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Cultivation

Container Cultivation of Rhododendron

Rhododendron L.

A method of growing rhododendrons in a limited volume, requiring the creation of specific soil conditions with a pH of 4.5–5.5 and a specialized water regime for the surface root system.

In the reference 40 varieties crop Azalea, where this is mentioned in the description.

Rhododendrons have a surface and compact root system; therefore, wide rather than deep containers are preferred for their maintenance. The use of ordinary garden soil is unacceptable due to its tendency to compact; it is necessary to use specialized acidic substrates based on peat, bark, and conifer needles with a high degree of aeration.

A critical factor is the maintenance of stable moisture, as the risk of the root ball drying out in a container is significantly higher than in open ground. When planting, it is important not to bury the root collar, and during care, it is necessary to exclude the use of chlorine-containing fertilizers and limit top dressing to the first half of the growing season to ensure shoot maturation.

General information about the subject — on the page Container culture.

Sources8

Varieties of Azalea mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Microhirs3

Active

Rhododendron L. · Azalea

WALTER PREIL|RALF LUTTMANN

6 records

RLH1 9P7

Active

Rhododendron L. · Azalea

Robert Harold Head^^^Lisa Jones Head

3 records

Conler

Active

Rhododendron L. · Azalea

Robert Edward Lee

3 records

Hort02

Active

Rhododendron L. · Azalea

John Vanderhaegen

3 records

Roblea

Active

Rhododendron L. · Azalea

Robert Edward Lee

3 records

Saxon Blush

Protection expired

Rhododendron L. · Azalea

O. Blumhardt

3 records

Saxon Glow

Protection expired

Rhododendron L. · Azalea

O. Blumhardt

3 records

AZAARE01

Active

Rhododendron L. · Azalea

Kwekerij Arends Paterswolde B.V.

3 records

AZAARE03

Active

Rhododendron L. · Azalea

Kwekerij Arends Paterswolde B.V.

3 records

Kosmos

Active

Rhododendron L. · Azalea

KARL GLASER

BE DK
3 records

Luci

Protection expired

Rhododendron L. · Azalea

KARL GLASER

BE DK
3 records

Wine and Roses

Active

Rhododendron L. · Azalea

Peter Cox, Kenneth Cox

2 records

Centennial Gold

Active

Rhododendron L. · Azalea

BOOMTEELTPRAKTIJKONDERZOEK

2 records

Pink Spider

Active

Rhododendron L. · Azalea

Magda De Waele-De Baerdemaeker

2 records

Roblezd

Active

Rhododendron L. · Azalea

Robert Edward Lee

2 records

HORT44

Active

Rhododendron L. · Azalea

HORTIBREED NV

2 records

Diderk

Active

Rhododendron L. · Azalea

JOHANN WIETING

2 records

WALMAUVRUF

Active

Rhododendron L. · Azalea

Walberton Plants LTD

2 records

Rani

Active

Rhododendron L. · Azalea

Hortibreed N.V.

2 records

Pink Cascade

Protection expired

Rhododendron L. · Azalea

Lewis, Helen / Lewis, Hubert

FR
2 records

ROSA PERLE

Terminated

Rhododendron L. · Azalea

OTTO STAHNKE

BE
1 record

Vera Maja

Terminated

Rhododendron L. · Azalea

Thomas und Paul Wensing (Gartenbau Wensing)

DE
1 record