Carotenoid (Kair-AH-ten-oid) is a yellow, red or orange fat-soluble pigment found in plants that protect them from damage due to environmental stresses.

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In plants, edema (eh-DEE-muh) is a condition caused when a plant takes up water through its roots more quickly than it can process. Edema causes rough, corky patches on the…

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Epicuticular wax

Epicuticular wax (Ep-i-cyoo-TI-cyoo-lar wax) is a natural, waxy coating some plants develop on leaves, stems and fruits. Forming on the outer cuticle of the plant's skin, it provides protection from water,…

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(Eh-PIH-fite) A plant that grows on another plant (typically a tree) but is not a parasite. Common epiphytes include bromeliads, tillandsia air plants and orchids.

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Farina is a term for a very fine flour. Used with succulents to mean a fine dusting of white powder, the epicuticular wax natural for some succulent varieties.

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Glaucous (GLAH-cuss) leaves have the appearance of the whitish, waxy film that is epicuticular wax. The term glaucous is also used to describe a shade of pale blue that appears…

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