Avoid getting oil on furniture or fabrics to prevent stains or other damage.įruit trees: Neem oil can be used on fruit trees such as apple, cherry, nectarine, pear, peach, and plum. Test a small area of each plant first to make sure they are not sensitive to it. When spraying foliage, make sure that the top and undersides of leaves are well coated. As a preventative measure, drench the soil every 3 weeks. For infestations, spray foliage or drench soil every 7 days until pests are gone. Houseplants: Indoor plants are susceptible to whitefly, spider mites, mealybugs, fungus gnats, aphids, thrips, scale, and fungal diseases. NEEM OIL USE FOR SPECIFIC TYPES OF PLANTS This method can be used outdoors, or on houseplants to eradicate fungus gnats, treat soil-borne fungal disease, and to kill insects, eggs, and larvae that are hiding in the soil. The solution is absorbed through the roots and distributed throughout the plant as a systemic that sucking insects will ingest. Soil drench: A soil drench is when neem oil is diluted with water and poured into the ground or potting soil. Wait until temperatures are at least 40 degrees F and delay spraying if a freeze is imminent.įoliar spray: Use neem oil directly on leaves anytime during the planting season to control pests and diseases. For best results, use neem oil on a dry, windless day. Here are the primary ways to use neem oil for plants:ĭormant spray: Apply when plants are dormant to kill overwintering garden pests and eggs. Allow at least 4 to 7 days for it to work, and repeat applications as necessary according to instructions. Solutions can be purchased in a ready-to-use spray bottle or you can mix your own from concentrate. Neem oil products are available in different formulas, including dust, granules, wettable powder, cake, and concentrate. Avoid spraying beneficial insects directly and apply early in the morning or late in the day when beneficial insects are less active. ![]() These insects do not feed on plant foliage, so will not ingest the oil. When used correctly, neem oil insecticide is seldom harmful to earthworms or beneficial insects such as bees, butterflies, and ladybugs. Is neem oil safe for bees, ladybugs, and other beneficial insects? Horticultural oils may be used to treat other problems or have different effectiveness. Horticultural oil is made from petroleum-based mineral oils or vegetable-based oils extracted from canola, cottonseed, or soybeans. Is neem oil the same as horticultural oil?īoth are used as remedies to treat plants, but contain different ingredients. Neem oil may be somewhat toxic to fish and other aquatic life, so caution should be taken around ponds or streams. Wash fruits or vegetables thoroughly that are sprayed with neem oil before consumption. Minimize exposure and wear protective clothing for broader applications. Avoid inhaling or ingesting neem oil and wash hands well after using. Direct contact with the oil may cause mild skin or eye irritation. This natural pesticide is organic and breaks down quickly. When used correctly, neem oil is safe for humans and pets. Is neem oil safe for humans, dogs, and cats? Neem oil also contains other compounds that are effective in treating fungal and bacterial diseases. Neem oil works to repel and smother harmful insects, reduce their ability to feed, and disrupt the life cycle at all stages. The primary active ingredient is azadirachtin. Sprays containing neem oil extract are also used to treat fungal and bacterial diseases such as anthracnose, black spot, blight, botrytis, fire blight, powdery mildew, rust, and scab. This remedy is also used to control Japanese beetles, lawn grubs, leaf hoppers, mites, nematodes, tent caterpillars, and thrips. Neem oil is an effective treatment for over 200 kinds of insect pests, and is most effective on soft-bodied chewing insects such as aphids, mealybugs, scale, spider mites, and whiteflies that feed on plant foliage. In addition to being a plant insecticide, neem oil is also used for a variety of medicinal and cosmetic applications. It is also used to control a wide range of insect pests and diseases. ![]() ![]() Related to mahogany, this tropical tree is native to India and Africa. Neem oil is a natural pesticide made from oil that is pressed from the seeds of the neem tree ( Azadirachta indica). Learn more about this treatment, when and how to use it to help keep your plants healthy and thriving. Neem oil is a commonly used natural remedy for both indoor and outdoor plants. Because of this, organic remedies have become the preferred method of pest and disease control in recent years. Inorganic chemical treatments can introduce harmful toxins into the environment, cause harm to people and pets, and kill beneficial insects. ![]() One of the biggest challenges of gardening is to control pests and diseases that can damage or kill indoor and outdoor plants. Photo by: Harshit Srivastava S3 / Shutterstock.
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