Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Purpureum Grandiflorum'

Hybridiser:Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1850 (see more plants of this hybridizer)
Status:IRRC registered.
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
Bloom time:unknownFlower:unknown
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)

In 'Your Garden' you can administrate
your rhododendrons.

To try/see this go 'Home' (top-right).
on hirstum.info: 7
R. Purpureum Grandiflorum per country:
(could be a clue for heat/cold-tolerance)

Finland : 3
United States : 2
Estonia : 1
Poland : 1

R. catawbiense   Click to see more information


Rhododendron 'Purpureum Grandiflorum' photos

Photo byMihkel Saar
LocationHansaplant, Harjumaa , Estonia
See high-resolution picture

Send your own information or pictures

Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Huskymania''Purpureum Grandiflorum' x ?Mehlquist, G.A.L, 1963
'Janet Shapiro''Purple Splendour' x 'Purpureum Grandiflorum'Shapiro, B. & M., 1966
Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009