R. griersonianum

Species

Subgenus	Hymenanthes
Section	Pontica
Subsection	Griersoniana
Introduced	1917
First Described	1924 ( Balf.f., Forrest )
Origin	W. Yunnan and Upper Burma 2100-2700 meter
Epiphytic/Terrestrial	terrestrial
Mature Wild Height	250 cm. (8ft.)
Bloom Time	very late
Flower	funnel-shaped
Flower Color	red
Fragrance	?
Leaves	lanceolate
Leaf persistence	Evergreen
Plant Hardiness	-5 C (23 F)
Flower Bud Hardiness	?
Additional Hardiness Info	H3

Title R. griersonianum Photo By Harold Fearing Date Taken June 10, 2018 Location Fearing's Farm Nursery, Abbotsford, BC, Canada License CC BY-SA 4.0 Attribution Text: Harold Fearing via Rhododendra.com, CC BY-SA 4.0 Sizes small 768 x 768, 38 KB medium 1600 x 1600, 148 KB Full 3992 x 3992, 3.2 MB
Title R. griersonianum Photo By Harold Fearing Location Fearing's Farm Nursery, Abbotsford, BC, Canada License CC BY-SA 4.0 Attribution Text: Harold Fearing via Rhododendra.com, CC BY-SA 4.0 Sizes small 768 x 602, 43 KB medium 1600 x 1256, 158 KB Full 3208 x 2518, 3.9 MB Description ARS-06-04
Title R. griersonianum Photo By Harold Fearing Location Fearing's Farm Nursery, Abbotsford, BC, Canada License CC BY-SA 4.0 Attribution Text: Harold Fearing via Rhododendra.com, CC BY-SA 4.0 Sizes small 768 x 584, 30 KB medium 1600 x 1216, 115 KB Full 3244 x 2464, 1.3 MB
Title R. griersonianum Photo By Harold Fearing Location Fearing's Farm Nursery, Abbotsford, BC, Canada License CC BY-SA 4.0 Attribution Text: Harold Fearing via Rhododendra.com, CC BY-SA 4.0 Sizes small 768 x 558, 32 KB medium 1600 x 1164, 141 KB Full 5502 x 4000, 4.4 MB
Title R. griersonianum Photo By Harold Fearing Location Fearing's Farm Nursery, Abbotsford, BC, Canada License CC BY-SA 4.0 Attribution Text: Harold Fearing via Rhododendra.com, CC BY-SA 4.0 Sizes small 768 x 534, 22 KB medium 1600 x 1114, 79 KB Full 5602 x 3898, 4.1 MB
Title R. griersonianum Photo By Thatrhodylady Date Taken June 13, 2026 Location Rhododendron Species Botanical Garden License CC BY 4.0 Attribution Text: Thatrhodylady via Rhododendra.com, CC BY 4.0 Sizes small 648 x 1152, 76 KB medium 1350 x 2400, 391 KB Full 2296 x 4080, 3 MB Description R. griersonianum this shrub is more coral color and less red than the others in the species here. But the throat and corolla tube are still red. You can see the indumentum in the upper left corner.
Title R. griersonianum Photo By Thatrhodylady Date Taken June 13, 2026 Location Rhododendron Species Botanical Garden License CC BY 4.0 Attribution Text: Thatrhodylady via Rhododendra.com, CC BY 4.0 Sizes small 648 x 1152, 50 KB medium 1350 x 2400, 210 KB Full 2296 x 4080, 2.8 MB Description R. griersonianum close shot on flower, stamen, stigma, and the little white hairs on the pedicel calyx corolla tube.
Title R. griersonianum Photo By Thatrhodylady Date Taken June 13, 2026 Location Rhododendron Species Botanical Garden License CC BY 4.0 Attribution Text: Thatrhodylady via Rhododendra.com, CC BY 4.0 Sizes small 648 x 1152, 64 KB medium 1350 x 2400, 254 KB Full 2296 x 4080, 2.9 MB Description R. griersonianum flowers
Title griersonianum Photo By Garth Wedemire Date Taken June 5, 2008 Location Mike Bale's Garden: Lu Zhu, Agassiz, BC, Canada License CC BY 4.0 Attribution Text: Garth Wedemire via Rhododendra.com, CC BY 4.0 Sizes small 768 x 512, 39 KB medium 1200 x 800, 131 KB
Title griersonianum Photo By Herman Van Ree Date Taken May 12, 2010 Location own garden Nunspeet, Netherlands License Copyright, Herman Van Ree. Sizes small 768 x 512, 19 KB medium 1200 x 800, 111 KB
Title griersonianum Photo By Garth Wedemire Date Taken June 5, 2008 Location Mike Bale's Garden: Lu Zhu, Agassiz, BC, Canada License CC BY 4.0 Attribution Text: Garth Wedemire via Rhododendra.com, CC BY 4.0 Sizes small 768 x 512, 37 KB medium 1200 x 800, 128 KB
Title griersonianum Photo By Herman Van Ree Date Taken March 23, 2010 Location own garden Nunspeet, Netherlands License Copyright, Herman Van Ree. Sizes small 768 x 512, 26 KB medium 1200 x 800, 140 KB Description waking up after long winter