Be aware that if you’ve used pollinator seed mixes to install pollinator habitat, make sure you don’t have issues with Amaranthus...

Native to Europe and temperate Asia, leafy spurge currently is found throughout the world with the exception of Australia. It was probably introduced into the United States as a contaminant in imported grain. Since its introduction, the plant has become a serious management problem, particularly for the north and central plains states. All Oregon infestations have come under yearly control and are being mostly held in check.

At last week's Master Gardener Plant Clinic I was speaking with a local gardener who mentioned she was cultivating English Ivy in her...