Homestead Purple Verbena
Honey Bush
Honeywort, Shrimp Plant
Hopseed Bush
Horsetail
Horsetail Restio
Horsetail Tree
Hot Lips Sage
Houdini Highland Sage
Howard McMinn Manzanita
Huachuca Agave, Orange Century Plan
Huntington Carpet Rosemary
Hybrid Gazanias
Hybrid Halimiocistus
Hybrid Tea Rose (selections)
Hybrid White Rockrose
Iceberg Floribunda Rose
Iceland Poppy
Idaho Magenta Locust
Improved Meyer Lemon
