Artemisia or 'wormwood' are from the astereacae family. Artemisia fall into two catagories, herbs and shrubs. As shrubs artemisia are valued for the foliage, especially the silver forms. Artemisia schmidtiana 'Silver Mound' Nana is a low growing species suitable for use as a ground cover. Artemisia powis castle, artemisia vulgaris, artemisia tridentata, artemisia absinthium, artemisia ludoviciana, artemisia schmidtiana and artemisia arborescens are all popular species and cultivars. Nurseries, Mail Order Nurseries, Specialist Nurseries,Retail Nurseries, Wholesale Nurseries, Garden Centers, Plant Nurseries.