Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Vernum'

Hybridiser:Shammarello, A.M. Euclid, Ohio, USA, 1957 (see more plants of this hybridizer)
Status:IRRC registered.
Additional parentage info:(catawbiense seedling (red)) x ()
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:very earlyFlower: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: 4
R. Vernum per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 2
United States : 2

? X'Cunningham's White'   Click to see more information

R. caucasicum   Click to see more information

xR. ponticum   Click to see more information

Rhododendron 'Vernum' photos

Photo byJoep Verstappen
Locationprivate garden Budel, Netherlands
Photo byRobert George
LocationPrivate garden, Sammamish, Washington, USA.
Date27 April, 2004
See high-resolution picture

Send your own information or pictures

Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Frühlingsbeginn'   Click to see more information

'Vernum' x R. geraldiiHachmann, Hans, 1985
Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009