Hostas We Ship Description of Sizes Hosta Glossary Ordering Information & Form Shipping Information Contacting Us Online Catalog   Below is a generalized chart. Hostas can grow larger or smaller depending on light and soil conditions. Dwarf: Less than 4 in. Miniature: 5 - 9 in. Small: 10 - 15 in. Medium: 16-24 in. Large: 25-36 in. Very Large: Over 36 in.