by James Kadlubar | Dec 18, 2020 | Plant Health Care
An Introduction to Horticultural Oils Dormant and horticultural oils are effective against exposed tree insect eggs, larvae, pupae, and adults. Dormant oils are sprayed on trees in the winter before their buds open in the spring. In Denver, these oils can be used in...
by James Kadlubar | Sep 24, 2020 | Plant Health Care, Tree Insect Control
The best time to check for Mountain Pine Beetle (MPB) infestation is in winter. Check for “pitch tubes” on the trunks of your trees. The tree forms these tubes in its attempt to flush out the intrusive beetles. If you see some, use a hatchet to cut off a...
by James Kadlubar | Sep 14, 2020 | Plant Health Care
Keeping It Green Ross Tree offers a Plant Health Care (PHC) service that takes a holistic and comprehensive approach to tree, shrub, and lawn care. In contrast, most tree companies just service trees and sometimes shrubs. We keep all the woody plants and turf in a...
by James Kadlubar | Jun 3, 2020 | Plant Health Care, Tree Health Care, Tree Insect Control
The Control of Japanese Beetles You know it is summer in Denver when we start handpicking Japanese Beetles (Popillia japonica) off plants in our yards. By midsummer, these voracious eaters overwhelm many neighborhoods frustrating homeowners and gardeners to no end....
by James Kadlubar | May 11, 2020 | Plant Health Care, Tree Health Care, tree pruning, Tree Removal
Denver’s Polar Plunges The Denver area is known for its polar plunges that freeze damage trees. The plunges usually happen in the fall but also occur in late spring. The Denver area experienced plunges in October in both 2018 and 2019. It is sunny and warm; then...
