because they do not have enough energy to produce new leaves and pollen at the same ti...
These evergreen trees come in a wide variety of shapes and sizes, making them perfect for creating interesting shapes in your backyard. Some popular coniferous trees to consider for your yard include spruce, pine, and cypress. Fruit trees are also great options for your backyard. Planting fruit...
How do trees grow their leaves back in the spring after they fell off in the winter? Why do conifers suddenly go brown? Why are conifers often called evergreens? How do plants adapt to a temperate deciduous forest? Why are the leaves of some plants small?
Temperate broadleaf forests occur in areas of warm summers and cold winters, with precipitation often spread throughout the year but more seasonal in some
Do trees have a taproot? Do conifers grow in winter? Do conifers have fruit? Do conifers produce oxygen? Do conifers have roots? Do conifers have seeds? Do conifers make soil acidic? Do conifers lose their leaves? Do conifers have invasive roots? Do conifers have pollen? Are conifer...
Deer eat not only hostas and many other perennials in summer but the winter foliage of many evergreen trees and shrubs, like arborvitae and yews. They eat
winter. On four evergreenRhododendronspecies from SW China with only one cohort of old leaves in spring when in cultivation in Scotland, the majority of leaves in the senescing cohort fell by the end of December. We hypothesize that with dry winters, there is an advantage to dropping older ...