Procore Technologies, Inc., is a privately held PM software development company whose products are designed specifically for the construction industry. It was founded in 2003 by current CEO Craig Courtemanche who has extensive experience both as a builder and as an owner of a technology firm.
A hardiness zone (a subcategory of vertical zonation) is a geographically defined area in which a specific category of plant life is capable of growing, as defined by climatic conditions, including its ability to withstand the minimum temperatures of the zone (see the scale on the right or the table below).
Share| United States Frost Zone Map When planning your garden you need to take planting zones and frost dates into consideration. Use this planting zone map as a general reference when determining what garden and landscape plants will survive the climate in your area. Plant Hardiness Zones divide the United States into 11 planting zones based on a 10 degree Fahrenheit difference in the average annual minimum temperatures.