Now showing items 1-20 of 21

  • Buffalograss for use in central Washington 

    Stahnke, Gwen K.; Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2013-03)
    This factsheet discusses the suitability of Buffalograss for low maintenance turf in central Washington and includes information on establishment, seeding, irrigation, mowing, fertilization, weed management, and cultivar ...
  • Codling moth and your backyard fruit tree 

    Bush, Michael R. (Michael Robert), 1962-; Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2013-11)
    The codling moth is a key pest in apple, pear, crabapple, and Oriental pear trees across the state of Washington. This publication provides information on the life cycle of the pest and management strategies for controlling ...
  • Environmental injury : cold temperature injury of landscape woody ornamentals 

    Hummel, Rita L. (Rita Lynn); Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2016-03)
    A plant's cold hardiness, or its tolerance to freezing temperatures, is genetically determined. However, environmental conditions and cultural practices are factors that also influence a plant's cold hardiness. The seasonal ...
  • Environmental injury : frost cracks 

    Hummel, Rita L. (Rita Lynn); Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2016-03)
    Frost cracks, or splits in the tree trunk wood and bark, typically extend longitudinally in the center of the trunk and may appear after unusually cold winters. Scientists do not universally agree on the underlying cause ...
  • Environmental injury : sunscald and sunburn on trees 

    Hummel, Rita L. (Rita Lynn); Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2016-03)
    The symptoms of sunscald and sunburn are similar as both injure the cambium (the living cells in a tree just under the bark that give rise to the annual growth ring). Both are due to damaging temperatures, but sunscald is ...
  • Environmental injury : winter burn of evergreens 

    Ophardt, Marianne; Hummel, Rita L. (Rita Lynn) (Pullman, Washington : Washington State University. Extension., 2016-08)
    Winter burn is a type of environmental injury that occurs on evergreen trees and shrubs. This includes needled evergreens such as arborvitae, cedar, fir, juniper, pine, spruce, and yew and broadleaf evergreens such as ...
  • Fine fescue for home lawns 

    Stahnke, Gwen K.; Johnston, William J.; Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2016-04)
  • Growing roses in Washington state : a seasonal calendar 

    Ophardt, Marianne; Gray, Sheila (Pullman, Washington : Washington State University. Extension., 2015-11)
    Growing roses in Washington State gardens is easy, but regular care and maintenance is needed to keep them healthy and attractive. This calendar is a quick guide to the year-round tasks required to grow beautiful roses. ...
  • Growing roses in Washington state : common disease and insect problems 

    Ophardt, Marianne; Gray, Sheila (Pullman, Washington : Washington State University Extension, 2016-11)
    Roses are easy to grow in Washington State gardens, but they can be impaired by numerous disease and insect problems. These pests may require some management to keep the shrubs in good health and looking attractive. Some ...
  • Growing roses in Washington state : planting roses 

    Ophardt, Marianne; Gray, Sheila (Pullman, Washington : Washington State University. Extension., 2015-08)
    Roses are arguably the most attractive flowering shrub in Washington State and a favorite of home gardeners. This publication offers information on how to successfully grow roses in most regions of the state. It covers ...
  • Growing tree fruit at home in eastern Washington 

    Fitzgerald, Tonie Jean; Ophardt, Marianne; Van DenBurgh, Roy William, 1942-; Watson, John, 1939- (Pullman, Washington : Washington State University. Extension., 2001-02)
    Discusses climate, pollination, and rootstocks with charts of recommended varieties. Includes helpful sections on purchasing, planting, pruning, insects and diseases, fertilization, irrigation, thinning, harvesting, and ...
  • Spruce Needle Miner 

    Mayer, D. F.; Ophardt, Marianne; Antonelli, Arthur L. (Pullman, Washington : Washington State University. Extension., 1996-10)
    This insect pest attacks blue, Engelmann, Norway, Sitka, and white spruce in Washington. Biology, description, and cultural control are discussed. 2 pages.
  • The western cherry fruit fly and your backyard cherry tree 

    Bush, Michael R. (Michael Robert), 1962-; Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2014-06)
    Washington State homeowners who plant apple, pear, or cherry trees on their property should know they are legally responsible for controlling insect pests because these pests are a threat to commercial orchards. Backyard ...
  • Vegetables : growing carrots in home gardens 

    Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2013-11)
    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 basics of growing carrots ...
  • Vegetables : growing eggplant in home gardens 

    Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2014-10)
    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 successful harvest. ...
  • Vegetables : growing onions in home gardens 

    Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2013-12)
    It's not difficult to grow onions in Washington gardens, but understanding how they grow is key to success. This publication provides information to Washington gardeners on the basics of growing bulb and green onions from ...
  • Vegetables : growing potatoes in home gardens 

    Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2015-06)
    Potatoes are grown worldwide and are a major staple of the human diet. They are a good source of complex carbohydrates, potassium, vitamin C, folic acid, trace minerals, and iron. This publication offers information on ...
  • Watering Home Gardens and Landscape Plants 

    Ophardt, Marianne; Pinyuh, George; Maleike, Raymond Robert, 1935- (Pullman, Washington : Washington State University. Extension., 2002-03)
    Making the most of available water is a challenge in times of drought. Native plants and grasses survive the best. Authors discuss the relationship of soil, water, and air for plant health. Do you really know how to water ...
  • Why backyard fruit trees are not for everyone 

    Bush, Michael R. (Michael Robert), 1962-; Ophardt, Marianne (Pullman, Washington : Washington State University. Extension., 2014-04)
    Before planting an apple, pear, or cherry tree for its beauty and bounty, residents who live in Washington's major fruit-producing areas should consider the downside of planting fruit trees in their backyards. Insect pests ...
  • Winter Injury of Landscape Plants in the Pacific Northwest 

    Maleike, Raymond Robert, 1935-; Ophardt, Marianne; Collman, Sharon (Pullman, Washington : Washington State University. Extension., 1996-08)
    Explains how winter injury occurs. Symptoms to look for. How to help damaged plants. How to avoid winter injury when planting and caring for plants and trees. 4 pages.