Winner of the 2021 Perennial of the Year, ‘Cat’s Pajamas’ is an improved and tidier version of catmint. This petite cultivar will remain rounded without flopping over, and will be covered with the quintessential lavender-blue blooms much earlier than classic varieties. Easy to care for and drought tolerant once established, ‘Cat’s Pajamas’ looks lovely at the front of the border or lining walkways.. Mature Size: 12″-14″ x 18″-20″. Full Sun (6+ Hours).