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To make the cuts, grab several clusters of hosta leaves in one hand and prune the leaves with the other. Once the foliage is cut back, add a layer of compost mulch to the border.
Catmint foliage turns gray in winter, adding nothing of interest to the garden. You can clean up plants in fall and prep them for spring by cutting them back to about 4 to 6 inches above ground level.
A rule of thumb when pruning is: “If it blooms in the spring, prune the plant soon after flowering; if it blooms in the summer, prune in the spring.”
According to the coevolution theory, [15] the colors are warning signals to insects like aphids that use trees as a host for the winter. If the colors are linked to the amount of chemical defenses against insects, then the insects will avoid red leaves and increase their fitness; at the same time, trees with red leaves have an advantage because ...
Cannabis sativa is an annual herbaceous flowering plant. The species was first classified by Carl Linnaeus in 1753. [ 1 ] The specific epithet sativa means 'cultivated'.
Plant senescence is the process of aging in plants. Plants have both stress-induced and age-related developmental aging. [1] Chlorophyll degradation during leaf senescence reveals the carotenoids, such as anthocyanin and xanthophylls, which are the cause of autumn leaf color in deciduous trees.
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Chart illustrating leaf morphology terms. The following terms are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (that is, the leaf blade or 'lamina' is undivided) or compound (that is, the leaf blade is divided into two or more leaflets). [1]