Rhododendron 'calendulaceum'

 
Photo: Sally and John Perkins

Predominant Flower Color: 

 Orange, Red, Yellow 

Flower / Truss Description: 

 Funnel shaped, shades of orange, scarlet and yellow. Sometimes slightly scented. Inflorescence 5-9 flowered. 

Bloom Time: 

 Late Midseason to Late 

Foliage Description / Plant Habit: 

 Leaves ovate or obovate to elliptic, up to 3½" long, deciduous. 

Plant Habit: 

 Upright spreading shrub or small tree 

Height in 10 Yrs: 

 5 ft 

Cold Hardiness Temperature: 

 -20°F  (-29°C)

Elepidote (E) or Lepidote (L): 

 E 

Sub Genus: 

 Pentanthera 

Section: 

 Pentanthera 

Sub Section: 

 Pentanthera 

Geographical Origin: 

 E N America (Pennsylvania to N Georgia) 

Note: Bloom time and 10 year height information are approximate and can vary dependent on weather and growing conditions.
Cold hardiness temperature is also an approximate value.

 

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