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.
Dahlias are tender perennials in zones 8 and lower. Perennials are plants that live for three years or longer, categorized as either woody perennials or herbaceous perennials. The above-ground parts of herbaceous perennials' typically die down to ground level over winter.Of these herbaceous perennials, hardy plants are those most likely to survive the winter.Tender perennials are the plants least likely to survive the winter, and half-hardy perennials survive better than tender perennials but not as well as hardy perennials.f these herbaceous perennials, hardy plants are those most likely to survive the winter. Tender perennials are the plants least likely to survive the winter, and half-hardy perennials survive better than tender perennials but not as well as hardy perennials.