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Coffee grounds and soil trial

Popular gardening advice touts the benefits of coffee grounds for acid loving plants, as a slug repellant and soul amendment. Little research based information is available to back up many of these claims. From November 2008 to...

Jun 2009 | Article

Bareroot Shade, Flowering, and Fruit Trees (Willamette Valley) Fertilizer Guide

This guide can serve as a starting point for development of nutrient management guidelines for Oregon growers. Recommendations in this guide are based on research performed in the Willamette Valley with other cropping systems and ...

Dan Sullivan | Oct 2010 | OSU Extension Catalog

Growing Tree Fruits Successfully

Selecting and preparing the site and soil, irrigation, rootstocks and varieties, planting, pruning and thinning fruit, pest management, and maintenance schedule.

Jun 2018 | Presentation

Fertilizing fruit trees

Fruit trees like apples, pears and prunes generally need fertilizer. Learn how to match your orchard's needs with the macronutrients the soil can provide.

Steve Renquist | May 2018 | Article

Would my garden benefit from a java jolt?

Q: We hear about adding coffee grounds to garden soil. What are the benefits?

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Fruit recommendations for Central Oregon

Q: Could you offer some proven winners that have succeeded in Bend's climate/conditions? These could be fruit trees, fruiting vines, hardy plants, or shrubs. Any named varieties that have been particularly successful? Edibility is a ...

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Cherry tree grafting, how and when?

Q: The top (grafted part) of our dwarf cherry tree died. We have other cherry trees and would like to graft a new top on it. What is the best type of graft to make?

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Can a pluot pollinator be plum or apricot?

Q: I have a Flavor Supreme pluot. The year before last it had a lot of fruit. I do not have a pollinator for it, but the neighbor's have a plum. Last year it had only a few fruits. I want to get a pollinator. ...

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Planting and caring for a fruit tree

Planting a new fruit tree? Dig a big hole, wait to apply fertilizer and keep an eye on pests. Here are more quick tips for taking care of your transplanted tree.

Steve Renquist | May 2015 | Article

What is the best driveway grass?

Q: I am installing a permeable driveway (Unilock Turfstone) at my house in Portland. I read your article on best types of grass mixes in Oregon. But what about driveway grass? Ideally I would like a grass with low maintenance,...

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