Evaluating ‘Scientific’ Claims

Whenever I give talks to landscapers or gardening groups some of the most common questions that come up deal with various products promoted to provide ‘miracle’ results in the garden.  These are usually various soil amendments; fertilizer additives, bio-stimulants, mycorrhizae, and the like.  My initial reaction to these inquiries is, “What does your current basic … Continue reading Evaluating ‘Scientific’ Claims

Long term problems with Tree Gators?

So, Bert, you (and others) have done research on Tree Gator-type products and found them useful in providing water to newly planted trees and shrubs.  For those of you that haven’t seen supplemental irrigation products, they are heavy-duty plastic bags that zip up to create a sleeve around tree trunks and drip water from their … Continue reading Long term problems with Tree Gators?