that's the longest i have. >> reporter: it's good clean fun. there's no doping, injecting or cheating in the world of competitive vegetable growing. >> tell me how you could cheat? you could kind of hollow out the beet root and put ball bearings inside or something. clearly, he thinks i'm ribbing. i'll show him. but peter doesn't care about apples, onions are his true passion. >> and this is this year. >> reporter: these a three-time world heavy onion champion. so three years. >> it's not the world record. that's what i'm still after. >> reporter: he's still hungry. maybe next year. as long as there is not a sliver schiefferle dry spell.