Home / Field Notes/ Apples And Crabapples/ Winter Winter field notes Cold Hardy Apples and Crabapples: Winter Field Notes Browse more notes Field note here’s our larger Siberian crab apple rootstocks for spring grafting Oak Summit Nursery · Southern Manitoba here’s our larger Siberian crab apple rootstocks for spring grafting. these were direct seeded last year. #rootstock More from the nursery More Apples And Crabapples See all notes started the winter garden Read field note → apple rootstocks in the fall, seedling Siberian crabapple Read field note →