![]() Rangeīebbia is widespread in the arid and semiarid habitats of our region. Flowering is almost year round, most heavily following rains. The cylindrical, yellow flower heads are composed only of disk flowers. The threadlike leaves are absent most of the year the pencil-lead-thin stems are green and photosynthetic. Name for rushes) Chuckwalla's delight (Bebbia juncea)īebbia is an intricately-branched shrub to about 4 feet (1.2 m) tall and wide. Bahia�s range extendsĮnglish names: chuckwalla�s delight, sweetbush ![]() Slightly smaller than are those of desert marigold. Bahia leaves are less woolly and the flowers Is more sparsely distributed its stems arise from perennial underground (which has no vernacular name except its genus name). On hard soils such as caliche,ĭesert marigold is replaced by the somewhat similar Bahia absinthifolia It blooms in any season after a moderate rain. This is perhaps our most consistent showy roadside wildflower It is one of the most common wildflowers, often abundant on disturbed soils such as road shoulders. Desert marigold (Baileya multinadiata)ĭesert marigold grows mostly on bajadas and in valleys throughout the northern Sonoran, southern Mohave, and northern Chihuahuan deserts. The flat 1 inch (2.5 cm) daisies are bright yellow. Flower heads perch well above the foliage onġ foot long (30 cm) stems. Other plants called �broom� are in the legume familyĭesert marigold is an annual or short-lived perennial with white-wooly leaves forming a dense mound about 6 to 8 inches (15-20 cm) in diameter. glutinosa) commonly forms dense thicketsĪlong waterways. Sergiloides, escoba amarga) grows in permanently wet soils. There are several other species of Baccharis. ![]() The resinous leaves and stems are rarely eaten, except by jackrabbits during droughts when little else is available. Such redeeming value can be found in some of the worst weeds. Several layers of tip branches provide 50-75% shade the twigs slowly disintegrate over several months and the sheltered plant gradually becomes acclimated to full desert sun. Have another horticultural use: desert broom branches create ideal shade to protect newly planted cacti and other plants from sunburn. Grow male plants (offered by some nurseries), if you wish to prevent unwanted volunteers. Because it flowers in autumn, it�s a good plant for extending the season of a butterfly The flowers attract hordes of butterflies and other insects. As the vernacular names suggest, the thin terminal twigs can be bundled together at the end of a pole to make a broom. Desert gardeners may dislike desert broom for its aggressively invasive nature, but it can be useful. Like many pioneer plants, it is rather short-lived, lasting only perhaps a couple of decades. Therefore it is often abundant in washes, roadsides, and abandoned plowed fields. Notesĭesert broom is a pioneer plant that is efficient at colonizing newly-disturbed soil. Desert broom (Baccharis sarothroides) male plantĭesert broom grows in desert, desert grassland, and chaparral from 1000 to 5000 feet (300-7500 m) elevation in Arizona, California, Sonora, and Baja California. Produced by the female plants in such abundance that the plants and nearby ground appear to be snow-covered. The plants are dioecious (that is, each individual plant bears only �male�or �female� flowers) and blooms in the fall. The many fine twigs are green the tiny, linear leaves are deciduous during dry periods. Other Representative Genera in the Composite Family Baccharis sarothroidesĭesert broom is a vertical, evergreen, densely-branched shrub usually 3 toġ0 feet (3 m).
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