The silver-spotted tiger moth (Lophocampa argentata) is a defoliating caterpillar belonging to the group of moths, including the hummock moth and the black and orange caterpillars commonly referred to as “woolly bears.” Silver-spotted tiger moth caterpillars are active during the fall and winter seasons. They begin their feeding in autumn and will resume their feeding after winters in… Read More »
Katydids are a species of insects associated with grasshoppers and crickets. In some areas, they have also been termed bush crickets or long-horned grasshoppers. They are giant insects, at least two inches in size from head to wingtips. They are light green with a triangular shape in the side view, which leads to another common name for the… Read More »
A lysimeter is a measuring device that can measure plants’ actual evapotranspiration by recording the amount of rainfall that an area receives and the amount lost through the soil. Vessels for lysimeters are usually located at a special lysimetric station with access for functional inspection and for placing measurement, control, and weighing devices. In most cases, an expensive… Read More »
Garlon 3A herbicide controls the weeds of mostly woody plants and broadleaf weeds. It is ideal for controlling unwanted weeds, bushes, and trees under power lines, along railway tracks, pipelines, and forestry and wilderness areas, including pastures in these areas. Garlon 3A herbicide is intended for foliar application and sprouted weeds and brushing in standing water or on… Read More »
The spicebush swallowtail, generally look-like clouded greenish-yellow butterfly, has a scientific name Papilio Troilus Linnae. It is widely common in natural areas like flower gardens throughout the eastern and mid-western parts of America. Not only caterpillars but adult butterflies are great examples of malleable coloration. The adult butterflies look extremely colorful, beautiful, and attractive because of their vivid… Read More »
Rhagoletis completa, commonly known as walnut husk, infests walnuts in most of the walnut-growing areas in California. Walnut husk feeds on different varieties of English walnuts. The husk is almost the size of a housefly and is bright in color. The adult husk has dark black prominent bands on its wings which bands around to form. It has… Read More »
Gold spotted oak borer larvae (GSOB) is a flat-headed worm first introduced in San Diego, California. It was presented at the end of the 1990s and early 2000s. Since 2000, GSOB has caused numerous injuries to the oaks in woodlands and some other forests in San Diego. GSOB mainly attacks oak trees and prefers red oak, including coast… Read More »
Helminthotheca echioides, commonly known as bristly oxtongue, is a biennial herb native to Europe and North America. It may grow up to 90 centimeters tall, with a thick stem and spreading branches. The leaves are often green and 10 to 20 centimeters long. The leaves and stem are all covered with bristles. They are like hair or feathers… Read More »
Bagrada bug is native to South Africa, the middle east, Asia and is also found in southern California. This unique bug has some special features which separate it from other common bugs like a ladybird. It has a shield-like black body with white and orange spots on its body. The adult bug is 5 to 7 mm in… Read More »
Stinkwort is also known as Camphor inula, kaapse kibos, and stink seed. This intensely aromatic weed, found in Europe and Australia. This plant is native to the Mediterranian region of Europe, occurring as far east as Afghanistan, Turkey, and Pakistan. Stinkwort is an erect, tall fall flowering that grows about 2.5 feet above the ground. The flower heads… Read More »
