as I recall, asian pear trees need to have multiple types for pollination. if you grow two trees of the same type together, they might not pollinate each other. I forgot where I read that.
【在 C*********g 的大作中提到】 : as I recall, asian pear trees need to have multiple types for pollination. : if you grow two trees of the same type together, they might not pollinate : each other. I forgot where I read that.