The maintenance of plants in the urban landscape is, at times, demanding. The many challenges that imperil trees in the urban forest are numerous and increasing. Plant health care (PHC) requires education, experience and credible resources to make informed decisions [...]

A PHC technician with Joseph Tree Service delivers a liquid organic fertilizer containing mixed humates and biochar. Unless otherwise noted, photos courtesy of Zack Shier. If you go to a local landscape supply store and look on the fertilizer shelves, [...]

This product debuted at the new TCI Magazine Product Unboxing Ring at TCI EXPO in Indianapolis, Indiana, in November 2021. A closed-circuit hose system continually recirculates and agitates the mixture. Unless otherwise noted, photos by TCIA staff. For this review, [...]

Jumping worms are similar in size to other earthworms, such as nightcrawlers or some of the larger angle worms, but their clitellum (collar-like ring) and coloring are different. All photos by Angela Gupta, UMN Extension. Jumping worms (Amynthas spp.) are [...]

Photo 1: Mountain laurel growing in the understory thrive in shade. All photos courtesy of Rob Gorden. I’ve previously written about the need to systematically diagnose problems with trees. Yet, the art of developing good diagnostic skills is honed over [...]