Woody > Rhododendron > Rhododendron x marjatta > Rhododendron x marjatta 'Haaga'
Rhododendron x marjatta
'Haaga'
Haaga Rhododendron
Origin: Was created at the University of Helsinki, Finland.
Mike's
Opinion
"
This specimen is a highly valued ornamental evergreen. Even young plants exude bright pink flowers. Be sure to provide acidic well drained soil and protection from the wind. This plant is primarily used as a border planting or an accent specimen.
Michael Pascoe, NDP., ODH., CLT., MSc. (Plant Conservation)
"
| Family |
| Ericaceae |
| Genus |
| Rhododendron |
| Species |
| x marjatta |
| Cultivar |
| 'Haaga' |
| Category |
| Woody |
| Type |
| Shrub (evergreen) |
| Pronunciation |
| USDA Hardiness Zone |
| 4-8 |
| Temperature (°C) |
| -29 -(-34) |
| Temperature (°F) |
| -20 -- (-30) |
| Height |
| 2 m |
| Spread |
| 2 m |
Photographs
Description and Growing Information
Flowering Period
| General Description |
| This dwarf, broad leaved evergreen retains its dark green colour year round. There are bright pink flowers on even the youngest specimens; leathery feeling on the topside of leaf. |
| Landscape |
| Primarily used for borders planted in groupings or masses, however if a garden is designed properly it can be used as either a focal point or an accent. |
| Cultivation |
| Place in partial shade with little to no wind, soil must be loamy and acidic. If the soil has poor drainage root rot may occur. Be sure to supercharge before winter and protect from snow build up. Mulch around the planting site. |
| Shape |
| Dwarf, upright form, almost pyramidal, with a medium growth rate. |
| Growth |
| Medium |
| ID Characteristic |
| Dark green leaves, coarse foliage, dark pink flowers emerge in mid May even on young plants. |
| Pests |
| Botryosphaeria canker, crown rot, dieback, dampening off, Japanese beetle, giant hornet, Asiatic garden beetle, lace bugs, rhododendron aphids, powdery mildew, rust, azalea stem borer, leaf scorch, shoestring root rot, shoot blight maybe problems. |
| Habitat |
| Horticultural origin. |
| Bark/Stem Description |
| Smooth grey texture year round |
| Flower/Leaf Bud Description |
| Vegetative buds are .5 cm long, pointed, scaly, yellowish green colour in early spring. Flower buds are 2-4 cm and are light pink. |
| Leaf Description |
| Alternate, simple, broad leaved evergreen. Leaves are 7.5 cm long and 5 cm wide, while the petiole is 3.5-5cm long. Foliage is slightly aromatic when bruised. |
| Flower Description |
| Dark pink flowers, 3.5-6 cm long and .5-1.5 cm wide. Flowers in mid-May to early June. |
| Fruit Description |
| Dehiscent 5-valved capsule. It is recommended that it be removed after flowers have died. Fruits are light green colour and measure 2-4cm in size. |
| Colour Description |
| Dark green leaves year round, bark is a smooth grey colour. |
| Texture Description |
| Medium to coarse all year. |
| Propagation |
| Cuttings have a moderately high success rate when cut in late summer to early autumn; however tissue culture is primarily used for the Haaga Rhododendron because it is a cultivar. |
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