Kentucky bluegrass (Poa pratensis L.) is a widely used turfgrass in many temperate-climate areas of the United States and around the world.
It is popular because it is an adaptable, longlived perennial that forms a medium-textured, dark green turf with good leaf density and
aggressive sod-forming rhizomes.
Rough bluegrass (Poa trivialis L.), also known as roughstalk bluegrass, is commonly used in the southern United States to overseed golf course greens, fairways, and landscape areas in the winter. Warm-season grasses go dormant and turn brown during the cool season, and rough bluegrass generally is mixed with ryegrass to...
Soil testing and plant analysis aid commercial growers, gardeners, and homeowners in making decisions about fertilizing or applying soil amendments. This fertilizer guide lists a variety of laboratories serving Oregon, and provides specific information about laboratory services.
Discusses nutrient management and fertilizer recommendations for lime, nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, chloride, and micronutrients on annual ryegrass grown for seed. Includes discussion of research and explanation of nutrient management recommendations.
Rhododendrons and blueberries are popular
plants in home gardens in western Oregon and
Washington. Both are easy to grow in most
gardens, but problems with growth can occur if
the soil is not sufficiently acidic. Even in the
naturally acidic soil west of the Cascade Mountains,
soil often is not...
Plants need an adequate level of nutrients to thrive. This publication will help you ensure that your plants receive ample
levels of all nutrients for optimum yield, quality, and aesthetic value.
Soft white winter wheat is grown in western Oregon and requires a spring application of nitrogen (N) fertilizer for optimum production. Determining the amount of N to apply has been a challenge for growers. Wheat obtains N from two sources: soil and fertilizer. Both available and mineralizable N can be...