Tristaniopsis Laurina 'Luscious'

Luscious Water Gum / Water Gum / Kanooka

Botanical Name: Tristaniopsis laurina 'Luscious'
Family: Myrtaceae
Origin: Australia
Plant Type: Evergreen tree

Overview

A premium selection of our native Water Gum, ‘Luscious’ thrives in Adelaide’s Mediterranean climate. Expect larger, glossy leaves with copper-bronze new growth, sweetly fragrant yellow flowers in late spring–summer, and handsome cinnamon bark—all on a tidy, durable evergreen canopy that handles heat, wind and coastal conditions.

Key Features

• Mature Size: 6–10 m H × 3–5 m W (smaller with formative pruning or in pots)
• Growth Rate: 30-60 cm per year under good conditions
• Foliage: Large, glossy deep-green leaves, slightly wavy; neat, dense canopy
• Flowers: Clusters of soft yellow, starry blooms late spring–summer; sweet honey fragrance up close
  
• Seasonal Interest: Evergreen canopy, copper flushes, fragrant summer flowers, attractive cinnamon, flaking bark
• Wildlife Value: Good for pollinators (bees) and small birds; nectar in bloom
• Tolerance: Drought & heat tolerant once established; wind & coastal hardy; light frost tolerant; tolerates urban soils and air pollution; avoid prolonged waterlogging
• Planting Density: Avenue/specimen: 1 tree per 16–25 m² (4–5 m apart), depending on mature canopy
• Pet Friendly: Yes — generally non-toxic

Where It Works Best

• Sunlight: Full sun to part shade (more sun = tighter canopy & better flowering)
• Soil: Well-drained loam or sandy loam; improve heavier clays; mulch to keep roots cool
• Water Needs: Establishment: 2 deep soaks/week for 8–12 weeks. Established: deep soak every 10–14 days in summer (more in heatwaves); monthly in winter if dry
• Maintenance: Formative prune in the first 2–3 years to set clear trunk/canopy; light prune after flowering; slow-release feed in early spring; refresh mulch annually
• Lifespan: 25-50+ years
• Climate Zones: Suited to temperate & Mediterranean SA, including coastal suburbs
• Soil pH: Slightly acidic to mildly alkaline

Landscape & Design Ideas

• Street/driveway avenue or feature tree for modern native gardens
• Evergreen shade near patios and play areas (low litter; neat canopy)
• Coastal/urban plantings where durability and polish are key

Why You Will Love It

Glossy, copper-tinted foliage, honey-fragrant yellow flowers and year-round neatness—‘Luscious’ delivers premium street-tree looks with low fuss. It’s Adelaide-tough, bird- and bee-friendly, and stays beautifully presentable with minimal pruning.