Looking for a way to preserve your strawberry harvest? Northeaster, Earliglow, Guardian, Redchief, Jewel, and Sparkle are usually excellent-quality berries for freezing. Most other varieties are suitable, especially for making jams and eating fresh. Strawberries imported from California or Florida are best for eating fresh. Homegrown varieties are best for making jams and freezing. This 2-page (PDF) publication gives an overview of the process.
Pennsylvania State University Extension