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. In the tropics and subtropics, but also warm temperate regions. Florida wax scale is widely distributed from Maryland to Florida, including the Caribbean archi-pelago, and from Missouri to California. Lecanium scale – The oak lecanium scale is abundant on willow oaks and other oak species . Hard scale (for example Red Citrus Scale) has an oyster like coating and is difficult to control. 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. Management In Texas, you can control Florida wax scale through cultural and chemical methods. Pink wax scale, red wax scale. Tea scale insects are about the size of a hyphen, appear slightly fuzzy and are white or brown. Florida wax scales look like waxy, white domes about the size of a nail head and occur on a wide variety of plants. 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. Scale are another sap sucking insect and come in a very wide range of shapes and colours. Scientific Name. White wax scale on citrus. In 2013, we added Indian wax scale, white prunicola scale and juniper scale to the monitoring list to better determine crawler periods. 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. The Chinese wax scale, (Ceroplastes sinensis Del, Guercio, 1900) is the most distinctive of the three species. Biological control of pink wax scale. Mix about 5 tablespoons of insecticidal soap or a very mild dish soap into 1 gallon (3.8 L) of water. A range of predators and parasites will attack pink wax scale. Also known as armoured scale. Worldwide. Wax scale can be 3-8mm in diameter and are white, cream, pink, or gray. Try using insecticidal soap. The Indian wax scale seems to be one of the most difficult ornamental plant pests to control during much of the year. 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. Scale insects are difficult to control because the waxy or cottony covering serves as a protective barrier to traditional contact insecticides. They are a major pest of camellias and some hollies. Control: Handpicking scales in winter is an effective control measure. Most are no larger than 1/2cm and can be found on leaves, stems and branches. Wax scales generally do best in humid coastal districts where temperatures are more moderate. There are systemic insecticides available that can be used to control scale. The fig wax scale has also been found feeding on Citrus sinensis and Citrus reticulata in Greece (Argyriou and Mourikis 1981). And, when the scale goes to crawler stage, contact insecticides such as insecticidal oil and Distance can be used. Insecticidal soap can also be sprayed on houseplants to kill scales. In recent years, infestations in the eastern half of Texas have become particularly noticeable. 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 mature females are coated with thick layer of off-white wax that is coloured pinkish brown in patches, and has white `dry' wax in lateral and dorsal depressions. Scale insects come in many types, but here are a few of the most common. Crawlers hatch around June which is the best time for control. Crawlers hatch around June which is the best time for control. 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