Hybridizer Profile

Koster M. & Sons

Boskoop, Netherlands

Pages of Hybrids:

R. 'Jack Izod' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Jeanne A. Koster' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Jeanne d'Arc' Rhododendron Hybrid R. 'Aileen Henderson' X R. 'Mrs L.A. Dunnett' Hybridized By: Koster M. & Sons More information and pictures
R. 'King Lear' Azalea Hybrid ? X R. molle ssp japonicum Hybridized By: Koster M. & Sons More information
R. 'Koster's Brilliant Red' Azalea Hybrid R. molle ssp molle X R. molle ssp japonicum Hybridized By: Koster M. & Sons More information
R. 'Koster's Cream' Rhododendron Hybrid R. campylocarpum ssp campylocarpum X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Lady Ethel Edgar' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Lady Ethel Hall' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Lady Stuart of Wortley' Rhododendron Hybrid R. 'Coombe Royal Group' X ? Hybridized By: Koster M. & Sons More information
R. 'Laertes' Azalea Hybrid R. molle ssp japonicum X ? Hybridized By: Koster M. & Sons More information
R. 'Lafontaine' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Lamplighter' Rhododendron Hybrid R. 'Britannia' X R. 'Madame Fr. J. Chauvin' Hybridized By: Koster M. & Sons More information and pictures
R. 'Lessing' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Madame de Bruin' Rhododendron Hybrid R. 'Prometheus' X R. 'Doncaster' Hybridized By: Koster M. & Sons More information
R. 'Madame Fr. J. Chauvin' Rhododendron Hybrid R. fortunei ssp fortunei X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Marconi' Azalea Hybrid R. molle ssp molle X R. molle ssp japonicum Hybridized By: Koster M. & Sons More information and pictures
R. 'Marinus Koster' Rhododendron Hybrid R. griffithianum X ? Hybridized By: Koster M. & Sons More information and pictures
*R. molle* ssp japonicum 'Elisabeth' Azalea Species Selection Selected By:** Koster M. & Sons More information
*R. molle* ssp japonicum 'Queen Alexandra' Azalea Species Selection Selected By:** Koster M. & Sons More information
R. 'Mrs Betty Robertson' Rhododendron Hybrid R. 'Mrs Lindsay Smith' X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Mrs Charles E Pearson' Rhododendron Hybrid R. 'Coombe Royal Group' X R. catawbiense 'Catawbiense Grandiflorum' Hybridized By: Koster M. & Sons More information and pictures
R. 'Mrs G. W. Leak' Rhododendron Hybrid R. 'Coombe Royal Group' X R. 'Chevalier Felix de Sauvage' Hybridized By: Koster M. & Sons More information and pictures
R. 'Mrs Helen Koster' Rhododendron Hybrid R. 'Mrs J J Crosfield' X R. catawbiense 'Catawbiense Grandiflorum' Hybridized By: Koster M. & Sons More information and pictures
R. 'Mrs John Russell' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Mrs Lindsay Smith' Rhododendron Hybrid R. 'George Hardy' X R. 'Duchess of Edinburgh' Hybridized By: Koster M. & Sons More information and pictures
R. 'Mrs Peter Koster' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Mrs Samuel Wallrock' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Multiflorum' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Netty Koster' Rhododendron Hybrid R. 'Mrs L.A. Dunnett' X ? Hybridized By: Koster M. & Sons More information
R. 'Peter Koster' Rhododendron Hybrid R. 'George Hardy' X R. 'Doncaster' Hybridized By: Koster M. & Sons More information and pictures
R. 'Polar Star' Rhododendron Hybrid R. smirnowii X R. 'Doncaster' Hybridized By: Koster M. & Sons More information and pictures
R. 'Raoul Millais' Rhododendron Hybrid R. griffithianum X ? Hybridized By: Koster M. & Sons More information
R. 'Red Star' Rhododendron Hybrid R. 'Moličre' X R. 'Mrs Lindsay Smith' Hybridized By: Koster M. & Sons More information
R. 'Richard Strauss' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Rodeo' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Rosamund Millais' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Sakata Pink' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Schiller' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Stella' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Sunbeam' Azalea Hybrid R. 'Altaclarense' X ? Hybridized By: Koster M. & Sons More information
R. 'Superbum' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Suzanne Loef' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Vincent van Gogh' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information and pictures
R. 'Vondel' Rhododendron Hybrid R. 'Mrs Lindsay Smith' X R. campylocarpum ssp campylocarpum Hybridized By: Koster M. & Sons More information
R. 'W.A. Dunstan' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Willem Barendtz' Rhododendron Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Willem II' Azalea Hybrid ? X ? Hybridized By: Koster M. & Sons More information
R. 'Yellow Prince' Azalea Hybrid R. molle ssp molle X R. molle ssp japonicum Hybridized By: Koster M. & Sons More information and pictures
R. 'Zeelandia' Rhododendron Hybrid R. fortunei ssp fortunei X ? Hybridized By: Koster M. & Sons More information
R. 'Zuiderzee' Rhododendron Hybrid R. 'Mrs Lindsay Smith' X R. campylocarpum ssp campylocarpum Hybridized By: Koster M. & Sons More information and pictures

Hybridizer Profile

Koster M. & Sons

Boskoop, Netherlands

Next Page

R. 'Jack Izod'

Rhododendron Hybrid

? X ?

R. 'Jeanne A. Koster'

Azalea Hybrid

? X ?

R. 'Jeanne d'Arc'

Rhododendron Hybrid

R. 'Aileen Henderson' X R. 'Mrs L.A. Dunnett'

R. 'King Lear'

Azalea Hybrid

? X R. molle ssp japonicum

R. 'Koster's Brilliant Red'

Azalea Hybrid

R. molle ssp molle X R. molle ssp japonicum

R. 'Koster's Cream'

Rhododendron Hybrid

R. campylocarpum ssp campylocarpum X ?

R. 'Lady Ethel Edgar'

Rhododendron Hybrid

? X ?

R. 'Lady Ethel Hall'

Rhododendron Hybrid

? X ?

R. 'Lady Stuart of Wortley'

Rhododendron Hybrid

R. 'Coombe Royal Group' X ?

R. 'Laertes'

Azalea Hybrid

R. molle ssp japonicum X ?

R. 'Lafontaine'

Rhododendron Hybrid

? X ?

R. 'Lamplighter'

Rhododendron Hybrid

R. 'Britannia' X R. 'Madame Fr. J. Chauvin'

R. 'Lessing'

Rhododendron Hybrid

? X ?

R. 'Madame de Bruin'

Rhododendron Hybrid

R. 'Prometheus' X R. 'Doncaster'

R. 'Madame Fr. J. Chauvin'

Rhododendron Hybrid

R. fortunei ssp fortunei X ?

R. 'Marconi'

Azalea Hybrid

R. molle ssp molle X R. molle ssp japonicum

R. 'Marinus Koster'

Rhododendron Hybrid

R. griffithianum X ?

R. molle ssp japonicum 'Elisabeth'

Azalea Species Selection

R. molle ssp japonicum 'Queen Alexandra'

Azalea Species Selection

R. 'Mrs Betty Robertson'

Rhododendron Hybrid

R. 'Mrs Lindsay Smith' X ?

R. 'Mrs Charles E Pearson'

Rhododendron Hybrid

R. 'Coombe Royal Group' X R. catawbiense 'Catawbiense Grandiflorum'

R. 'Mrs G. W. Leak'

Rhododendron Hybrid

R. 'Coombe Royal Group' X R. 'Chevalier Felix de Sauvage'

R. 'Mrs Helen Koster'

Rhododendron Hybrid

R. 'Mrs J J Crosfield' X R. catawbiense 'Catawbiense Grandiflorum'

R. 'Mrs John Russell'

Azalea Hybrid

? X ?

R. 'Mrs Lindsay Smith'

Rhododendron Hybrid

R. 'George Hardy' X R. 'Duchess of Edinburgh'

R. 'Mrs Peter Koster'

Rhododendron Hybrid

? X ?

**R. molle ssp japonicum 'Elisabeth'**

**R. molle ssp japonicum 'Queen Alexandra'**