Some plants don’t grow well in rock, and roses are one of them. Nearly all landscape plants in the rose family like soil improvement and a moist environment when planted in desert soils.
Bob Morris
![Bob Morris](https://www.reviewjournal.com/wp-content/uploads/2017/04/bob_morris_980x550_040417eb_001.jpg?w=900&h=550&crop=1)
Bob Morris is a horticulture expert living in Las Vegas and professor emeritus for the University of Nevada. Visit his blog at xtremehorticulture.blogspot.com. Send questions to Extremehort@aol.com.
Be careful when putting cactuses on an automatic water or irrigation timer. They are watered so infrequently that it sometimes makes sense to water these plants manually with a hose rather than automating the task.
The active ingredient in Roundup and KnockOut is glyphosate. This active ingredient alone doesn’t produce any results for four to seven days after it is sprayed.
Some plants grow suckers at the base of the plant and others produce suckers, or new growth, a distance away from the plant. So far, the only practical way to eliminate them is to slice the roots and remove these plants, roots and all.
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