Fertilizers and Soils
Companies are increasingly substituting biodegradable plastics for regular plastics, given their environmental and socioeconomic benefits. The agricultural industry is no exception. Learn more...
Answers to Common Questions about Greenhouse Gases
Because climate change is one of the most urgent issues of our time, meaningful public discourse about it requires a basic understanding of the types of greenhouse gases (GHGs) involved, where they...
Designing an Edible Landscape in Idaho
$5 A successful edible landscape results from good planning, thoughtful design and regular maintenance. Edible yards can be eye-catching while expanding the capacity for home food production.
Growing Corkbark Fir and Subalpine Fir for Nursery Production
Explores the cultivation of corkbark fir and subalpine fir for use as landscape (corkbark fir only) or Christmas trees. Topics covered include site selection, seeding production, tree establishment...
Hardy Roses for Harsh Climates
Love roses but live in a cold, high-elevation Idaho location? Don't worry. You can still grow many beautiful kinds of the national flower. Stephen L. Love studied dozens of rose varieties for their...
Herbaceous Ornamentals: Annuals, Perennials, and Ornamental Grasses
How to obtain, plant and care for flowers, grasses and bulbs for the short-season garden. Includes detailed tables listing hardy annuals, perennials, bulbs and grasses suitable for short-season,...
How To Prune Coniferous Evergreen Trees
Evergreen shade trees are beautiful features in many Idaho cities and towns. Yet they can become ill or a hazard without regular care. This classic Extension bulletin provides helpful diagrams,...
Idaho Plant Quarantines and the Home Garden: Understanding the Laws
What farmers know but many home gardeners are just learning is that the shipping, sale and planting of some 70 food crop or nursery species in Idaho are governed by state quarantine laws overseen...
La Enfermedad “Slime Flux” de los Árboles
'Slime flux,' o madera húmeda bacteriana, comúnmente afecta a los siguientes árboles de Idaho-Álamo de Norteamérica (cottonwood), sauce, olmo, y Álamo. Aprenda los síntomas de 'slime flux,' los...
La Mancha de la Hoja del Álamo Temblón y del Álamo
Esta hoja de datos para los jardineros caseros cubre los síntomas, el ciclo de vida y las medidas de control para la mancha de hoja, una enfermedad común y ocasionalmente severa de los Álamos...
Landscaping with Native Plants
Cultivate healthier soils and more resilient plants on your Idaho property by using plants native to the Intermountain West in your landscape design. This extensive bulletin, with astute insights...
Landscaping with Native Plants
Cultivate healthier soils and more resilient plants on your Idaho property by using plants native to the Intermountain West in your landscape design. This extensive bulletin, with astute insights...
This fact sheet for home gardeners covers symptoms, life cycle and control measures for leaf spot, a common and occasionally serious disease of aspen and poplar trees caused by fungi in the genus...
Management of White Pine Weevil in Spruce
In the West the white pine weevil, Pissodes strobi , almost exclusively attacks spruce rather than pine trees. Of major concern to homeowners, nurseries and landscape businesses, the weevil causes...
Managing Salt-affected Soils for Crop Production
Salt accumulation in soil can reduce crop yields and destroy a soil’s structure if not managed effectively. In this 21-page publication, learn how to test for and evaluate the salts present in...
This two-page fact sheet for use in the field offers recommendations for growing onions in Idaho, with pointers or information on growth stages and development, planting, fertilization, irrigation,...
Ornamental Grasses for Idaho Landscapes
Ornamental grasses are becoming irreplaceable landscape elements in many parts of the United States and are increasingly popular in Idaho. This six-page publication lists the best grasses for...
Selecting, Planting, and Caring for Trees, Shrubs, and Vines
Because they come in a variety of sizes and shapes, woody plants (trees, shrubs and vines) are unique landscape elements that can provide scale and balance, soften a building's hard edges and/or...
If not caught early, slime flux (bacterial wetwood) create unsightly stains on and disagreeable odors around a number of Idaho trees, typically cottonwood, willow and elm. Worse, it can also kill...
Soil Fertility in Organic Systems: A Guide for Gardeners and Small Acreage Farmers
Managing soil fertility is challenging because it requires considerable focus — you must consistently pay attention to the source, timing, rate and placement of nutrient applications. This...
Maple syrup and brilliant fall colors; that's what sugar maples are best known for. With the right site choice and management, you too can grow sugar maples and reap the many benefits of this...
Trees for Southwestern Idaho Landscapes: Selection and Irrigation
To paraphrase a Chinese proverb, it's always a good time to plant a tree, but the dry southwestern Idaho climate might give you second thoughts. This bulletin will restore hope. Learn how to choose...
Watering Home Lawns and Landscapes
Wise water use saves homeowners money, enhances property values and supports a watershed. This publication details the liabilities of incorrect watering and the benefits of proper irrigation by...