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.
Tropical Milkweed (also known as Bloodflower and/or Mexican Milkweed) (Asclepias curassavica) A South American native, Tropical Milkweed grows 30-36 high and produces clusters of bright yellow or yellow-orange bi-colored flowers (sorry, no choice of flower color). Highly utilized by Monarch butterflies for egg-laying.