There's a multitude of lesser-known apples are called ‘heritage’ varieties, because most of them are quite old. Either brought from other parts of the world, discovered by chance, or bred in Canada, they form a complex and delicious mosaic of Canada’s horticultural past.
Organic pest management is more about prevention than reaction; systems are designed to avoid problems. This works well for apple growers who are starting their orchards from scratch. However, many organic apple producers have transitioned from conventional production and are somewhat bound by previous farming decisions. That being said, organic researchers are taking a holistic approach to dealing with weeds, pests and fungal diseases.