Blade Posted on November 8, 2022August 1, 2023 by Tex Norwood The flat portion of the grass leaf above the sheath. Also the flattened, green portion of a leaf. Related Articles: Grafting and Budding OverviewHow to Do Budding in PlantsGlossary: Molybdenum (Mo)Glossary: Nickel (Ni)Glossary: Anvil pruner