Just one sprig of holly with its glossy, serrated leaves and red berries can transport an arrangement from “any day” to “holiday.” But are holly berries poisonous to pets or children that get a little ...

A thicket of smooth sumac retained some of its berries in January, though most of them were gone. Smooth sumac is well known for its brilliant red fall foliage and its deep red berries. Smooth sumac, ...