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Lack of water causes established trees to die back

Q: Around town and in my neighborhood, many midlife trees are dying. In beautiful large trees, there are dead branches and sometimes just a fully dead tree. Some trees are planted in gravel and some in a yard. Do you notice that also?

Aphids are a huge problem because they reproduce rapidly

Q: I have a small crape myrtle tree with leaves that were constantly wet this year. The ground and plants underneath were always wet. Now that the leaves are gone. I can see the branches are also wet. Another tree I have is perfectly dry and normal. What’s causing this and how can I correct it?

Some trees will grow back after being cut near to ground

I have fruit tree pruning classes at 1 p.m. Fridays and 9 a.m. Saturdays during the month of December at Ahern Orchard in downtown Las Vegas. Class size is limited so you must enroll on Eventbrite or contact me.

Best to apply pest control for trees is winter

The most effective pest control measures for fruit, shade or ornamental trees during 2019 will be applied this December and January. Many gardeners consider the application of oils as an “organic” method of controlling future pests. In the purest sense, it is not organic. But applications of oils during the winter reduce the need for “hard pesticides” later.

Most fruit trees are pruned during winter months

The time of pruning varies with the fruit tree but generally most fruit trees are pruned during the winter months, beginning at leaf drop. When you have a lot of fruit trees, pruning may start early and not end until after flowering has started in spring.

As desert plant, acacia trees are opportunists with water

Q: My young acacia tree has abundant growth but only on the top half of the branches. Each of these branches is losing many leaves halfway up the branch. There is a lot of growth at the top of the tree but not much below. Am I watering too much or too little? I water every five days during the summer.

Both warm-, cool-season grasses grow in Las Vegas

My class on creating a desert orchard will be held in November for four Saturday afternoon sessions. It begins Nov. 3. You can sign up for it on Eventbrite or contact me and I can arrange it for you.

Terminology sows confusion about small fruit trees

Q: I am interested in planting a fruit tree in my yard. After reading your blog, I was thinking of a fig tree, but I have been told that they can get very large. I wanted it to stay under 8 feet tall and not be difficult to grow. When should I plant it and where?

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