1.A military campaign denotes the time during which a given military force conducts combat operations in a given area (often referred to as AO, area of operation). A military campaign may be executed by either a single Armed Service, or as a combined services campaign conducted by land, naval, air, cyber and space forces.
Facts. 1  Tall marigolds are sometimes labeled African marigolds, and the dwarf kinds are often called French marigolds. 2  Tall marigolds (Tagetes erecta) grow anywhere from 15 inches to 4 feet tall with blooms that can reach up to 5 inches across.
Desert marigold (Baileya multiradiata Harvey & Gray ex Gray) is also called showy desert marigold, paper daisy and desert baileya. The plant grows as a perennial or biennial and reaches a height of 12 to 18 inches. Both the petals and the central disk are yellow, and the flowers bloom from March through November. Leaves are gray and wooly and grow on the bottom half of the plant. Desert marigold is found in the flat desert areas of Arizona, California, Nevada, New Mexico, Texas and Utah. Plant in partial shade and a dry soil.