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Autumn leaf color is a phenomenon that affects the normally green leaves of many deciduous trees and shrubs by which they take on, during a few weeks in the autumn season, various shades of yellow, orange, red, purple, and brown. [1]
Theses leaf spots are an orange-brown rust in color and usually occur entirely on the upper leaf surface, although leaf spots on the undersides of infected leaves have been reported. The spots are fuzzy in texture and approximately 2 cm (0.8 in) in diameter. [2] In some cases, commonly in more susceptible hosts, stem and fruit spots can occur ...
Variegation is the appearance of differently coloured zones in the foliage, flowers, and sometimes the stems and fruit of plants, granting a speckled, striped, or patchy appearance. The colors of the patches themselves vary from a slightly lighter shade of the natural coloration to yellow, to white, or other colors entirely such as red and pink ...
Both flowers and leaves have a distinct spicy fragrance. Hailing from Europe and parts of Asia, the chaste tree is most often grown as a large, multi-stemmed shrub but can be pruned to a single ...
Orange is an eye-catching shade that contrasts beautifully with calmer, cooler colors such as purple and blues. It's a color that feels upbeat and cheerful, and it lends a sense of excitement to ...
Floral pigments in Hydrangea are affected by the presence of aluminum ions in the soil, causing changes in flower color from red, pink, blue, light purple or dark purple. [ 4 ] There has been one non-chemical example found within Caesalpinioideae , a single sub-family of Fabaceae where the folding of petals cause changes to the color patterns ...
The infection on the fruits in turn begins as small purple spots that develop into gray to white lesions. Gummosis may occur (both on the fruits and the stems as well). These lesions leave toughened spots on the skin, and in some cases the fruit may be lost. Infected buds may appear darker than normal.
Leaves. "If you think of those fallen leaves again, one of those colors in the fallen leaves is bound to be red," Eiseman says. Think maples, red oaks and other trees that boast brilliant fall ...