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.
The most well-known marigold colors are bright orange or yellow, though this plant is also available with more subtle apricot, yellow or cream blooms. Marigolds make long-lasting cut flowers and are hardy enough to withstand mass plantings in public spots like parking lots or along streets.