Members of the Safe Leaf Society sent pre-rolled joints for testing and found higher microbial levels than allowed and less ...

These models, which also meet performance standards, are identified with a green leaf icon. To earn a leaf, products must attain a Green Choice score in the top 20 percent of those evaluated.

With tiny leaf-like fronds, and the smallest flower ... while sustainably generating various valuable green products. With the collaborative efforts of DHbRC researchers, ambitions for the little ...