Now that March has arrived, thinking about spring can no longer be considered merely idle dreaming. Regardless of what the weather's like outside, once February's page on the calendar is torn off, crumpled and relegated to the trash bin, planning for spring chores begins in earnest. If rototilling is one of your spring chores, and if your planting beds aren't too large, small garden tillers may be an attractive alternative to those more cumbersome models.