Summary: 1  Rubbing alcohol (isopropyl alcohol) is the worldâs most commonly used skin antiseptic. 2  Rubbing alcohol is made from coal gas and water. In the United States, manufacturers also use a sulfuric acid in the manufacturing process, and tiny amounts of sulfuric acid remain in the finished product.
Frost Tender or Heat Tender. The basic definition of a tender plant is a perennial plant that will not survive the winter outdoors because it is sensitive to frost, but some plants are also labeled as heat tender.ost plants classified as tender do not thrive in cold temperatures, while those classified as hardy can survive wintry conditions, although the lowest temperature these plants can handle varies from plant to plant.
Rosemary (Rosmarinus officinalis) is a native of the Mediterranean region and is a tender perennial in the northern part of the US. In native lands it can grow to six feet tall. We usually have at least two rosemarys in the garden, one upright variety and one prostrate. List of Tender Perennials. OK, here is my last list of herbs, tender perennials. Let me know if I forgot any favorites. It just works out that in botanical names, lemon verbena is first on my list. For you ladies and gentlemen in the southern climates, these would all be perennials for you.