Tall grass is a small plant which often occurs on the surface of grasslands. It can be harvested for wheat seeds. By using bone meal, tall grass can be turned into double tallgrass which is two blocks high.=
Ferns are small plants which occur naturally in jungles and taigas. They can be harvested for wheat seeds. By using bone meal, a fern can be turned into a large fern which is two blocks high.=