Rhododendron Hybrids / cultivars

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Rhododendron 'Roslyn'

Hybridiser:Vossberg, P.D.. Westbury Rose Co., Long Island, New York, USA, 1973 (see more plants of this hybridizer)
Status:IRRC registered.
Height
Height
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
120 cm. (4ft.)
Bloom time:late midseasonFlower:broadly funnel-shaped
Type:elepidoteLeaves:elliptic
Hardiness:H5
H0 = 0 C (32 F)
H1 = -7 C (20 F)
H2 = -12 C (10 F)
H3 = -15 C (5 F)
H4 = -18 C (0 F)
H5 = -24 C (-10 F)

Registered
In 'Your Garden' you can administrate
your rhododendrons.

To try/see this go 'Home' (top-right).
on hirstum.info: 3
R. Roslyn per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 1
Canada : 1
United States : 1


Seed-parentPollen-parent
R. catawbiense 'Purpureum Elegans'   Click to see more information X'Everestianum'   Click to see more information

R. catawbiense   Click to see more information

x?


Rhododendron 'Roslyn' photos

 
Photo byJim Willhite
LocationJohn Doppel garden, Lenhartsville, PA, USA
Date19 May, 2007
See high-resolution picture
 
Photo byDavid Fischer
Locationprivate garden Wiscasset, Maine, US
Date08 June, 2011
See high-resolution picture
 
Photo byPeter Norris
Locationprivate garden Martha
Date07 June, 2009




Send your own information or pictures


Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Delp's Blue Thunder''Roslyn' x 'Calsap'Smith, A.W., 1999
'Roslyn x Purple Lace'   Click to see more information


  Roslyn x Purple Lace
'Roslyn' x 'Purple Lace'Brack, W. (Werner), 2002
'Sam Vaccaro''Roseum Elegans' x 'Roslyn'Fetterhoff, W.M., 1964
'Smokerings'R. catawbiense 'Catalgla' x 'Roslyn'Delp Weldon E., 1974
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009