Synonyms: Wild Marigold An annual or perennial; daisy-like flowers are single and yellow, 1-2 inches across; blooms for most of the season. poisonous to livestock (sheep, not cows). Found across UT to southern CA, TX and northern Mexico. Found in native low deserts such as the eastern Mojave, sandy or rocky soils, plains and mesas. Very drought-tolerant. Grows best in full sun and well-drained soils outside of desert areas, does not tolerate combination of heat and humidity. Grow as an annual outside of desert areas.