Few possess the beauty of a tree peony – the gloriously colored blooms that blossom – and create a stunning display – every early summer. It's easy to understand why so many gardeners can't resist ...

Q: I planted this bur oak on my boulevard about 17 years ago. It’s been a beautiful tree, but this spring, it looks like it’s dead or dying and the bark has this strange orange shredded appearance on ...

In this step-by-step guide, I’ll take you through a simple, plant-positive approach to pruning that should leave your trees in great shape. - Lopper. A two-handled cutting tool, designed especially ...

Summer gardening is in full swing. If you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty and Master ...

Peonies may only have a fleeting period of flowering, but they are highly anticipated by many gardeners and are one of the crowning moments of late spring or early summer. The big, blousy blooms may ...

Several years ago, I fell in love with peonies, particularly Itoh peonies. Sometimes described as the “prom queens of the garden,” I love how their bold upright growth topped with their equally bold ...

Q: I have several tree peonies that are thriving, but one plant still has not bloomed after four years. The blossom bud grows but doesn’t develop normally. What should I do? A: Tree peonies test the ...

Deadheading peonies doesn't encourage more flowers in the current season but benefits the plant long-term. Removing spent peony flowers can improve the plant's appearance, strengthen root and stem ...