My friend Roni and I were discussing an upcoming heavy pruning on her pine trees, which are growing into power lines. She said she was planning on using a systemic insecticide containing imidacloprid ...

Throughout the year we receive many pine bark beetle calls. Pine bark beetles attack and kill pine trees that have been stressed. The three most common stresses for pine trees that invite pine bark ...

The blackish trunks on the crapemyrtles around town are caused by an insect known as crapemyrtle bark scale. It doesn’t kill the trees, but it does make them unsightly and less vigorous. This scale is ...

Q: Why are the trunks of my crape myrtles turning black? They look rather unsightly. Mine aren't the only ones doing this -- many in our neighborhood look the same. Is it a disease? Is it going to ...

We see it all in the Plant Clinic, and this summer we’ve been seeing a lot of Acanthococcus lagerstroemiae or crapemyrtle bark scale. This invasive insect from southeast Asia first appeared in the ...

The blackish trunks on the crapemyrtles around town are caused by a Chinese insect known as crapemyrtle bark scale. It doesn’t kill the trees, but it does make them unsightly and less vigorous. This ...

Crape myrtles, an ornamental tree popular in landscapes throughout the state of Delaware, are prized for their beauty, exfoliating bark in shades of silver and cinnamon, and long-lasting flowers in a ...

PROPOSAL FOR CASTING OUR FUTURE. A FAIRLY NEW INVASIVE SPECIES TO THE UPSTATE IS HAVING A BIG IMPACT ON CRAPE MYRTLE TREES. THAT’S RIGHT. AND HOMEOWNERS COULD SOON LOSE THEIR TREES IF THESE PESTS AREN ...