Ophardt, Marianne C.

A plant’s cold hardiness—its tolerance to freezing temperatures—determines how well a plant can survive winter. This publication discusses the factors that contribute to plant cold hardiness and expla ...

Trees can suffer all kinds of injury, including damage caused by the environment. Frost cracks are one type of environmental injury that appear to occur after very severe cold winter weather. This pub ...

Trees can suffer all kinds of injury, including damage caused by the environment. Two types of environmental injury related to temperature are sunscald and sunburn. This publication outlines the sympt ...

Trees can suffer all kinds of injury, including damage caused by the environment. Winter burn is one type of environmental injury that occurs on evergreen trees and shrubs when adequate moisture is un ...

It’s not difficult to grow carrots in Washington gardens, but gardeners need to know the basics of carrot growing for success. This publication provides information to Washington gardeners on the basi ...

Eggplant is a warm-season crop and requires a longer growing season. It’s not difficult to grow eggplant in Washington gardens, but gardeners need to know the basics of this warm-weather plant for a s ...