QBARS - v27n2 Apparent Rhododendron Injury (Mid-January, 1973)

Apparent Rhododendron Injury (Mid-January, 1973)
Drakes Crossing Nursery, Silverton, Or.
Klupenger Nursery, Aurora, Or.
Kraxburger Nursery, Portland, Or.
North Willamette Experiment Station, Or.

Injury Ratings American Rhododendron Society Ratings
1 No damage H-1 Hardy to -25° F
2 Partial bud injury H-2 Hardy to -15° F
3 Buds dead H-3 Hardy to - 5° F
4 Late growth burned H-4 Hardy to + 5° F
4.5 Slight foliage burn H-5 Hardy to +15° F
5 Foliage burn
6 All foliage brown
Injury Rating
ARS
Name Buds Plant Rating
A. Bedford 2 1 H-3
Alice 3 5-6 H-3
Allegro 3 6
America 1-2 1 H-1
Anah Kruschke 2 1 H-2
Anna 3 5 H-4
Annie E. Endtz 2 1 H-3
Antoon van Welie 3 1 H-3
Anna Rose Whitney 3 1 H-4
Autumn Gold 3 5-6 H-4
Baroness Schroeder 2 1
Betty Wormold 3 4-5 H-3
Bilbani 3 6 H-5
Blitz 3 5-6
Blue Diamond 3 4.5 H-4
Blue Ensign 1-2 1 H-3
Blue Jay 2 1 H-3
Blue Peter 2 1 H-2
Blue Tit 3 4.5 H-4
Boule de Niege 2 1 H-1
Bowbells 3 1-4.5 H-3
Britannia 1 4.5 H-3
Blaney 63-20 3 6
Blaney 63-50 3 6
Brachycarpum x haematodes 1 1
Burgundy x Moser's Maroon 3 1
Carol Jean 3 4
Catawbiense album 1 1 H-1
Caroline 1 1 H-3
Carolyn Grace 2 4.5 H-4
Chanticleer 3 6 H-5
Chev. Felix de Sauvage 2 5 H-3
Christmas Cheer 3 5-6 H-3
Christmas Cheer 1 1 H-3
Cilpinense 3 1-5 H-4
Cis 3 6 H-4
ARS
Name Buds Plant Rating
Celyon 3 5
Cornubia 3 6 H-5
Corona 2 1 H-3
Cosmopolitan 3 4.5
Cotton Candy 3 5-6 H-3
County of York 1 1 H-2
Crest (no buds) 1 H-3
Cunningham's White 2 1 H-2
Cynthia 3-yr 1 1 H-3
Cynthia 2-yr 3 5 H-3
Dexter #10 1-2 1
Dexter 423 1 1
Dexter 974 1 1
Dexter 976 1 1
Dexter Light Pink 1 1
Dexter AA 1258-38 1 1
Diane 3 5 H-4
Director Helm 3 1
Doncaster 3 4.5 H-3
Dora Amateis 2-3 5 H-2
Dormouse 3 6 H-3
Doubloons 3 5
Dr. O. Blok 3 4.5 H-3
Dr. Dresselhuys 2 1 H-2
Earl of Athlone 1 1 H-4
El Alamein 3 5 H-3
Elizabeth 3 6 H-4
Elizabeth Hobbie 3 1
Eureka Maid 3 5
Evening Glow 3 1 H-4
Fabia 3 6 H-4
Faggetter's Favourite 3 5 H-3
Fastuosum Floro Pleno 1 1 H-2
ARS
Name Buds Plant Rating
Friesland 3 1 H-3
General Eisenhower 3 4 H-3
Giganteum 1 1
Gold Mohur 3 1 H-4
Helene Schiffner 1 1 H-3
Holden 2 1
Honeycomb 3 5
Hurricane 3 1
Ignatius Sargent 1 1 H-1
Inca Gold 3 1
Jan Dekens 3 4 H-3
Jean Marie 3 5 H-3
John Walters 1 1 H-2
J. R. Trumphy 1 1 H-1
Kluis Sensation 3 1 H-3
Kordus Pink 1 1
Kordus Pink Dexter 1 1
Kordus Red Dexter 1 1
Kordus White 3 1
Lackamas Spice 3 6
Lady Bligh 3 4.5 H-3
Lamplighter 2-3 1 H-3
Lavender Girl 1 1 H-3
Leo 3 5 H-3
Loderi 3 1 H-4
Loder's White 3 6 H-4
Lord Roberts 2 1 H-2
Madame Masson 2 1 H-2
Marchioness of Landsdowne 1 1 H-2
Margaret Dunn 3 5 H-3
Marinus Koster 3 5-6 H-3
Marque of Landon 3 1
Mars 2 1 H-2
Mdm. Fr. J. Chauvin 3 4.5 H-3
Mildred 3 1
Moonstone 3 6 H-3
Mrs. Betty Robertson 3 5 H-3
Mrs. Betty Robertson 2 1 H-3
Mrs. C. B. Van Ness 3 5 H-4
Mrs. Charles Pearson 2 1 H-3
ARS
Name Buds Plant Rating
Mrs. Charles Pearson 3 4-6 H-3
Mrs. E. C. Sterling 2 1 H-3
Mrs. E. C. Sterling 3 5 H-3
Mrs Furnival 1 1-4.5 H-3
Mrs. G. W. Leak 3 5 H-4
Mrs. John Walter 1-3 4
Mrs. R. S. Holsford 3 1 H-2
Naomi 3 6 H-3
Nova Zembla 1 1 H-1
Ostfriesland 3 6
Pale Perfection 1 1 H-2
Parson's Gloriosum 2 1 H-1
Peach Lady 3 6
Pink Pearl 3 5 H-3
Pink Twins 1 1 H-2
Praecox 3 1 H-3
President Lincoln 1 1 H-1
Purple Lace 3 1
Purple Splendor 2-3 1 H-2
Queen Mary 3 4 H-3
Queen of Hearts 3 1 H-4
Rocket 3 4.5
Rosa Mundi 3 5 H-3
Roseum Elegans 1 1 H-1
Royal Purple 2 5
Ruby Bowman 3 5 H-3
Sappho 2-3 1 H-3
Scintillation 3 1 H-3
Spring Dawn 1-2 1
Springtime 2 4
Susan 1 1 H-3
Thor 3 6
Tidbit 3 6 H-4
Trilby 3 5 H-3
Unique 3 5 H-4
Unknown Warrior 3 5 H-4
Van Ness Sensation 3 5 H-4
Vulcan 3 6 H-3
Yellow Bells 3 6
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