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Aloysia citrodora, lemon verbena, is a species of flowering plant in the verbena family Verbenaceae, native to South America. Other common names include lemon beebrush . [ 2 ] It was brought to Europe by the Spanish and the Portuguese in the 17th century and cultivated for its oil.
Nutrients in the soil are taken up by the plant through its roots, and in particular its root hairs.To be taken up by a plant, a nutrient element must be located near the root surface; however, the supply of nutrients in contact with the root is rapidly depleted within a distance of ca. 2 mm. [14] There are three basic mechanisms whereby nutrient ions dissolved in the soil solution are brought ...
The lemon (Citrus × limon) is a species of small evergreen tree in the Citrus genus of the flowering plant family Rutaceae. The lemon is a hybrid of the citron and the bitter orange . Its origins are uncertain, but some evidence suggests lemons originated during the 1st millennium BC in what is now northeastern India .
Research published in PLOS shows that green, leafy vegetables such as parsley, spinach, and beet leaves tend to have the highest concentration of nitrates, while root vegetables and fruiting ...
Plants take up essential elements from the soil through their roots and from the air through their leaves. Nutrient uptake in the soil is achieved by cation exchange, wherein root hairs pump hydrogen ions (H +) into the soil through proton pumps. These hydrogen ions displace cations attached to negatively charged soil particles so that the ...
Adventitious roots arise out-of-sequence from the more usual root formation of branches of a primary root, and instead originate from the stem, branches, leaves, or old woody roots. They commonly occur in monocots and pteridophytes, but also in many dicots , such as clover ( Trifolium ), ivy ( Hedera ), strawberry ( Fragaria ) and willow ( Salix ).
Lemon myrtle can also be propagated from cutting, but is slow to strike. [1] A study into the plant growing adventitious roots found that "actively growing axillary buds, wide stems and mature leaves" are good indicators that a cutting will take root successfully and survive. [20]
The experiment was carried out to see if the citrus-like chemicals were the same ones that are present in lemon-like species, such as Verbena varieties. The lemony leaves are a unique combination of scented chemicals found in the oil produced. Octyl acetate, Terpinen-4-ol and Decanol were found in a test that