However, a pest management program that incorporates natural, mechanical, and/or chemical controls (as described below) should provide satisfactory control of most scales on most ornamental plants. Also known as armoured scale. Soft scale (for example Pink Wax Scale and Soft Brown Scale) are usually found on the mid-rib of leaves and stalks of host plants. Pour the soap into a spray bottle and spray the plant, including the undersides of the leaves and stems, until the soap solution begins to drip. Biological control of pink wax scale. Wax scale can be 3-8mm in diameter and are white, cream, pink, or gray. Florida wax scales look like waxy, white domes about the size of a nail head and occur on a wide variety of plants. Scale insects come in many types, but here are a few of the most common. Scientific Name. Wax scales generally do best in humid coastal districts where temperatures are more moderate. And, when the scale goes to crawler stage, contact insecticides such as insecticidal oil and Distance can be used. Crawlers hatch around June which is the best time for control. Lecanium scale – The oak lecanium scale is abundant on willow oaks and other oak species . However, a pest management program that incorporates natural, mechanical, and/or chemical controls (as described below) should provide satisfactory control of most scales on most ornamental plants. Florida wax scale is widely distributed from Maryland to Florida, including the Caribbean archi-pelago, and from Missouri to California. They can produce large quantities of honeydew causing a black sooty mould which can downgrade fruit and, if severe will even limit photosynthesis. Tea scale insects are about the size of a hyphen, appear slightly fuzzy and are white or brown. In Florida, specimens of this scale have been identified on Annona squamosa (sugar apple), Mimusops roxburghiana (mimusops), … In 2013, we added Indian wax scale, white prunicola scale and juniper scale to the monitoring list to better determine crawler periods. In recent years, infestations in the eastern half of Texas have become particularly noticeable. Wax scales generally do best in humid coastal districts where temperatures are more moderate. Management In Texas, you can control Florida wax scale through cultural and chemical methods. Crawlers hatch around June which is the best time for control. Scale insects are difficult to control because the waxy or cottony covering serves as a protective barrier to traditional contact insecticides. Control: Handpicking scales in winter is an effective control measure. A range of predators and parasites will attack pink wax scale. Mix about 5 tablespoons of insecticidal soap or a very mild dish soap into 1 gallon (3.8 L) of water. Worldwide. ... Organic Control Methods for Scale At the first sign of scale it’s time to act. Asia, East Africa, North (restricted to Florida and Hawaii), South and Central America, the Caribbean, Europe (on plants grown in the open as well as under cover), Oceania. The fig wax scale has also been found feeding on Citrus sinensis and Citrus reticulata in Greece (Argyriou and Mourikis 1981). White wax scale on citrus. Distribution. Most are no larger than 1/2cm and can be found on leaves, stems and branches. Hard scale (for example Red Citrus Scale) has an oyster like coating and is difficult to control. The Indian wax scale seems to be one of the most difficult ornamental plant pests to control during much of the year. Try using insecticidal soap. In the tropics and subtropics, but also warm temperate regions. Pink wax scale, red wax scale. Since they may lay their eggs apart from their host plant, the scales should be destroyed after removal and not just knocked to the ground. 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