How deep down are you supposed to plant an apple seed?

Question:

Answers:
Extract the seed from the apple core. Cold stratification at 36 degrees F for 1 to 4 months. Stratified seed should germinate in 30 to 60 days. Unstratified seed can be sown outside in late fall. Stratified seed should be sown in early spring. Any seed should be planted no deeper than twice the diameter of the seed.