Annuals bloom better if the old flowers are removed. This prevents seed formation that normally makes annuals start to decline. The practice is particularly important when growing ageratum, calendula, cosmos, marigold, pansy, rudbeckia, scabiosa, verbena, and zinnia.
Attic doors are a major source of heat loss in many homes. To stop airflow, weatherstrip the edges and insulate the back side of the attic door. Fold-down stairs can be covered with a lightweight box made of rigid insulation.