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The margins of the leaves are entire or slightly and irregularly toothed, with short petioles. The plant is evergreen but leaves often turn red-brown in winter. [2] The lower stems extend into sphagnum, peat moss, or other substrate, and may persist even after fire or mild drought. [3] The plant flowers in April to June, and is insect-pollinated.
Large populations of Pseudomonas are known to release an array of phytotoxins, and this is the cause of the observed spotting symptoms on the leaf. [13] After infection and asexual reproduction, P. cichorii can then spread to other leaves or plants. If the host plant dies or the leaf falls off, it may survive in this debris and repeat the ...
Basil cultivars vary in several ways. Visually, the size and shape of the leaves varies greatly, from the large lettuce-like leaves of the Mammoth basil and Lettuce leaf basil to the tiny leaves of the Dwarf bush basil. More practically, the fragrance of the basil varies due to the varying types and quantities of essential oils contained in the ...
5. Low Humidity. Light brown spots scattered across fiddle leaf fig leaves can be caused by dry air. If the brown spots in question have a pox-like look instead of being in a single area of the ...
Ocimum gratissimum, also known as clove basil, African basil, [1] and in Hawaii as wild basil, [2] is a species of basil. It is native to Africa , Madagascar , southern Asia , and the Bismarck Archipelago , and naturalized in Polynesia , Hawaii, Mexico , Panama , West Indies , Brazil , and Bolivia .
A healthy basil plant looks more like a bush than a stalk, explains Weiss. To help your plant grow wider, pinch off the top section of leaves once a week for the first few weeks of active growth ...
The leaves of wild basil are used as an aromatic herb in the preparation of food dishes and to make a herbal tea. They can also be used in the preparation of both a brown and a yellow dye. [4] This plant has traditionally been used as an astringent, a cardiac stimulant, an expectorant, to reduce flatulence and to increase perspiration. [4]
Basil leaves are glossy and ovulate, with smooth or slightly toothed edges that typically cup slightly; the leaves are arranged oppositely along the square stems. [7] Leaves may be green or purple. Its flowers are small and white, and grow from a central inflorescence , or spike , that emerges from the central stem atop the plant.