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R. 'Marinus Koster'

Require as seed parent
Require as pollen parent
Pages of Results: 1

R. 'Dutch Master'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Marinus Koster'

Hybridized By: Newberry, P.

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R. 'Rendezvous'

Rhododendron Hybrid
R. 'Marinus Koster' X R. degronianum ssp yakushimanum 'Koichiro Wada'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1968

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R. 'Jenice Coffey'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Pilgrim Group'

Hybridized By: Laxdall, S. Mrs, 1963

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R. 'Elizabeth Titcomb'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Snow Queen Group'

Hybridized By: Larson, H.L.. Tacoma, Washington, USA, 1958

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R. 'Marinus Koster x Lem's Goal'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Lem's Goal'

Hybridized By: Unknown

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R. 'Diane Titcomb'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Snow Queen Group'

Hybridized By: Larson, H.L.. Tacoma, Washington, USA, 1942

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R. 'Julie Titcomb'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Snow Queen Group'

Hybridized By: Larson, H.L.. Tacoma, Washington, USA, 1942

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R. 'Jeanne Yvonne'

Rhododendron Hybrid
R. 'Marinus Koster' X R. 'Pilgrim Group'

Hybridized By: Laxdall, S. Mrs, 1963

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R. 'Cotton Candy'

Rhododendron Hybrid
R. 'Loderi Venus' X R. 'Marinus Koster'

Hybridized By: Henny & Wennekamp. Salem, Oregon, USA, 1958

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R. 'Point Defiance'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1970

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R. 'Arnold Piper'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1971

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R. 'Irmelies'

Rhododendron Hybrid
R. 'Oudijk's Sensation' X R. 'Marinus Koster'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1962

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R. 'Hachmann's Kristina'

Rhododendron Hybrid
R. 'Oudijk's Sensation x Marinus Koster' X R. 'Marinus Koster'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1972

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R. 'Gwen Bell'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1965

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R. 'Lem's Monarch'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1965

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R. 'Walloper Group'

Rhododendron Cultivar group
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1976

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R. 'El Camino'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Whitney, William E.. Brinnon, Washington, USA, 1976

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R. 'Pink Walloper'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1971

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R. 'Oudijk's Sensation x Marinus Koster'

Rhododendron Hybrid
R. 'Oudijk's Sensation' X R. 'Marinus Koster'

Hybridized By: No hybridiser registered

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R. 'Walloper No. 10'

Rhododendron Hybrid
R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1971

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