- (Public Value) UCANR: Protecting California's natural resources
- Posted by: Lauren Fordyce
Knowing what weedy grass you have in your lawn or landscape is very important in being able to properly control it. Dallisgrass is a common perennial weed that is easily identified and grows in uneven clumps in lawns and turf. This growth pattern creates a tripping hazard as well as a poor playing surface for parks, front lawns, and athletic fields. Clumps must be dug out to prevent its growth. Solarization with clear plastic can help control dallisgrass.
For more details about the biology of dallisgrass, management methods, and extensive information about herbicides, see the newly updated Pest Notes: Dallisgrass, authored by UC Cooperative Extension...
- Author: Karey Windbiel-Rojas
If you have eucalyptus trees, you might have noticed white, crusty growth on the leaves. Or maybe you saw a sticky, blackened mess of fallen leaves under a eucalyptus tree. These are signs of the redgum lerp psyllid, one of the most common psyllid pests that damages eucalyptus trees in California.
The adult psyllid is very small and as nymphs, they are concealed under a waxy cap, or lerp. As they feed, they excrete honeydew which can lead to the growth of black sooty mold, the source of those sticky leaves under the tree.
Although under biological control in coastal areas, this pest is still a problem under some growing conditions and on specific Eucalyptus species. Cultural practices to manage...
Due to unforeseen circumstances, the webinar scheduled for April 21 has been canceled and will be rescheduled for another date. We apologize for the inconvenience.
What are you doing the third Thursday of each month at noon? Joining UC IPM for our monthly webinar, we hope!
This Thursday, come and learn about invasive species in California and what you can do to combat them! In Part 2 of this topic, Karey Windbiel-Rojas from the UC Statewide IPM Program will continue sharing information on new pests of concern or pests we are trying to keep out of California.
Can't make it? That's ok-- all the UC IPM webinars are recorded and later posted on UC IPM's YouTube channel....