Their branches form a more narrow canopy than what you might see in a pecan or oak tree. A cedar elm's leaves are about 1-2.5 inches long, and the leaves can turn gold to orange-red in the fall.

The fungus that causes pecan scab attacks young leaves in the spring and then shucks throughout the summer. Without treatment, infections can defoliate the tree and nut shuck infections can reduce ...

Q. I have a large pecan tree in my small backyard. Are the leaves good mulch for the grass? What about for the flower beds? A. Don't use the leaves as mulch on the grass unless you mulch-mow them ...

Compound-leaf trees like the pecan have multiple leaves arrayed around a shared stalk. In both cases, the stalks are attached to twigs. The margins of the leaves are either lobed or toothed.

Phylloxera galls on pecan tree leaves are harmless. May 10, 2018 May 10, 2018 Updated Sep 26, 2018 ... They'll knock some of the leaves off, but the tree will move on just fine.

Pinnately compound leaves are common in North America as exampled by the abundance of walnut, pecan, and ash trees in the United States, all of which have pinnately compound leaves.

Pecan leaf phylloxera, Phylloxera notabilis, is a tiny aphid-like insect that feeds on foliage of pecan trees. You can only see the insects under a microscope because they are so tiny.

DEAR NEIL: I have a large pecan tree that is dropping leaves. Many of them have swollen growths on their blades. What are those, and how can I stop them ...

Use clean soil to form a cone-shaped pile 6 to 8 inches high around the trunk. You will remove the soil back to the original grade in late March or early April.

Walnut caterpillars, furry little creatures that can make a meal out of a nice leaf, have been stripping bare mature pecan trees in some Fort Bend County hot spots. The communities hardest hit ...

Neil Sperry: gray leaf spot, petunias, shade trees, trimming a pecan tree, cutting tree roots, By Neil Sperry , For the Express-News Updated June 21, 2013 11:52 a.m. Gray leaf spot on St ...