Cockroaches, or roaches, are probably some of the least welcome insects people encounter in their homes, kitchens, offices, restaurants, or landscapes. Indoor cockroaches can create significant public health problems by contaminating food and producing allergens.

To help manage both indoor and outdoor cockroaches, UC Cooperative Extension IPM Advisor Andrew Sutherland and UC Riverside entomologists Dong-Hwan Choe and Michael Rust tackle the challenge of cockroach management in the newly revised Pest Notes: Cockroaches.

What's new in this version?

Since it's critical to first identify...

Mistletoe is a familiar sight of the season, often found wrapped in ribbon and hung for certain festivities this time of year. But did you know it is actually a parasitic plant that grows on a number of landscape trees in California?

There are two types of mistletoe in California. Broadleaf mistletoes attack certain broadleaf trees and some conifers while dwarf mistletoes attacks only conifers. Broadleaf mistletoes have green stems with thick, oval leaves. Dwarf mistletoes are smaller, with short stems and yellow scaly leaves.

Both types of mistletoe grow through tree bark and into the tree's tissue, living off the host tree. Healthy trees can typically tolerate a few mistletoe infections although individual branches may...

Days are getting shorter and evenings cooler as winter approaches. Sweater weather also means a change in the to-do list around the yard.

Here are a few things to consider when preparing your landscapes and gardens for winter.

Frost

• Protect sensitive plants from cold injury when freezing or frost is predicted. Cover plants with cloth or a similar material at night, leaving the covers open at the bottom so heat from soil can help warm plants.
• When frost or freezing is expected, irrigate dry topsoil at least 3 days before the cold weather to increase the soil's ability to retain...

It has been rumored that Ben Franklin proposed the turkey as the national bird and symbol of our nation. Whether this is true or not, there is evidence that Franklin thought highly of this holiday bird. In a letter to his daughter, Franklin called the turkey a “respectable bird…though a little vain & silly, [he is] a bird of courage and would not hesitate to attack.”

In California, wild turkeys have started to become more common sightings in our communities. Some Californians may enjoy watching wildlife, but others find them to be quite the nuisance. Wild turkeys foraging for food in residential areas can destroy landscapes and gardens, leave their...