Three dormant sprays of Monterey Liqui-Cop® … Select your zone Select your hardiness zone … Radishes are a great choice to fill a small section of your garden. Knowing when to plant vegetables in your state is important. The following monthly guide is loosely based on a Zone 6 region, so you may need to adjust the timing to fit your specific plant hardiness zone. Notice that for Zones 9 & 10, the best planting … This planting calendar provides a monthly planting and harvesting plan for more than 200 garden vegetables in 10 different USDA hardiness growing zones. Planting in Zone 6b. Here is some general info for USDA zone 6b to help you get started. When to Plant Radishes. Fruit Tree and Vine Care Calendar Monterey Liqui-Cop® (product must contain at least 30% copper) once each at the end of November, December and January. Most of the United States is covered in zones 3-9. This is a print worthy calendar with the basics to keep your garden on task without being an overwhelming list. Average Date of Last Frost (spring) April 15: Average Date of First Frost (fall) October 15: Lowest Expected Low-5°F: … Most states have a few hardiness zones that can vary drastically in planting schedules. Post on a refrigerator or by a household calendar … If you know your zone then just select it below to see your vegetable planting calendar. Radishes are another root vegetable, and some varieties carry a powerful taste.