'Wildflower' (Grimo 94) is a heartnut from Ernie Grimo's breeding project of over 150 trees at Grimo Nut Nursery, Niagara-on-the-Lake, Ontario. Medium-sized nuts have a smooth inner cavity, and the kernel releases freely in one piece, averaging about 30% kernel. Its female flowers are receptive before it sheds pollen (protogynous). Rated for zones 6 to 8.