
Posts Tagged: aphid
A sticky mess
![Hackberry woolly aphids. [Credit: Jack Kelly Clark] Hackberry woolly aphids. [Credit: Jack Kelly Clark]](http://ucanr.edu/blogs/CCUrbanPests//blogfiles/55422small.jpg)
Around this same time last year, I posted an article called "What's this sticky stuff on my car?". Well, it's that time of year again when we see the sticky, messy drippings from many different kinds of trees that are infested with a honeydew-producing...
Hackberry woolly aphids. [Credit: Jack Kelly Clark]
What's this sticky stuff on my car?

If you are like me, you try to park your car under a tree in parking lots and on the street for some shade, especially with the hot weather we've had lately. Maybe you choose to park under a big hackberry tree, but when you return to your car, you notice...
Aphids suck on plant sap and excrete honeydew.
Hackberry woolly aphids and honeydew on leaves.