Macleaya cordata 'Plume Poppy'
This is a much sought after, gorgeous perennial that has very attractive grey-green foliage with scalloped edges. The flower stems are very tall with tiny frothy buff-coloured flowers. Multiplies slowly by underground runners. Not invasive! Sun with some moisture or semi-shade. Also does well in dappled all-day shade. Winter dormant. 1.5m x 2m approx (over time).