White spots on sage (Salvia officinalis) leaves are often a sign of fungal infection or insect damage. Prune affected plant material without entirely disposing of the whole plant. Introduce or encourage predator insects. Allow the homemade insecticide to soak for one day before spraying it on plants. The sage leafhopper lays eggs inside the veins and petioles of sage leaves, making them extremely difficult to locate. He has written informative guides for a hardware store and was published at an academic conference as part of a collaborative project. The damage these pests cause initially appears as a collection of small white or yellowish spots that grow larger and merge together as the damage progresses. Those plant leaf spots are caused by one of nature’s most basic organisms: a fungus. Monitor your sage plants weekly to check for insect damage or the formation of mold. These infections often appear as masses of fine white strands or powder on the upper or lower sides of sage leaves. #Powdery Mildew. It is a normal condition, and the scurf will eventually fall off as the leaf matures. © Copyright 2020 Hearst Communications, Inc. He attained a Bachelors of Fine Arts in English literature from Eastern Kentucky University. Sign up to get all the latest gardening tips! As with insect pests, chemical controls are not recommended for use in getting rid of powdery mildew, especially on indoor plants. Parasitic wasps are better suited for pest control of larger areas, while nematodes are applied directly to individual plants. In addition to leafhoppers, insects including aphids and whiteflies can infest sage, excreting a clear honeydew that promotes fungal growth on leaves. Cycad aulacaspis is only tempted by plants in the cycad family. Remove any leaf that has been affected. Mix 3 tablespoons (44 mL.) There is a beetle and wasp that are being studied for treating sago palm scale. Leafhoppers are diminutive insects measuring less than one-tenth of an inch in length that attack the leaves of sage and other plants. Try baking soda with vegetable oil and dish soap in water. Scale is a tiny sucking insect and, in high populations, the bugs can sap the plant of much of its life-giving fluid and kill it. The insects have a protective waxy armor, which is white to yellow. Sage Pests. For houseplants, isolate the pot immediately to prevent the fungus from spreading. of crushed red pepper and 6 drops of liquid dish soap into 1 gallon of water to create a hot, insect-repelling spray. Insects love to absorb the sap that remains in the leaves. How to make a vinegar spray to get rid of mold on plants. Splashing water on sage plants infected with powdery mildew can spread the infection to other areas of the plant. Quarantining sage plants that are infected with powdery mildew prevents them from infecting other plants. The insect can cause more damage to your tomato seedling leaves. This is because the insects can just blow back onto revived plants and their ability to hide in cracks, and even the roots, prevents some controls from working completely. Affected leaves will fall from the tree by early August. Spray your plants every two weeks to help get rid of plant mold for good. The insect in the nymph stage has coloring similar to that in the adult stage. Those white spots on the plant leaves are fungal structures and spores that thrive in the warming temperatures and rains of spring. Once the population has bloomed, all parts of your plant can be infected and the pest’s presence is obvious. The insects have a protective waxy armor, which is white to yellow. They are so tiny that finding the problem before the plant is overrun is almost impossible. For it to be effective on plants, it needs an oil and a detergent to help it stick to leaves. So tiny white spots appear on the tomato leaves as the sign of insect and pest feeding. For better control, use a systemic insecticide. Unfortunately, they are not commercially available. The benefit of these is that the roots take up the chemical and the insects suck it out and die. Fungal leaf spot can be found in your outdoor garden as well as on your houseplant. This is instead called scurf on sago palms. Put the mixture in a spray bottle and apply it to the leaves of plants to both kill and prevent whiteflies. It is not so easy to get rid of them even with the use of registered pesticides. In a spray bottle, mix 3 tablespoons of horticultural oil and 1.5 tablespoons of baking soda in a gallon of water. Garlic can be a particularly pungent aroma, so I don’t … Treating sago palm scale is crucial to rescuing the plant’s health, but it’s not an easy process. 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