Achillea filipendulina ‘Cloth of Gold’ this is one of the tallest varieties, with flat, plate-like heads of deep yellow flowers held high on tall stems, with ferny foliage beneath. This achillea is long-lasting, and drought-tolerant, but needs a lot of space to spread out. Full sun. height & Spread 1.2m x 45cm. Good for bees and butterflies.