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General Gardening
General Gardening
Ornamental Grass Threatens Native Biodiversity
Ornamental grasses are increasingly popular in landscaping. One species being offered in nurseries and online is ribbongrass, or Phalaris arundinacea var. picta (‘Castor’, ‘Feesey’, ‘Strawberries and ...
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Ornamental Trees for Narrow Spaces (Home Garden Series)
Many types of deciduous trees and conifers can be used when designing a landscape with narrow spaces. This publication reviews the conditions and factors that should be considered when choosing trees ...
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Pest Control in Home Vegetable Gardens
Chart lists insecticides registered for use on vegetables in Washington State, by vegetable from Asparagus to Turnip. ...
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Pest Management Guide for Apples in Washington Home Orchards (Home Garden Series)
This publication is designed to help the home gardener recognize the most important insects, diseases, and vertebrate pests that affect their apple trees. It offers cultural management techniques that ...
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Pest Watch: Viburnum Leaf Beetle (Home Garden Series)
Viburnum leaf beetle (Pyrrhalta viburni) is an invasive pest from Europe that is spreading in Washington State. It can cause branch dieback and even death of Viburnum species, including native species ...
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Pesticide Ingredient: Acetic Acid/Vinegar (Home Garden Series)
This publication offers a short overview of Acetic Acid (also known as vinegar when it is used as a food product) and how it works as a pesticide ingredient. ...
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Pesticide Ingredient: Horticultural Oil (Home Garden Series)
Horticultural oils are manufactured from either petroleum or vegetable oils, to be used as a pesticide on plants. Regardless of the source, these oils kill eggs, larvae, and nymphs of insects and mit ...
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Pesticide Ingredient: Neonicotinoids
Are you concerned about how to manage insect pests while still protecting insect pollinators? Although many insecticides can kill or damage pollinators, new insecticides may offer better alternatives. ...
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Petiole Sap Nitrate-n Quick Test for Determining Nitrogen Status of Tomato
Nitrogen helps keep tomatoes healthy and productive—so how to know if they have gotten enough of it? Find out more here. ...
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