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Cooperative Extension Ventura County: Page

Alphabetical List by Scientific Name

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Press the back button to return here A Acroptilon repens (Russian Knapweed) Ailanthus altissima (Tree-of-Heaven) Allium neapolitanum (Ornamental Onion) Amaranthus albus (Tumble Pigweed) Amaranthus retroflexus (Redroot Pigweed) Ambrosia psilostachya...
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Lecanium Scales

Lecanium scales (there are about 12 species) are known as soft scales and are common pests on many ornamental plants all over North America.
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Mice

Mice present a difficult problem in a rural environment. Mice will exploit any food sources that may be available. Therefore, keep all food in the refrigerator or in other mice-proof containers.
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Milkweed and Boxelder Bugs

As the names imply, milkweed bugs feed on milkweed and may feed occasionally on other forage or herbaceous plants. Boxelder bugs feed primarily on boxelder. There are usually two generations of these insects per year.
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Millipedes

Millipedes (thousand-legged worm) havewhat looked like two rows of hair on their underside. These rows are not hair but legs. They are gray-brown and have a hard shell which makes a distinct crunch when they are stepped on.
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Moles

Moles are another difficult to control yard and garden pest. Moles are the little guys that swim through the soil and create the slightly raised tunnels in the process. Moles are also carnivores (meat eaters).
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Nocturnal Feeders

Nocturnal feeders come out in late evening or night, feed, and return to a hiding place as soon as the sun rises. Snails may travel several feet from a plant to hide in a dark, moist place during the day. Slugs also must return to a moist hiding place.
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Norfolk Island Pine Scale

This insect sucks sap from the needles and can cause honeydew and sooty mold problems to be present in and under your Norfolk pine. Scale insects tend to be cyclic in their populations. Normally, natural enemies of this scale will slowly, but surely, colonize and bring the population down.
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Oak Worms

The adult is called the California oak moth and is a grayish-tan moth about one-half to three-quarter inch long when the wings are folded. The worm, about one inch long at maturity, has a reddish-brown head with a black body with yellow racing stripes down the center of its back.
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Pesticide Plunders

The California Department of Pesticide Regulation (DPR) has published a list of Top 10 Pesticide Blunders at Home. The list follows. Whenever you use pesticides of any kind, use good sense, and follow label directions.
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