Azalea White Inga
Azalea White Inga is a compact evergreen azalea grown for its pure white double flowers. The blooms open in spring, covering the plant in layers of ruffled petals that give a full, lush look without any fuss. This azalea holds a tidy, rounded habit and reaches around 1 to 1.2m high and wide at maturity, making it a practical choice for smaller spaces.
White Inga fits well into a cottage garden, a Japanese-style planting, or a formal border where its clean colour reads clearly against dark foliage. Mass several plants together for a bold white display in late September and October, or use a single plant to brighten a shaded corner. It pairs well with pink or soft mauve azaleas for a gentle contrast.
Grow this azalea in part shade or morning sun with afternoon shade. It needs free-draining, acidic soil enriched with compost. Mulch around the base to keep the shallow roots cool and retain moisture. Avoid exposed, hot positions, which dry the roots and stress the plant.
Trim lightly after flowering, water regularly through summer, and feed each spring with an azalea-specific fertiliser. Like all azaleas and rhododendrons, White Inga is toxic to cats, dogs, and horses if eaten.
Trimming: Trim lightly straight after flowering in late spring to maintain a neat, rounded shape. Azaleas flower on old wood, so avoid cutting back hard. Remove any dead 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 flower reliably the following spring regardless.
Fertilising: Feed in spring with a fertiliser formulated for azaleas, camellias, and rhododendrons. A light second application after flowering supports the new growth that will carry next season's flowers. Avoid over-feeding, as the shallow roots are sensitive.
Watering: Keep the soil evenly moist through the first summer and during any dry spell. Water deeply rather than little and often. A layer of mulch helps hold moisture and protects the shallow root system from heat.
Pest Control: Watch for aphids, thrips, two-spotted mite, and scale insects. Check leaf undersides regularly and treat early with a suitable horticultural oil or spray to keep populations in check.
Disease Management: Good drainage and airflow prevent most problems. Wet or heavy soil invites Phytophthora root rot, which is the most serious risk. Clear fallen leaves and spent flowers to reduce the chance of petal blight and fungal issues taking hold.
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- Urban delivery within mainland New Zealand: $19.95
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