        On earth, of course, apples weren’t in season.  The freshest ones he’d be getting would have been harvested a few months ago in the southern hemisphere.  In the hydroponic gardens on a spaceship, though—every day was probably in season.  He’d never heard of anyone growing a hydroponic tree, but there was really no reason why it couldn’t be done that he could think of.  In low-G, fruit might even grow larger than normal.  