Rhododendron Kiwi Flash
Rhododendron Kiwi Flash
Rhododendron ‘Kiwi Flash’ is part of the Kiwi Series — a group of NZ-bred rhododendrons created by our very own Jeff Elliott at Elliott’s Wholesale Nursery (North Canterbury). If you like collecting plants with a local story, this is one of those lines that feels properly “grown for our gardens”.
Parentage: (‘The Master’ × ‘Whitney’s Orange’)
- Expected 5 Year Height 1.5 M Width 1.5 M
Is Rhododendron Kiwi Flash suitable for my garden?
Is Rhododendron Kiwi Flash suitable for my garden?
Rhododendron Kiwi Flash is best suited in a position that gets
- Partial shade
Rhododendron Kiwi Flash is
- Flowering
- Frost Tolerant
- Cold hardy
- Evergreen
Rhododendron Kiwi Flash will thrive in soil that is
- Acidic
- Normal
- Free draining
- Nutrient rich
How to establish your Rhododendron Kiwi Flash?
How to establish your Rhododendron Kiwi Flash?
Position: Morning sun to part shade is ideal. In the South Island, a spot with shelter from drying wind will keep foliage looking better year-round. NZ retailers commonly list it for full sun to part shade provided soil stays moist and well-drained.
Soil: Rhododendron ‘Kiwi Flash’ prefers acidic, humus-rich, free-draining soil. If you’re on clay, mound the planting area and work in composted bark/leaf mould to improve drainage (rhododendrons hate sitting wet).
Planting depth: Keep the rootball slightly proud of surrounding soil (they’re shallow-rooted).
Watering (first summer): Deep water during dry spells — consistent moisture helps better bud set for next season.
Mulch: Apply 5–8cm of pine bark/leaf mould to keep roots cool and evenly moist.
How to maintain your Rhododendron Kiwi Flash once established?
How to maintain your Rhododendron Kiwi Flash once established?
Deadhead after flowering: Remove spent trusses once flowering finishes to keep Rhododendron ‘Kiwi Flash’ tidy and encourage stronger growth for next year.
Pruning: If you want to shape it, prune straight after flowering (late spring/early summer) so you don’t cut off next season’s buds.
Feeding: In early spring, use a slow-release fertiliser for acid-loving plants (rhododendron/camellia type).
Winter protection tip: In colder or windier spots, mulch well and aim for shelter — cold + wind + winter sun is what usually causes leaf scorch.
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