Strawberries Grown in Vertical Tiers. I have to to try this some time. Source - http://garden-photos-com.photoshelter.com/gallery-image/Small-Space-Vegetable-Fruit-Food-Gardening/G0000JHM_mKC4KR0/I00008ZXLieK0O0c
Plant BFFs. Marigolds help tomatoes and roses grow better. Nasturtiums keep bugs away from squash and broccoli. Petunias protect beans from beetles and oregano chases them away from cucumbers. Geraniums keep Japanese beetles away from roses and corn. Chives make carrots sweeter, and basilmakes tomatoes even tastier.