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Showing 1 - 8 of 8 results.

Christmas Tree Nutrient Management Guide for Western Oregon and Washington

A comprehensive guide to fertilization and nutrient management in Christmas tree fields. Discusses tree nutrient use at various stages in the crop cycle and explains how to use soil and tissue testing to determine fertilizer ...

Brad Withrow-Robinson, Chal Landgren, Michael Bondi | Sep 2009 | OSU Extension Catalog

Nitrogen Fertilizer: Where Does it Go?

Most Christmas tree growers fertilize with nitrogen (N) intending to improve tree color, growth, and ultimately value. Where does the fertilizer go after application? How much is actually taken up by the trees, stored in the ...

Chal Landgren, Michael Bondi, Steve Webster, Rick Fletcher | Jul 1994 | Article

Noble fir seedling survival strategies

Applied research to increase survival of noble fir Christmas tree seedlings during drought years, North Willamette Research and Extension Center.

Judy Kowalski, Chal Landgren | Jan 2020 | Article

Growing Christmas Trees in the Pacific Northwest

A guide for the prospective and novice Christmas tree grower. Includes how to evaluate risk and potential for return. Discusses the tree growing cycle, tasks and time requirements, pertinent laws and regulations, and costs, ...

Chal Landgren, Michael Bondi | Jun 2003 | OSU Extension Catalog

Fragrant sweet peas please the gardener more than the bee

Sweet peas have transplanted well to all parts of the world, especially throughout Oregon.

Apr 13, 2012 | News Story

Pollinators

Research on Garden Bees At least 213 bee species have been collected from a garden. Urban areas often have more bee species than natural or agriculture areas. In urban areas, gardens promote bee abundance and diversity. Gardens...

Gail Langellotto | Jan 2019 | Article

12 plants to entice pollinators to your garden

Consider adding some flower power to your landscape to bring in the buzz of pollinators to your garden.

May 9, 2014 | News Story

Creating wildlife habitat in your landscape

Want to be a good neighbor to local wildlife? Check out these tips from a conservation specialist to take your "naturescaping" game to the next level!

Rose Clarke, Jon Wagner | May 2019 | Article