Many exotic invasive pests are of major concern in California. The glassy-winged sharpshooter (an insect) and purple loosestrife (a weed) are two invasive species that are established in some areas but still threaten to invade other areas. Newer exotic species of concern include Diaprepes root weevil, light brown apple moth, and various aquatic weeds. Some […]
Be on the Lookout for Exotic and Invasive Pests Read More »
Got problems with rats, mice, or gophers? Interested in environmentally friendly methods to help reduce these pests? It’s easy – support your local owls and encourage them to hang around! These ethereal birds of the night that you’re more likely to hear than see, can be a boost to an overall approach at controlling unwanted
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World Pollution Prevention Day that is observed every year on December 2nd, serves as an urgent reminder for all of us to address the environmental challenges that our planet faces. With human activities continuing to degrade the Earth’s natural resources, pollution has become a pressing issue that necessitates immediate attention. A close look at the
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Marin’s watersheds include more than 3,000 miles of creeks. Some of these water ways flow into our lakes for storage, while others feed into San Francisco Bay and on to the ocean. The Mt. Tamalpais Watershed is one of county’s most valuable natural resources and the source of domestic water for the majority of residents.
How You can Impact our Watershed Read More »
Think before you spray. It sounds good, and makes sense relative to using pesticides. But what does it really mean? In a nutshell, it means that when you have a pest problem, understand what you’re trying to manage before you take action. Know what the pest is, determine how much damage you can tolerate from
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If you recently planted cabbage, broccoli, or kale, (often called Brassicas and cole crops) keep an eye out for cabbageworms! The adult cabbageworm is a white butterfly with one to four black spots on its wings. They lay eggs individually on the leaves of brassica plants. Larvae are green caterpillars that chew on the leaves
Check for Cabbageworms! Read More »
Is your lawn being ravaged by a nighttime marauder? Might be skunks or raccoons, or maybe even both! In late summer and fall, these two varmints damage lawns as they search for earthworms, soil-dwelling insects, and insect larvae, such as white grubs. They dig up the lawn leaving behind large patches of loose turf, eat
Who’s Tearing up my Lawn? Read More »
If we have a lot more flooding this winter, it can impact the natural nesting areas of rodents, forcing them to seek higher ground including inside your home (particularly into “high ground” such as attics). Storm debris, cut tree trunks and limbs, and materials may become lodged in drainage ditches or along streams and can
Unwelcome Visitors Read More »
Monarchs, the beloved butterflies in North America, are in trouble. The monarchs that breed in western North America migrate toward the Pacific to overwinter in tree groves scattered along the coast from Mendocino County in California to Baja California in Mexico. For twenty years, counts have been made of overwintering butterflies thanks to volunteers with
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If you’ve got a soggy area in your yard, you might see nutsedges, a perennial weed that thrives in waterlogged soil and can indicate leaking irrigation. Sometimes called nutgrass, they are true sedges with stiff, thick leaves and not grasses, and grow faster than turfgrass species, are lighter in color, and grow upright, causing nonuniform
These are Challenging Weeds! Read More »
