Retired professor of math and computer science having taught for 36 years at a state supported university in Virginia. United States Senators serve a term of six years in office. There is no limit on how many terms a Senator can be elected to serve.
Herbaceous perennials are garden plants that die back to the soil line when winter temperatures arrive. The plants enter a dormant period and strengthen the root system while waiting for the coming of spring.
Photo: Â© Marie Iannotti. Definition: When a plant is called herbaceous, it means that the stems are soft or succulent and green, as opposed to brown and woody. Generally soft, green, herbaceous growth will die back to the ground in cold, winter climates.