Grow & Cook Your Own Potatoes Fresh From The Vegetable Patch First Earlies: If planted in Autumn they will be ready to harvest within 10-12 weeks. Also has a good all-round tolerance to diseases to Common Scab & Blackleg. a waxy type potato, great for boiling & for salads. This favoured first early variety of potato will provide you with a hefty crop of short white skinned Potatoes with a pure white tasty flesh.