1. Where is information found on plant growing zones in Colorado? Published: November 18, 2009
2. Will grafting a Japanese Plum 'Friar' onto European Plum 'Green Gage' improve the survivability of the Japanese plum? Published: November 17, 2009
3. What's wrong with a small Colorado Blue Spruce that's losing needles from the bottom up and mottled with yellow needles here and there? I live in Minnesota. Published: November 17, 2009
4. I am looking for educational information and photos of berry producing bushes/trees native to Colorado- varieties, edible, poisonous. Published: November 17, 2009
5. Just what are `Plant Select' plants? Published: November 05, 2009
6. What is the current turn-around-time for a soil test submitted to the Colorado State University Soil Lab? Published: November 05, 2009
7. I was told not to eat vegetables that had been sprayed with a systemic insecticide not labeled for use on vegetables? Why? Published: November 04, 2009
8. Several nurseries in the Denver area are selling Scotch broom, which is labeled a Class B Noxious Weed in at least three U.S. states and Canada; isn't it illegal to propagate an invasive weed? Published: November 02, 2009
9. Clarify whether sweet marjoram and savory are perennials or annuals in Colorado climate? Published: November 02, 2009
10. What sort of gardens can I grow in Colorado? Published: November 02, 2009
11. Are pheromone traps or other non-chemical methods available to control Colorado potato beetles in a garden? Published: November 02, 2009
12. Is European elm scale harmful to my American elm? Published: October 21, 2009
13. With Denver's high elevation and cold winter temperatures, can I grow cactus outside? Published: October 21, 2009
14. We want to put down sod but the soil here in Colorado is mostly clay. Should we wait until we add amendments such as peat, bone meal, gypsum and steer? Published: October 21, 2009
15. Can you recommend hedge roses that would survive winters in Colorado? Care information would be helpful. Published: October 21, 2009
16. What is the best way to amend soil that will be irrigated with well water? I live in Colorado and would like to do some gardening. Published: October 21, 2009
17. What causes the white, powdery substance in my backyard soil each spring? Published: October 20, 2009
18. What are some suggestions for controlling garden slugs in Colorado? Published: October 20, 2009
19. Is it possible to grow ornamental peanuts for ground cover in Monument, CO? Published: October 20, 2009
20. We live in Colorado and have a 50 year old black walnut that has dying limbs near the top. We live near the center of the "thousand cankers" outbreak near Boulder, Colorado. Is there anything that can be done for this tree? Published: October 20, 2009
21. I've heard ornamental grasses are low maintenance and can add a dramatic effect in a landscape. What are the recommended varieties for Colorado? Published: October 20, 2009
22. I have several questions about Colorado's water supply, what percentage of Colorado's water supply is used for landscape irrigation? Published: October 20, 2009
23. How can I stop squirrels from eating the bark and fruit off my trees? Published: October 09, 2009
24. How does corn gluten meal work to control unwanted weeds and grasses? Does it prevent germination or create another effect? What is the time frame for using this control? Published: September 22, 2009
25. What is killing the red bay trees? Published: September 21, 2009
26. When I prune my tree, should I paint or otherwise treat pruning cuts? Published: August 26, 2009
27. How do I rid a lawn of moles? Published: August 26, 2009
28. I was thinking about putting moth balls on my vegetable garden to keep the squirrels and rabbits out. Is this a good idea and will the produce be safe to eat? Published: August 26, 2009
29. I have moss growing in my lawn and I have been told I can add lime and kill it. Is that true? Published: August 26, 2009
30. 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? Published: August 26, 2009

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