Growing Calendar. Specify your location, choose which plants you want to grow and then view a personal planting calendar which uses data from your local weather station to provide recommended planting. You can enter a zipcode, a landmark, city, country or city, state.

The average last frost in zone 9 is march 1st, so get ready to plant out all your summer crops soon! Knowing your region’s first and last frost dates, those seasonal bookends that determine the growing season, is a good start to becoming familiar with local growing.