If you have previously taken advantage of our outstanding potato growing bag offer, then why not buy the seed potatoes at the special price of £5.98 & re-use your bags to grow new potatoes this season. Refill pack contains 5 tubers each of: Potato Swift & Potato Charlotte. Tuber size 35/45mm. Delivery January to February. Potato varieties are: Swift, first early variety, producing heavy crops of round, smooth, white-fleshed baby new potatoes. Charlotte, Which? Best Buy award winner with firm creamy flesh & waxy, yellow skin. This popular second early variety makes an excellent salad potato; delicious eaten hot or cold.