Azalea Princess Sonya
Azalea Princess Sonya is a compact evergreen azalea with semi-double frilled white flowers. The blooms open in spring and give the plant a delicate, layered look. This azalea holds a tidy, rounded habit and reaches around 1 to 1.2m high and wide at maturity, making it well suited to smaller gardens and containers.
Princess Sonya works well in a cottage garden, a Japanese-style planting, or a shaded mixed border. Its white flowers pair cleanly with pink or soft lilac azaleas for a gentle colour combination, or sit well alongside foliage plants. Plant in groups for a cohesive effect, or use a single specimen to brighten a shaded corner.
Grow this azalea in part shade or morning sun with afternoon shade. It needs free-draining, acidic soil enriched with compost. Work organic matter through the bed at planting and apply a layer of mulch to keep the shallow roots cool and moist. Avoid exposed, dry positions.
Trim lightly after flowering and water regularly through the first summer and in dry spells after that. Like all azaleas, Princess Sonya is toxic to cats, dogs, and horses if eaten, so take care in pet households.
Trimming: Trim lightly immediately after flowering in late spring to maintain a neat, compact shape. Azaleas flower on old wood, so avoid cutting back hard. Remove any dead, weak, or crossing stems at the same time.
Deadheading: Deadheading is not essential. You can remove spent blooms by hand to tidy the plant, but leaving them does no harm and the plant will perform well either way.
Fertilising: Feed in spring with a fertiliser formulated for azaleas, camellias, and rhododendrons. A light second application after flowering supports the flush of new growth. Avoid over-feeding, as the roots are shallow and sensitive.
Watering: Keep the soil evenly moist but never waterlogged. Water deeply through summer and during any dry spell. A mulch layer helps retain moisture and protects the shallow root system.
Pest Control: Watch for aphids, thrips, two-spotted mite, and scale insects. Check leaf undersides regularly and treat early with a suitable spray or horticultural oil to prevent populations from building up.
Disease Management: Free-draining soil, good airflow, and regular clearing of fallen leaves reduce the risk of most problems. Avoid wet or heavy soil, which can lead to Phytophthora root rot. In humid, still conditions, watch for powdery mildew on new growth. Pale swollen leaf galls, caused by Exobasidium, can appear occasionally; pick these off and bin them promptly.
Enjoy complimentary delivery anywhere in mainland New Zealand when you purchase plants worth $250 or more*.
For orders below $250, the following flat-rate delivery charges are applicable:
- Urban delivery within mainland New Zealand: $19.95
- Rural delivery within mainland New Zealand: $39.95
- Waiheke, Chatham and Great Barrier Islands: Please contact us for shipping options.
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