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Pruning Roots. All orchids—monopodial and sympodial—need to be repotted when they outgrow their pots.. “I recommend repotting your orchid every two years,” Kondrat says. When you repot ...
Most aerial roots directly absorb the moisture from fog or humid air. Some surprising results in studies on aerial roots of orchids show that the velamen (the white spongy envelope of the aerial roots), are actually totally waterproof, preventing water loss but not allowing any water in. Once reaching and touching a surface, the velamen is not ...
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The velamen or velamen radicum ("covering of the roots" in Latin) is a spongy, multiple epidermis that covers the roots of some epiphytic or semi-epiphytic plants, such as orchid and Clivia species. The velamen of an orchid is the white or gray covering of aerial roots (when dry, and usually more green when wet as a result of the appearance of ...
A chunky potting mix formulated for arums is ideal, or you can use a general potting mix for tropical plants and add chunky perlite or orchid bark to make it drain faster. Related: The 7 Best ...
An orchid kept as a houseplant on an indoor windowsill A houseplant , sometimes known as a pot plant , potted plant , or an indoor plant , is an ornamental plant that is grown indoors. [ 1 ] As such, they are found in places like residences and offices , mainly for decorative purposes .