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rosmarinus tuscan blue

Rosmarinus tuscan blue, also known as 'Tuscan Blue' Rosemary or Upright Rosemary, is a striking evergreen shrub that brings fragrance, beauty, and versatility to New Zealand gardens. Favoured for its upright growth habit and deep blue aromatic flowers, Rosmarinus tuscan blue is ideal for gardeners who want a plant that is both ornamental and practical. Whether you're seeking a robust herb for your kitchen, a graceful hedge, or a drought-tolerant accent in your landscape, this rosemary cultivar stands out with its easy-care nature and year-round appeal.

Rosmarinus 'Tuscan Blue'

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The 'Tuscan Blue' Rosemary is a fast-growing and upright variety that features petite, sky-blue flowers borne amidst the dark green leaves through winter and spring. This evergreen typically grows to 1 m tall and 1.5 m wide. 'Tuscan Blue' Rosemary is a versatile plant that is ideal for adding to a mixed planting, trimming into a hedge, planting around outdoor living areas, or including in an herb garden.

An upright Rosemary 'Tuscan Blue' shrub with blue flowers in a Mediterranean themed garden.
  • Suited to regions:
    All regions
  • Plant type:
    Shrubs
  • Height:
    1.00 m
  • Spread:
    1.50 m
  • Flowering time:
    Spring, Summer
  • Tolerances:
    Coastal, Hardy
  • Garden uses:
    Borders, Containers, Culinary, Hedging, Living areas, Paths & Steps, Pool areas
  • Garden styles:
    Alpine, Backyard, City & Courtyard, Coastal, Formal, Frontyard, Japanese, Mediterranean, Modern, Rock
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Rosmarinus 'Tuscan Blue'

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Features and Benefits

Tuscan Blue Rosemary is celebrated for its strong, upright stems that can reach up to 1.5 metres tall, creating a structural highlight in borders and herb gardens. The narrow, intensely aromatic foliage is a culinary favourite, perfect for seasoning roast meats, breads, and vegetables. This variety produces masses of deep blue flowers in spring and early summer, attracting pollinators and adding vibrant colour to outdoor spaces.

The upright form of Rosmarinus tuscan blue makes it excellent for hedging. Its tolerance to pruning allows you to shape it for formal or informal borders. The plant is exceptionally hardy, thriving in full sun and requiring little water once established. It's also resistant to most pests and diseases, making it a low-maintenance addition to both traditional and modern garden designs.

Planting and Care Tips

Rosmarinus tuscan blue prefers well-drained soils and full sunlight. It performs admirably in coastal environments and urban gardens alike, easily handling light frost and exposure. For best results, plant in a raised bed or amend the soil with sand to improve drainage—rosemary is sensitive to overly moist soil.

Regular pruning after flowering helps to maintain its shape and encourage fresh growth. This rosemary variety can also be grown in containers, making it perfect for patios or smaller gardens. Mulch lightly in autumn to retain moisture and protect roots from extreme winter temperatures.

Uses in the Garden

Rosmarinus tuscan blue is as versatile in design as it is in the kitchen. Use it as a fragrant hedge along paths or as a foundation plant in mixed borders. Its vertical growth complements groundcover herbs like Rosmarinus prostratus (Creeping Rosemary) or Rosmarinus 'Lockwood de Forest' (Creeping Rosemary). Pair it with flowering shrubs such as Azalea Magnifica Alba, Leptospermum 'Crimson Glory', or Hebe Annies Winter Wonder for a vibrant and textured landscape.

Related Rosemary Varieties

Expand your rosemary collection with unique cultivars, each offering distinct colours and growth habits. If you love the upright beauty of Rosmarinus tuscan blue, you might also consider Rosmarinus 'Mozart' for its compact growth and vivid blue flowers. For a softer trailing effect, try Rosmarinus prostratus (Creeping Rosemary) or Rosmarinus 'Blue Lagoon'. Those interested in unusual blooms can explore Rosmarinus 'Pink Remembrance' (Pink Rosemary) for delicate pink flowers that offer a twist on the classic rosemary look.

Enhance Your Outdoor Spaces

Integrating Rosmarinus tuscan blue into your garden ensures you enjoy both form and function. Its classic Mediterranean appeal complements native style gardens and formal landscapes alike. For a spectacular focal point, consider pairing it with statement plants such as Daphne odora Aureomarginata (Daphne japonica Striata) or Doryanthes excelsa (Gymea Lily).

With its bold presence, aromatic foliage, and easy-growing nature, Rosmarinus tuscan blue remains a top choice for New Zealand gardeners seeking elegance, flavour, and resilience.


Contact us

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.

Celebrate your favourites like Azalea Pink Ice and Lomandra 'Tanika', then branch out with Coprosma 'Red Rocks', Lavender 'Major', and Prunus Awanui.
–The Plant Company

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