*Euphorbia rigida, Gopher plant, perennial, succulent This mounding evergreen grows to about two feet tall with a three-foot spread, and has attractive, narrow, pointed, blue-green, sharp leaves. It produces rounded clusters of papery chartreuse yellow flower bracts that appear at the end of each branch in early spring. The blooms
Powdery mildew is a common disease that appears as a dusty or powdery white or gray fungus. It is one of the oldest plant diseases on record. The fungus covers the surface of leaves, stems, flowers, fruits, and other plant parts of affected ornamentals. It grows only on living plant tissue and does
Texas root rot is a soil-borne disease caused by the fungus Phymatotrichum. The disease occurs most commonly in June through September and affects more than two thousand species of ornamental and native plants. It is one of the most common causes of death to landscape plants in the Southwest. The
Mistletoe is a flowering evergreen that grows as a parasite on a number of landscape plants in the Southwest desert. It has thick, green leaves that are oval in shape, and it grows up to two or more feet in diameter, producing small, sticky, whitish berries from October to December.
*Aloe ferox, Cape aloe, desert accent plant This common tree-type aloe is an impressive desert accent plant noted for its medicinal qualities and reaches heights of ten feet or more, with a three- to four-foot spread. It forms a dense clump of bluish-green, fleshy, succulent leaves. The foliage is pointed
The best time of year to prune roses is late January through February. Pruning is required to thin out the interior of the plant and help to encourage new growth and blooms. After roses bloom, prune the faded or spent blooms to encourage new flowers. Pruning is also needed to
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