Stormwater runoff from impervious surfaces has been routed directly to streams through stormwater pipes and ditches with little infiltration or treatment.
The choices go beyond traditional poinsettias and amaryllis. Colorful African violets, gloxinia, cyclamen, orchids, ornamental peppers and Christmas cactus are blooming and readily available.
There are some dwarf and miniature varieties of vegetables, such as Thumbelina carrots or other baby vegetables that work particularly well in small confines.
Check winter houseplants for brown leaf tips, wilting, dropping of lower leaves and little or no new growth - all signs that your plant may be in trouble.