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Eucalyptus polyanthemos

Red Box

Eucalyptus polyanthemos is a distinctive evergreen tree known for its rounded, silvery blue leaves and graceful form. It adds a soft, ornamental look to New Zealand gardens while also providing structure and shelter. This hardy tree thrives in sunny conditions and is well suited to a range of environments. Its unique foliage and adaptability make it a popular choice for both landscape planting and feature use.

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Suited to regions:Subtropical, Temperate
Plant type:Trees
Height:20.00 m
Spread:8.00 m
Flowering time:Spring, Summer
Tolerances:Coastal, Extended dry periods, Hardy, Wind
Garden uses:Parks, Screening, Specimen
Garden styles:Coastal, Mediterranean
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known asRed Box
Sku11601

How to grow Eucalyptus polyanthemos in NZ

Eucalyptus polyanthemos grows best in full sun with well drained soil and performs well across many regions of New Zealand. It tolerates a range of soil types but prefers lighter soils. Plant in spring or autumn for strong establishment. Water regularly during the early stages, then reduce watering once established. It is frost tolerant and handles dry conditions well once mature, making it a versatile choice.

Eucalyptus polyanthemos care tips

Eucalyptus polyanthemos is low maintenance once established. Water during establishment, then only during extended dry periods. Prune as needed to maintain shape or control size. Regular pruning can help retain the attractive rounded juvenile foliage. Remove any dead or damaged branches as required. Avoid excessive fertiliser as this tree thrives in moderate soil conditions.

Eucalyptus polyanthemos size, spacing, and growth rate

Eucalyptus polyanthemos typically grows to around 10 to 15 metres tall and 6 to 10 metres wide. It has a moderate to fast growth rate depending on conditions. Space trees well away from buildings and other plants to allow for full development. Its spreading canopy and rounded foliage make it ideal for adding both height and width to a landscape.

Landscaping uses for Eucalyptus polyanthemos

Eucalyptus polyanthemos is ideal as a feature tree, for shelter planting, or for adding contrast to garden designs. Its silvery foliage pairs well with darker plants and suits modern landscapes. It is also popular for cut foliage. Use it to create structure, provide light shade, or enhance outdoor spaces with its distinctive appearance.

Why buy Eucalyptus polyanthemos from The Plant Company?

The Plant Company supplies premium quality Eucalyptus polyanthemos plants that are grown for New Zealand conditions. As NZ’s most trusted plant nursery, we ensure every plant is healthy and ready to thrive. With fast nationwide delivery and expert advice, we make it easy to achieve excellent results. Choose The Plant Company for top quality plants, reliable service, and the confidence to create a standout landscape.

Questions and Answers

Have a question about Eucalyptus polyanthemos (Red Box)? We are here to help.

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