Recent software specifically designed for vegetable garden planning is available online or as an online download, as of April 2011. Two types of vegetable planting software include Plangarden and GrowVeg.com Garden Planner.
Plangarden software lets you map out your vegetable garden with drag-and-drop functionality and also provides information on frost dates. Plangarden allows you to track how well your vegetables do, letting you duplicate successful growing next year. GrowVeg.com Garden Planner features row spacing measurements, estimated harvest times and optimum fertilization schedules. This software also provides information on crop rotation and on planting different vegetables in groups.
You can try Plangarden free for 45 days and purchase a one-year subscription for $20, as of April 2011. GrowVeg.com offers a free 30-day trial for Garden Planner software, and you can buy access for one year for $25, as of April 2011.