After an examination of sales figures and in-ground research, the Minnesota Department of Agriculture (MDA) has updated the hardiness zones for a multitude of trees, shrubs and perennials, including some from the First Editions® Collection. A Minnesota Nursery and Landscape Association Committee comprised of leaders from different market segments throughout the state, including representatives from Bailey Nurseries, led the charge and made suggestions to the MDA, which then adopted the following suggestions. Click below for a full list of variety-specific updates.

Regarding First Editions® changes, each affected variety has been updated with a cold hardiness of Zone 3, when they were previously labeled Zone 4. This includes: First Editions® White Diamonds® Hydrangea, First Editions® Tickled Pink® Hydrangea, First Editions® Great Star™ Hydrangea, First Editions® Diamond Rouge™ Hydrangea, First Editions® Vanilla Strawberry™ Hydrangea, First Editions® Strawberry Sundae® Hydrangea, First Editions® Sundrop™ Spirea, First Editions® Coral Crème Drop™ Phlox, First Editions® Cotton Candy™ Phlox, First Editions® Bubblegum Pink™ Phlox and First Editions® Grape Lollipop™ Phlox.