This is the metadata section. Skip to content viewer section. Asclepias syriaca L. (common milkweed) is known to contain sufficient amounts of cardiac glycosides, which are known to be toxic to humans ...

Many environmental factors, including loss of habitat and ecological changes, mean monarch butterflies still need our help, and we can start by growing milkweed outside to feed monarchs that we ...

Each year the National Garden Bureau chooses plants of the year. I always look forward to which plants they pick and learning ...

The use of pesticides and the loss of habitat and food sources are the main culprits. As the sole plant that hosts and feeds monarch caterpillars, milkweed (Asclepias species) is key to their ...