1. I will be having some new trees planted by my handyman and he told me to buy root stimulator with vitamin B1 to improve rooting. Is this a necessary expense? not rated Published: November 16, 2008
2. Are Katusura trees suitable to grow in Colorado Springs? not rated Published: October 28, 2008
3. Are Canadian Hemlock (Tsuga canadensis) trees suitable for Colorado? not rated Published: October 28, 2008
4. Are pin oaks recommended for Colorado? not rated Published: October 28, 2008
5. I think I read that Russian olive trees cannot be sold by nurseries in Colorado now. Is that true? What are the main reasons why these trees are not good in Colorado? Published: October 01, 2008
6. Piling mulch up against the trunks of trees and shrubs helps to keep them cozy warm all winter long. not rated Published: September 25, 2008
7. Small spider-like insects with long legs congregate on the trunks of my trees and sometimes form long lines of one insect following another - what are they? Published: September 15, 2008
8. When should I prune my Bradford pears and purple leaf plums? not rated Published: September 14, 2008
9. What causes a dogwood not to bloom? These trees were transplanted from the woods 4 years ago and are actively growing, healthy, and are over 6 feet tall. None of the 5 trees that were transplanted have yet bloomed. not rated Published: September 14, 2008
10. Can anything be done to save trees that have been planted too deeply? not rated Published: September 14, 2008
11. Why do dogwood leaves look off-color, scorched, and unhealthy in summer? not rated Published: September 05, 2008
12. Since moving from Texas to Ohio, I have been missing my crape myrtle trees. I had heard that Texas A&M was developing a variety that was more cold tolerant. Is there a variety that will survive in Ohio? not rated Published: May 16, 2008
13. Can I use herbicide to control root suckers on my crabapple tree? not rated Published: May 15, 2008
14. I live approximately 10 miles from the ocean in Texas. My magnolia tree has yellowed leaves year-round; what can I do to make the leaves turn dark green? not rated Published: May 15, 2008
15. Which pear tree would be best in my back yard: Aristocrat or Bradford? Also, is it true that pear trees are an invasive species in Colorado? Published: May 15, 2008

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