Japanese Spurge

Joan Elliot Bellflower

Joan Senior Daylily

John Gardner Peony*

Joystick Red Sea Thrift

Jump and Jive Astilbe

Kent Strawberry

Key Largo Astilbe

Key Lime Pie Coral Bells

Kim's Knee High Coneflower

King Alfred Daffodil

King Arthur Larkspur

Kobold Blazing Star

Kopper Kettle Peony

Krossa Regal Hosta

Lady Florence Daylily

Lady Guinevere Hosta

Lady Jackie Daylily

Lady's Mantle

Lakeside Lollipop Hosta