Indoors upstairs rooms are usually warmer and dryer while bathrooms and kitchens tend to have high humidity. Warm season crops are killed by low temperatures and cannot be planted until the last danger of frost has passed. Frost hardy plants will survive cold winter temperatures. Tender plants cannot tolerate freezing temperatures. African violets, ferns Sandy soil mixtures are needed by plants that grow best with good drainage.
Xerophytes are plants that prefer arid conditions and require little or no irrigation.
Hydrophytes are plants that prefer wet conditions Mesophytes are plants that have moderate water requirements. The botanical system is based on the hypothesis that plants evolved from a single, less complex organism and that all plants are more or less distantly related. Plants are usually grouped by their vegetative and reproductive structures. The Flowering Plants are divided into two major classes - the monocots and the dicots . Monocots are usually non-woody plants that have a short stem and leaves arranged in a rosette.