Timber - At this stage of the game, you can get away with ageneric commercial or homemade apple tree spray that has captan and malathion. Why spray? - an ounce of preventionmay save a pound of cure... There is lots of web info on spraying apples, just google "apple spray schedule". Here is a good link for small orchards:
http://www.applesource.com/growtips.html#spray.
Good luck, post some pics. -fsh