Shopping for a water softener: 1  Salt-based units need to have the salt replenished on a regular basis, usually at a cost of anywhere from $2-$15 a month depending on the cost of the salt ($3-$8 per 40-pound bag) and the amount of salt used by your system.
Milkweed is the common name for perennial, herbaceous plants of genus Asclepias, family Asclepiadaceae (from Greek physician Asclepius). One hundred species occur worldwide; 13 are native to Canada.
Plant Type: Milkweed plants are herbaceous perennials. Characteristics: Common milkweed plants are tall (3 feet), thin, summer-bloomers. The flower cluster forms a globe atop the plant's rigid stem. The flowers come in various shades of pink, and they are fragrant flowers. Leaves are broad-oblong and light green.