5-13 Grow vertically in 6″ square wire 7′ cages Published May 4, 2011 at 800 × 600 in Gardening Made Easy – For Moderate to Arid Climates ← Previous / Next → Grow Vertically In 6in by 7ft Wire Cages With most varieties of tomato, the more vertical they grow the better they stay free of slugs, molds, etc.