Add Yahoo as a preferred source to see more of our stories on Google. Tropical amaryllis is shown blooming in South Texas in spring. (Courtesy photo) Q: I save amaryllis bulbs soon after the holiday ...

Oak wilt is a potentially deadly disease caused by the fungus Bretziella (formerly Ceratocystis) fagacearum. First discovered in the 1940s in the Mississippi River Valley area, the disease is found ...

PITTSBURGH — An invasive fungus is wreaking havoc on local oak trees. Oak wilt disease is fast-moving, killing some trees in less than a year. Local experts showed Channel 11′s Lisa Sylvester what to ...

Winter is the perfect time to prune oak trees. Oak trees are special for many reasons: they’re Iowa’s state tree, they’re important to our ecosystem and — they shouldn’t be pruned during the spring ...

A close-up of an oak leaf with bumps, or galls, from the gall wasp, Photo courtesy Getty Images. Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert ...

PEORIA, Ill. (AP) -- A fungus that attacks oaks and can spread from tree to tree is continuing its assault in central Illinois this summer, experts say. The disease, oak wilt, was first noticed ...

Oak trees sent to the University of Connecticut that originated in a Maryland nursery appeared to have been infected with oak wilt, but the trees were destroyed before the disease could be positively ...

ANN ARBOR, Mich. (CBS DETROIT) - Several cases of oak wilt fungus have been confirmed in the Bird Hills Nature Area after a concerned resident reported a tree that looked unhealthy to city officials.

The Mediterranean oak borer leaves small, round holes in the cut face of wood. The Mediterranean oak borer is native to Europe, western Asia and northern Africa. The insect tunnels beneath a tree’s ...

GRAND RAPIDS, Mich. (WOOD) — Do you have oak trees on your property? The Michigan Department of Natural Resources is encouraging you to include your tree trimming in your final round of yardwork ...

Q: I save amaryllis bulbs soon after the holiday season from friends and neighbors and plant them in a protected spot in my garden. The plants do well, and the new bulbs usually bloom the first year, ...