Artemisia absinthium Tall bush with dusty green feathery leaves wormwood is grown in cottage gardens as a beautiful backdrop to the more colourful flowers. Known as an effective wormer amongst its many medicinal qualities. Often grown just outside the pen so chickens can self medicate. Plant on surface of trays sparingly ( Wormwood needs light to germinate) & water till germination in 2-4 weeks. Transplant 70cm apart.