![]() Cultivate your red maples properly and keep them protected from physical injury.Ĭontact sprays of cypermethrin and drenching the soil with imidacloprid can treat borer infestations in or around your tree. This grab bag of symptoms reduces a plant’s health and vitality, and could eventually lead to its death.īorer infestations tend to occur when a plant is stressed, which is prime time for borers to strike. rubrum.Ĭovering all of the available red maple cultivars is well beyond the scope of this guide, but here are a few especially notable ones:Īs borers feed, fed-upon plants will often exhibit foliar discoloration, premature leaf drop, bark cracking, and branch dieback. However, cultivars have been bred solely for displaying a brilliant red awesomeness in the fall, along with some other neat features that may not be found in a plain ol’ A. The standard species of red maple is nothing to sneeze at. If the fallen foliage is from a healthy tree that’s free of pests and diseases, feel free to shred the leaves for use as a mulch! Cultivars to Select ![]() ![]() rubrum also tends to lose its leaves in either September or October, so be sure to break out the rake or leaf blower around that time! Volunteer plants will sprout from self-sown seed throughout the spring and summer, so any time you notice seedlings emerging where they don’t belong, give ’em a good yank.Ī. For shoring up these weak links, broken-off branches and other wounded tissues can be pruned whenever you happen to see them. In addition to reducing aesthetics and promoting decay, damaged structures are prime entry points for pests and pathogens. rubrum is prone to damage from storms or mechanical impact, more so than the hardwood maples. rubrum, late summer or early fall pruning is better.įind more tips on pruning maple trees here. This is great for harvesting syrup, but less so for promoting vigorous springtime growth. It protects the roots, conserves soil moisture, and hides what would otherwise be grassless ground.įor the more involved tree-shaping sessions of pruning, you actually shouldn’t prune right before that springtime flush of growth like you would with other plants, because maple wounds bleed sap very profusely. rubrum trees.Īdding three to four inches of mulch beneath the canopy solves many of these issues. These exposed roots, combined with the shade cast by the canopy, make it pretty tough to grow aesthetic turf beneath A. Oftentimes, the surfacemost roots will protrude out of the soil, leaving them vulnerable to structural damage. One thing that’s important to know about maples is how shallow their root systems are. ![]()
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