Green is sort of a mild color. Many shades of light green are used to have a soothing effect on patients. But green has other uses as well. Trees, grass, holidays, and other plants are green or are signified by green. But what can you use green baseball caps for? Many things of course, many teams use green as their colors. What you do with green caps is up to you but here are a few ideas to get you started. Just remember, the sky, well maybe in this case, the tree's the limit. Many landscapers can use green baseball caps as part of the uniform. Tree services, farmers, and nursery workers can wear green hats as part of the uniform. It just makes a good fit, since the leaves, grass and many plants are green. Many vegetable are green as well. You can use green to be a money cap as well. Obviously money is green. You could money hats if that is part of the business you are in. Legitimate business, that is. Bankers, brokers, and many other business professionals handle large sums of cash. Seems like a fun thing to do with caps.