Seed potatoes We sell our seed potatoes by the Kg so you can select exactly the amount you need. This gives you the opportunity to try a few new varieties. We have in stock the following varieties: 1st Earlies: Arran Pilot, Sharpes Express, Foremost, Pentland Javelin, Rocket, Swift, Homeguard and Lady Christl. 2nd Earlies: Kestrel, Wilja and Nicola. Salads: Charlotte, International Kidney and Pink Fir Apple. Maincrop: Cara and Maris Piper. These are all priced at £2.00 per Kg.