Collins are scorching. Cranshaw recommends treating in April, Leatherman in mid August. If problem is minor, the pitch masses can be picked off. Greeley has bad problem. Scale tend to dislike sun, so pruning to open crown can help some.
Nothing beats good detection and sanitation.
Also moving into spring snow crab has to do with flower timing. Updates on growth available email him for a copy. Black cherry, shumard, chinkapin and Northway red maples looked good. Scott Grimes also reported their pecans and bald cypress totally defoliated early on, then leafed back out and now look great. Tim reported that this year s CTC STEP sites are Mesa State College, and the cities of Grand Junction, Greeley, Sterling and Longmont.