While the plants do a good job at cleaning the water, a sump tank made of a few filters in a cheap tote will save having to clean up more often. Managing ammonia vs ammonium for the necessary bacteria levels is hard work and this can help!
The sun 'travels' different paths throughout the season. The summer sun is high, while the winter sun is low. Passive solar design situates the house and is built with certain materials to help it to be warm in the winter and cool in the summer.