Artemisia Tilesii, or more commonly know as Tilesius' Wormwood, is a subshrub forb/herb with green foliage and yellow flowers of the genus Artemisia. It has a moderate growth rate and a height of 36 feet at maturity. Its duration is perennial which means it will grow year after year. Artemisia Tilesii or Tilesius' Wormwood's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Idaho, Montana, Nevada, Oregon and Washington.
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