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blue catmint plant

The blue catmint plant is a staple in New Zealand gardens, loved for its striking blue flowers, aromatic foliage, and exceptional versatility. With masses of soft blue blooms from late spring right through to autumn, this hardy perennial creates a calming wash of colour in borders, cottage gardens, and pollinator-friendly landscapes. Its drought tolerance, low maintenance needs, and appeal to bees and butterflies make it an outstanding choice for gardeners of all experience levels.

Nepeta 'Six Hills Giant' green foliage and blue flowers.

Nepeta 'Six Hills Giant' (Catmint)

Nepeta 'Six Hills Giant' is a vigorous perennial prized for its aromatic foliage and abundant lavender blue flowers that bloom from late spring through summer. Taller than most Catmints, this variety creates a soft, flowing effect in NZ gardens, attracting bees and butterflies in abundance. Its drought tolerance and low maintenance needs make it ideal for both cottage and modern landscapes. 'Six Hills Giant' delivers colour, fragrance, and resilience with ease.

Suited to regions: Subtropical, Temperate
Plant type: Perennials
Height: 50 cm
Spread: 75 cm
Flowering time: Summer, Autumn
Tolerances: Hardy
Garden uses: Borders, Containers, Living areas, Paths & Steps, Pool areas
Garden styles: Backyard, City & Courtyard, Frontyard, Modern
prostanthera-eddington-blue-

Prostanthera Eddington Blue (Mint Bush Plant)

Prostanthera Eddington Blue is an evergreen shrub grown for its foliage and flowers. It features small and glossy, green leaves which are highly aromatic. The foliage is complemented with masses of small, blue flowers in spring as it grows to 1 m tall and the same wide. Prostanthera Eddington Blue is commonly included in a mixed planting, used in borders, or planted anywhere the beauty and fragrance of this plant can be enjoyed.

Suited to regions: Subtropical, Temperate
Plant type: Shrubs
Height: 1.00 m
Spread: 1.00 m
Flowering time: Spring
Garden uses: Borders, Containers, Paths & Steps
Garden styles: Backyard, City & Courtyard, Frontyard, Modern, Rock
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Nepeta 'Six Hills Giant' (Catmint)

Did you find what you are looking for?

You might be interested in exploring related Latin Names - Brunfelsia, Chlorophytum, Cupressus, Dianella, Dichroa, Duranta, Eucalyptus, Helictotrichon, Hosta, Hydrangea, Jacaranda, Juncus, Lavender, Liriope, Nepeta, Perovskia, Phlebodium, Pimelea, Pittosporum, Podocarpus, Prostanthera, Rosmarinus, Salvia, Stromanthe Tibouchina and Wisteria, or related Categories - Plant Labels, Deciduous Climbers, Conifer Trees, Flaxes, Grasses, Groundcover Plants, Indoor Plants, Perennials, Deciduous Shrubs, Evergreen Shrubs Deciduous Trees and Evergreen Trees.

Search blue catmint plant

Why Choose a Blue Catmint Plant?

Few perennials offer as much visual interest and garden performance as the blue catmint plant. Its long, arching stems are smothered in pastel blue or violet flower spikes, adding a soothing presence to any planting scheme. The delicately scented, grey-green foliage is just as attractive, providing a lovely contrast against more vivid blooms or rich evergreen foliage. This plant fits perfectly into informal borders, pathway edges, or even mass-planted drifts for a naturalistic effect.

Growing and Caring for Blue Catmint Plants

Blue catmint plant thrives in full sun and well-drained soil, making it an ideal solution for hot, sheltered spots or gravel gardens across New Zealand. Once established, it is highly drought tolerant, requiring little supplementary watering. Simply cut back spent stems after the main flush of flowers to encourage a second bloom. It’s almost immune to pests and diseases, thriving in both rural and urban environments.

Gardeners looking for a show-stopping variety should consider Nepeta 'Six Hills Giant' (Catmint), renowned for its vigorous growth and profuse flower spikes.

Companion Plants and Design Ideas

The gentle tones of the blue catmint plant work beautifully alongside a variety of blue-hued and silver-leaf companions. For gardeners seeking an extended palette of cool tones, pair catmint with:

For a uniquely New Zealand twist, consider mixing in native shrubs and flaxes, or create a scented border by including Prostanthera Eddington Blue (Mint Bush Plant) for additional fragrance and pollinator appeal.

Blue Catmint Plant: Wildlife and Garden Benefits

The blue catmint plant is a magnet for native bees, butterflies, and beneficial insects, making it a valuable friend to New Zealand’s biodiversity. Its robust nature means it requires little intervention, making it a sustainable choice for eco-conscious gardeners. Cut flowers also last well in informal bouquets, bringing fragrance and colour indoors.

Whether you’re revamping a cottage border or seeking drought-resistant perennials, the blue catmint plant delivers enduring beauty and reliable performance. Explore the full potential of blue-toned planting by incorporating harmonious species like Nepeta 'Six Hills Giant' (Catmint), Helictotrichon sempervirens (Blue Oatgrass), or Dianella Blue Twist for a garden that thrives season after season.


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Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

–The Plant Company

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