Sharpe’s Express is a very popular heritage variety of seed potato. It has a long oval shape with smooth skin, bright white flesh, shallow eyes and superb flavour. Good resistance to common scab has helped make Sharpe’s Express a favourite amongst home potato growers for many years. Cooking: Use for Boiling, Chipping, Roasting. When to Plant & Harvest: Early planting in Feb-March for a May harvest. Plant in April for a June-July harvest.