ferns, hostas), geraniums, coleus, African violetsĬhrysanthemums, kalanchoe, azaleas, begonias Vegetable seedlings, garden flowers, cacti, hybridsįoliage plants (ex. If they don’t get rest, then they will not thrive properly. While it’s dark, the plants will respirate, and this is just as important a part of the growing process. Plants need light to grow, but they also need some darkness. In contrast, a bleached appearance, yellow-green foliage, or stunted growth means there is too much light. When the foliage becomes a dark green, it means too little light is received. Usually, the plant’s foliage will tell you whether they are receiving enough light.Ī mid-green color to the foliage indicates the plants are receiving the correct amount of light. Short-day plants, such as chrysanthemums, kalanchoe, azaleas, and begonias, need less than 12 hours of light per day.ĭay-neutral plants, including foliage plants, geraniums, coleus, and African violets can usually thrive with 8 to 12 hours of light all year round. Long-day plants require 14 to 18 hours of light if they don’t receive enough, they get pale and leggy. Plants can be categorized into a few different types: Near East/north windows or under artificial lightĬast iron plant, Snake plant and Chinese evergreenĪway from windows(in a windowed room), or under artificial lightĭifferent plants also need different hours of light exposure. Near East/north windows and supplemented with artificial light Near South/west facing windows, or near east/north windows and supplemented with artificial lightīromeliad, English Ivy, Dracaena, Maidenhair Fern ![]() Therefore, many indoor plants still need to be placed near the window to have their daylight and augmented with artificial light for maximum growth.īelow is a table of how much light is required for each plant type and how they can be grown at home with artificial light: PLANT TYPEĪloe Vera, Jade plant, Sago palm, African milk bush An overcast sky gives approximately 2,000lux.Ĭompared to natural light, the home light source produces much less light(up to 5,000lux). Sun-loving plants usually need at least 25,000 to 50,000 lux to do well, while shade-loving plants need only 2,500–10,000lux.ĭirect sunlight is approximately 100,000 lux, and indirect sunlight gives approximately 20,000lux. Plants have different light requirements.
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