Sweet Potato Plants - Beauregard The superb all-rounder, versatile and delicious! The Sweet Potato plant ‘Beauregard’, will produce great crops of medium-sized tubers with sweet, salmon-orange flesh. Simply pot and grow your sweet potato plants on in a frost-free environment until June. Then either re-pot or plant into a sunny spot in the garden and you’ll be harvesting your very own sweet potatoes this autumn! Beauregard is packed full of vitamins and iron, they can be boiled, steamed, baked, mashed or chipped - Delicious!