- Author: Pamela Kan-Rice
While spring may not be the best time to plant shade trees, many people are inspired to plant trees as part of Earth Day and Arbor Day celebrations. Millions of trees are planted every year in America and many of them perish after planting, according to James Downer, University of California Cooperative Extension horticulture and plant pathology advisor.
“Tree planting campaigns, while well intentioned, may not consider all the realities of bringing young trees into landscapes and caring for them over decades,” Downer said. “Increasingly, city budgets for tree care are being cut back and planting budgets are non-existent in many cities. Tree planting...
- Author: Jeannette E. Warnert
Gardeners who follow conventional wisdom and nursery recommendations to mix organic amendments into the soil when planting new trees or perennials in their landscapes are making a mistake, according to UC Cooperative Extension environmental horticulture experts.
“This is one of the garden myths that I'm trying to dispel,” said Jim Downer, UCCE environmental horticulture advisor in Ventura County. “We recommend residents not amend the soil when they are planting based on outcomes we have observed in research.”
Downer and Ben Faber, UCCE advisor for...