Is Disease in Wood Chips a Problem?
Linda Chalker-Scott, an Extension Horticulturist and Associate Professor at Washington State University has a nice publication on her website discussing The Myth of Pathogenic Wood Chips
. Her bottom line? It's not generally a problem as long as you don't amend the soil with wood chips (only spread on the surface instead) and if the mulch is kept away from the trunks of trees and shrubs.
Wood preservatives have changed over the years and newer wood treatments are less toxic than those used before 2003. Iowa State University has published a helpful article on toxicity concerns about raised beds. In addition, the National Pesticide ...
Tomato leaves turning yellow, plant dying
A few yellow leaves at the base of a tomato plant are often of no concern. However, when the plant has a significant number of yellowing leaves and the problem starts with one branch or side of the plant and then spreading, it may be infected with ...
Sterilized Pruning Tools: Nuisance or Necessity?
The Center for Landscape and Urban Horticulture has an online publication on Pruning that recommends "If diseased plants are pruned, disinfect pruning equipment after each cut to prevent spreading disease. Denatured alcohol or a chlorine bleach ...
There are two types of Oxalis weeds found in Santa Clara County: Creeping Woodsorrel (Oxalis corniculata) Bermuda Buttercup (Oxalis pes-caprae) also known as Buttercup Oxalis Information about how to control both of these weeds can be found in the UC ...
Peach Tree Pruning
Peaches and nectarines are usually pruned during the winter dormant season. It's important to know that fruiting takes place on one year old wood. The UC Integrated Pest Management website has a brief summary of peach and nectarine tree pruning. Even ...