The blue line represents the window in which you can start seeds indoors, the green line tells you when you can plant transplants or sow seeds outdoors, and the orange line represents the expected harvest period for each crop. You can print out a handy planting calendar after you enter your information. Then, the What to Plant Now tool even sends you email reminders when it’s time to plant your crops.

A single region can contain multiple microclimates, so to help you get the most accurate planting times for your garden crops, we’ve created this What to Plant Now tool. The tool uses your ZIP code to access the weather data for your exact location, and then gives you a recommended planting window for 30 common garden crops.

In addition to our What to Plant Now tool, please take a look at some of our other popular gardening tools and resources:

Vegetable Garden Planner: This highly acclaimed online tool makes it simple to sketch out your growing areas, add plants and rearrange them to get the perfect layout. After you select the crops you want to grow, the Planner software uses an extensive database of about 200 crops and nearly 5,000 weather stations to recommend planting times based on average frost dates for your ZIP code.

Crop Growing Guides: Get clear, concise advice on how to grow 51 crops, from classics such as tomatoes to staples such as grains. These guides include cooking suggestions, harvesting tips and organic pest-control advice, in addition to planting and growing basics.

Garden Know-How series: Learn food-growing essentials from award-winning garden writer Barbara Pleasant. The many articles in this series cover everything from weeding, watering and season extension to soil fertility and composting.

Organic Pest Control series: Dealing with pest pressure in your garden? Get info on the main garden pests, several beneficial insects, and the best natural pest control options.

Seed and Plant Finder: This custom online tool lets you search the websites of more than 500 mail-order seed companies and nurseries, so you can find a specific plant variety or species efficiently.