Paluu dokumenttiluetteloon / Back to the catalogue of various documents on rhododendrons |
Kristian Theqvist, Finland, 5b
1 R. tomentosum ssp. tomentosum seeds collected in Turku Archipelago, Southern Finland.
2 'Helsinki University' is a Finnish extra hardy hybrid (-38°F, -39°C) with bright pink flowers, red-orange freckled.
The seed parent is brachycarpum var. tigerstedtii, the pollen parent is unknown.
3 'Kullervo' is a Finnish low growing hardy hybrid (-29°F, -34°C) with pink flowers fading white.
The parentage is brachycarpum var. tigerstedtii x yakushimanum.
Cold stratification of the 'Kullervo' seeds improves germination.
Link to Breeding Hardy Rhododendrons in Finland
Link to Lepidote Crosses using tomentosum ssp. tomentosum as Seed Plant
Link to my home page Rhododendron Garden in Archipelago Forest
Link to ARS Seed Exchange 2003