R. catawbiense 'Calsap'

Rhododendron Hybrid
Parentage: catawbiense var. album 'Glass' x 'Sappho'
Michener, 1986, USA
Habit: Needs sun for dense growth. Height 1.3 m (4 ft) in ten years.
Flowers: Flower tubular-funnel-shaped, wavy edges, white with a dark red blotch.
Leaves: Leaves oblong, apiculate, cuneate, 5 1/2" long, smooth, convex, emerald green.
Cold Hardiness Temperature: -15F, -26C

Link to Lists of Seeds sent to Seed Exchanges
Link to my elepidote crossings Breeding Hardy Rhododendrons in Finland
Link to Rhododendron Garden in Archipelago Forest