Tristaniopsis laurina – Water Gum
Tristaniopsis laurina – Water Gum
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Current Stock Height Guides
Current Stock Height Guides
Height guide disclaimer: Height ranges are approximate only. As living products, plant heights naturally vary between individual plants, batches, and seasons. No guarantee is given that supplied plants will fall within the stated range. If minimum heights are required, you mustconfirm current batch heights with Evergreen Trees Direct prior to purchase. Variation in height is normal and is not grounds for return, refund, replacement, or compensation.
Root Ball Dimensions (Height & Width)
Root Ball Dimensions (Height & Width)
Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.
- 30cm Pot: 33cm (W) × 30cm (D)
- 40cm/45L Pot: 44cm (W) × 41.5cm (D)
- 50cm Pot / 70L Pot: 55cm (W) × 41.8cm (D)
- 100L Bag: 50.6cm (W) × 52.8cm (D)
- 150L Bag: 66cm (W) × 55cm (D)
- 200L Bag: 71.5cm (W) × 60.5cm (D)
- 300L Bag: 88cm (W) × 63.8cm (D)
- 400L Bag: 99cm (W) × 66cm (D)
- 500L Bag: 122cm (W) × 66cm (D)
- 750L Bag: 134cm (W) × 69cm (D)
- 1000L Bag: 146.3cm (W) × 71.5cm (D)
- 2000L Bag: 176cm (W) × 82.5cm (D)
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Trade Customers
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About Your New Tristaniopsis laurina – Water Gum
Tristaniopsis laurina, commonly known as the Water Gum, is a small to medium-sized Australian native tree valued for its compact form and attractive foliage. It develops smooth, mottled bark in shades of grey, cream, and orange, creating year-round visual interest. The leaves are glossy green, lance-shaped, and arranged densely along the branches, providing a neat, rounded canopy. In summer, clusters of small, yellow, star-shaped flowers appear, followed by woody seed capsules. Mature specimens generally reach 7–12 metres tall with a spread of 4–7 metres.
This species grows at a moderate rate and is well adapted to a wide range of soils, including those prone to occasional wetness. Tristaniopsis laurina is evergreen, hardy, and tolerant of light frost once established. It performs best in full sun to part shade and is low-maintenance, requiring only occasional pruning to shape when young. The flowers are nectar-rich, attracting birds, bees, and other pollinators.
They look excellent when planted as feature trees in gardens, used for avenue or street plantings, or incorporated into parks and civic landscapes. Their manageable size, neat form, and reliability make them popular in both residential and public planting schemes.
Uses in my Garden
Uses in my Garden
Tristaniopsis laurina – Water Gum works in an:
Is Tristaniopsis laurina – Water Gum Evergreen or Deciduous?
Is Tristaniopsis laurina – Water Gum Evergreen or Deciduous?
Tristaniopsis laurina – Water Gum is an Evergreen (foliage year round) Tree
Mature Height & Width
Mature Height & Width
Mature Height: 7–15 m
Mature Width: 4–8 m
Tristaniopsis laurina – Water Gum is expected to grow 0.5–1 m per year.
Growth Rate of Tristaniopsis laurina – Water Gum
Growth Rate of Tristaniopsis laurina – Water Gum
Tristaniopsis laurina – Water Gum is expected to grow 0.5–1 m per year.
They are considered to have a:
Frost Tolerance & Ideal Climate to plant Tristaniopsis laurina – Water Gum
Frost Tolerance & Ideal Climate to plant Tristaniopsis laurina – Water Gum
Is Tristaniopsis laurina – Water Gum frost tolerant?
Tristaniopsis laurina – Water Gum is Frost Tolerant – Can handle light to moderate frost once established.
Does Tristaniopsis laurina – Water Gum Flower?
Does Tristaniopsis laurina – Water Gum Flower?
Tristaniopsis laurina produces clusters of small, bright yellow, lightly fragrant flowers through the warmer months, typically in summer. These blooms stand out against the glossy green foliage and add a soft seasonal display that enhances the tree’s ornamental appeal.
Does Tristaniopsis laurina – Water Gum flower?
Flowering Period:
Flower Type:
Flower Colour:
Yellow
Is Tristaniopsis laurina – Water Gum an Australian Native Tree?
Is Tristaniopsis laurina – Water Gum an Australian Native Tree?
Yes
Tristaniopsis laurina – Water Gum is Native to Native to eastern Australia, from the NSW south coast through to Queensland, often found along streams and rivers.
What is the Wildlife Value of Tristaniopsis laurina – Water Gum ?
What is the Wildlife Value of Tristaniopsis laurina – Water Gum ?
Its lightly fragrant yellow flowers attract bees, hoverflies and other beneficial pollinators, while the dense evergreen canopy provides excellent shelter and foraging habitat for small birds. The combination of nectar, structure and year-round foliage makes the Water Gum a strong contributor to local biodiversity.
How much Sunlight does Tristaniopsis laurina – Water Gum need?
How much Sunlight does Tristaniopsis laurina – Water Gum need?
Tristaniopsis laurina – Water Gum will thrive best in:
Preferred Soil?
Preferred Soil?
Tristaniopsis laurina performs best in well-drained loam or sandy loam soils with an acidic to neutral pH. It will also tolerate coastal sands if enriched with organic matter to support moisture retention. Avoid heavy clay or waterlogged areas unless significantly improved, as poor drainage can stress the root system and reduce vigour. Keep the soil evenly moist during establishment, then gradually reduce watering as the tree matures.
Is Tristaniopsis laurina – Water Gum Drought Tolerant?
Is Tristaniopsis laurina – Water Gum Drought Tolerant?
Is Tristaniopsis laurina – Water Gum Drought tolerant?
As a young tree it requires regular watering to establish properly. Once established, Tristaniopsis laurina develops good drought tolerance, performing reliably through warm, dry periods when planted in well-drained soil. It retains its dense evergreen canopy with minimal supplementary watering once mature.
Planting Information
How To Plant Your Tristaniopsis laurina – Water Gum
How To Plant Your Tristaniopsis laurina – Water Gum
Recommended Planting Spacing For Your Tristaniopsis laurina – Water Gum
Recommended Planting Spacing For Your Tristaniopsis laurina – Water Gum
Tristaniopsis laurina – Water Gum is expected to grow 0.5–1 m per year.
Long Term Care For Your Tristaniopsis laurina – Water Gum
Long Term Care For Your Tristaniopsis laurina – Water Gum
Planting Your Tristaniopsis laurina – Water Gum in Different Soil
Planting Your Tristaniopsis laurina – Water Gum in Different Soil
Root Ball Dimensions (Width × Depth) For Planting
Root Ball Dimensions (Width × Depth) For Planting
Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.
- 30cm Pot: 33cm (W) × 30cm (D)
- 40cm/45L Pot: 44cm (W) × 41.5cm (D)
- 50cm Pot / 70L Pot: 55cm (W) × 41.8cm (D)
- 100L Bag: 50.6cm (W) × 52.8cm (D)
- 150L Bag: 66cm (W) × 55cm (D)
- 200L Bag: 71.5cm (W) × 60.5cm (D)
- 300L Bag: 88cm (W) × 63.8cm (D)
- 400L Bag: 99cm (W) × 66cm (D)
- 500L Bag: 122cm (W) × 66cm (D)
- 750L Bag: 134cm (W) × 69cm (D)
- 1000L Bag: 146.3cm (W) × 71.5cm (D)
- 2000L Bag: 176cm (W) × 82.5cm (D)
Frequently Asked Questions
Frequently Asked Questions
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