Coneflower, also known as echinacea, is a classic bloom that ... As you can tell, these full-sun perennials offer plenty of seeds, and harvesting them yourself is a gardening chore that should ...

"Most seed companies will be able to ... With many of the plants, such as echinacea, you can dig up the root ball, break it up, harvest what you need, and replant the rest. To dry the herbs ...