How to Maintain Moonshine Yarrow. Yarrow (Achillea spp.) is a valuable perennial for the sunny garden and hardy in Sunset’s Climate Zones A1 to A3, 1 to 24, 26 and 28 to 45. Yarrow continuously ...

The Moonshine yarrow is one of the easiest plants to grow in Inland Empire gardens in areas of full sun and when sustained with low amounts of summer water. The chart shown below provides a recommended baseline guide to the monthly irrigation schedule and

Moonshine Yarrow (Achillea Moonshine) is an outstanding perennial plant with silver-gray foliage and lemon-yellow flat-topped flowers that cover the plant all summer. This is a well-behaved variety, meaning it won't reseed and spread.