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.
Showy Milkweed (Asclepias Speciosa) - Showy Milkweed is a perennial plant that can be easily established by sowing Milkweed seeds. It has up to 36 inch stems and large gray-green oval leaves that can be 5 inches in length.Asclepias Speciosa flowers form on top of the stems and are rounded clusters of rosy-pink flowers.howy Milkweed (Asclepias Speciosa) - Showy Milkweed is a perennial plant that can be easily established by sowing Milkweed seeds. It has up to 36 inch stems and large gray-green oval leaves that can be 5 inches in length.