Seed Quantity Calculator

This tool helps you predetermine the number of seeds or seedlings you will need to plant a given length of row space.

Option 1

Choose a crop, then determine the number of seeds or young plants that you need.

Option 2

Provide your row length and space between seeds or plants, and find the number of seeds or plants that you need.

Calculator coefficients are frozen from the authorized Hensley’s source for all 57 crop choices in both U.S. and metric units. Results are planning estimates; actual needs vary with germination, field conditions, and production practices.