Azalea

Azalea mollis

Rhododendron Mollis, Deciduous Rhododendron

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Azaleas make a beautiful addition to any garden, with bushes covered in blooms, that come in various colours, from late winter until early summer. In autumn, the leaves become vibrantly multicoloured. While fairly low maintenance, they should be pruned after blooming to shape the plants. Remove dead or diseased branches any time. They love to growin acid soil!
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Related Plants

Planning

Difficulty

Easy

Flowering time

Winter, Spring

Fruiting time

Spring

Harvesting

The flowers can be harvested and used as cut flowers.

Propagation

Cuttings

Azalea semi-hardwood cuttings are taken with a heel and wounded to encourage rooting.

Layering

Layer the lower branches in summer growing season.

Division

Saddle grafting is done in Autumn or side veneer grafting in spring.

Seed

Sow into pots in spring, leave seed uncovered on the surface of the compost or top off the pots with a 2cm layer of damp perlite, scatter the seed over the perlite and ‘plough’ in using a pencil.

Special features

Pot plant

These plants can be grown in containers,. You will need a good sized pot and a good quality potting mix.

Autumn colour

The vibrant green leaves turn brilliantly multicolored as the season changes.

Attractive flowers

Azalea mollis bears 8-15 cm clusters of red, yellow, orange, pink, white or purple funnel-shaped flowers in spring and early summer.

Special features

Origin

Europe, Eastern & Western North America, Asia.

Natural climate

Temperate to Cold

Environment

Light

Partial Shade, Partial Sun

Soil moisture

Moist

Soil type

Clay, Loam

Soil PH preference

Acid

Frost hardiness

Half-Hardy

Personality

Family

Ericaceae

Flower colour

Red, Yellow, White, Orange, Pink

Scent

Mild

Problems

Azaleas can be attacked by scale insects. Spray a dormant oil spray on branches in late winter before the flowers emerge to kill overwintering insect eggs. Powdery mildew may need to be controlled in years with hot, humid summers.

Related Problems

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Knowledge and advice

Search our ever-growing knowledge base to find plants and information. Find out about pests and diseases you should be keeping an eye out for. Watch How to videos or follow step by step guides for tasks in the garden. Free download for your phone or tablet.
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