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R. 'Crest' is a good yellow, tolerates partial shade and has been trouble free for decades here in Surrey and Langley
Charles, for what it's worth, R. 'Lem's Monarch' and R. 'Pink Walloper' are synonymous, they're not sister seedlings.
Hello janetdoyle, according to The International RHODODENDRON REGISTER and CHECKLIST, Second Edition, Royal Horticultural Society 2004, ISBN...
Hi eutabelle, we have at least 8 distinct forms of Rhododendron augustinii under cultivation in South Langley. Send me a pm for further details.
Google map for the Bradner Community Hall
Further to the above, on May 3rd, 2008 we'll also be at the Alpine Garden Club of B.C. Spring Sale, St. David's United Church Hall, 1525 Taylor...
Hi johnnyjumpup, R. mucronulatum and R. 'Cornell Pink' both bloom in 2 to 3 years from cuttings, R. mucronulatum should bloom in about 4 to 5...
Olafhenny, you're welcome. eric_r, there is some doubt as to the exact parentage of R. 'Olga Mezitt'. The official RHS registration lists the...
Olafhenny, for a list of about 1,000 rhododendron species, see this page; however, your plant is a hybrid, not a species. There are at least...
Olafhenny, Rhododendron PJM HW Sargent does not exist. There is the R. 'PJM' group, an interspecific cross of R. carolinianum and R. dauricum...
The parentage of the 'Walloper' group of hybrids ('Walloper', 'Arnold Piper', 'Lem's Monarch', 'Pink Walloper', 'Point Defiance', 'Red Walloper')...
Jo, to the best of my knowledge there is no formal research being conducted to develop an evergreen yellow-flowered azalea. A friend of mine...
We currently do not have R. 'Loderi King George' available, but thanks for the plug chimera. The Loderi group doesn't root easily, I'll do some...
Michael, I'm pretty sure. I herewith request you either substantiate the above claim or recant, thank you.
Michael, section Pentanthera pre-dates subgenus Hymenanthes, but subgenus Hymenanthes pre-dates subgenus Pentanthera. Rhododendron sect....
Harri, on March 17th of this year I posted Ledum authors and references to Wikipedia, I've also posted the classification here. Michael F, I...
Mango, I sent you a PM (private message) detailing how to contact us.
Deadheading is done right after a rhododendron finishes blooming, usually in spring; if you deadhead in the fall, you remove the following year's...
Lack of moisture could be the problem, perhaps it's a variety that requires more sunlight than what it is getting.
R. 'Colonel Coen' is a hybrid of unknown parentage, possibly a ponticum hybrid, source: Rhododendron Hybrids, Second Edition, Salley and Greer,...
