Gleditsia triacanthos 'Sunburst' - Sale - Evergreen Trees Direct

Gleditsia triacanthos 'Sunburst' - Evergreen Trees Direct

Gleditsia triacanthos 'Sunburst'

$250.00

Tax included. Shipping calculated at checkout.

Size: 40cm/45L

40cm/45L 100L 200L

All stock is grown, maintained and graded in strict accordance with AS 4373-2007, Australian Standard for Nursery Stock.

Current Stock Height Guides

40cm/45L: 1.7m – 2.2m Approx.
100L: 2.1m – 2.5m Approx.
200L: 2.6m – 3.5m Approx.

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.

Mature Height & Width

Mature Height: 10m - 15m Approximately

Mature Width: 8 – 15 meters

Gleditsia triacanthos 'Sunburst' is expected to grow 30 – 60 cm per year.

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)

Trade Customers

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Shipping Cost

Shipping is calculated at checkout based on the pallet space your order occupies in the truck and your delivery location.

There is no charge to calculate your freight.

Contact Us

Have a question or a list to send through to us?

Email: sales@evergreentrees.com.au

Phone: (03) 7042 3318

VOLUME DISCOUNTS

10% off orders over $1,000
15% off orders over $2,000
20% off orders over $7,500

Discounts Apply Automatically At Checkout

About Your New Gleditsia triacanthos 'Sunburst'

Gleditsia triacanthos 'Sunburst', known as Sunburst Honeylocust, is a stunning deciduous tree celebrated for its vibrant golden lime-yellow new foliage that matures to soft green in summer and turns rich golden-yellow in autumn. Reaching 12–18 meters tall with a broad, open pyramidal to oval canopy up to 15 meters wide, it offers a delicate, filtered light effect ideal for shade and high-impact planting in parks, streetscapes, and gardens.

This versatile tree features fine-textured, fern-like leaves, inconspicuous spring flowers, and occasional seed pods. Thriving in full sun to part shade and adapting well to various well-drained soils, Sunburst Honeylocust is moderately drought-tolerant once established. Its low-maintenance nature and tolerance to urban pollution, compacted soils, and wind make it an excellent choice for designers seeking beauty, structure, and resilience in landscape projects.

Enriched Planting Mix (AO Certified)

$21.95

Features and Benefits

Organically certified product
Improves aeration for roots
A rich blend of Pure Magic Compost, composted animal manure, Gypsum, composted coarse bark and wetting agent
Excellent to mix with heavy clay soils, an organic mixture with added gypsum which is perfect for exotic plants
Revitalises tired soils, adds nutrient and organic matter, no chemical additives, weed free
Assists in retaining moisture in the soil longer after rain or watering

Directions For Use

Water plant well at least several hours prior to planting.
Dig a hole at least twice the width of the pot and 7cm deeper than the pot.
Mix Grow Better Enriched Planting Mix with the soil that has been dug out of the hole, adding about 1/3 planting mix.
Spread a 7cm layer of improved soil in the hole and remove plant from the pot. Tease roots gently if the root ball is very firm and place plant in the planting hole. Check that pot soil is level with the surrounding soil surface level, not higher or lower.
Fill in the hole with improved soil mixture, firm down soil and water well adding Grow Better Plant Starter to final watering.

View full details

Type:

Enriched Planting Mix (AO Certified)

$21.95

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Uses in my Garden

Feature Tree
Avenue Planting
Shade Tree
Council or Civic Landscapes

Gleditsia triacanthos 'Sunburst' works in an:

Modern Garden – sleek, minimal, and design-led planting.
Woodland Garden – layered, naturalistic design under dappled light.
Heritage / Traditional Garden – timeless, classic plantings for period homes.
Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Is Gleditsia triacanthos 'Sunburst' Evergreen or Deciduous?

Gleditsia triacanthos 'Sunburst' is an Deciduous (Defoliates throughout colder months) Tree

Mature Height & Width

Mature Height: 10m - 15m Approximately

Mature Width: 8 – 15 meters

Gleditsia triacanthos 'Sunburst' is expected to grow 30 – 60 cm per year.

Growth Rate of Gleditsia triacanthos 'Sunburst'

Gleditsia triacanthos 'Sunburst' is expected to grow 30 – 60 cm per year.

They are considered to have a:

Medium Growth Rate
Fast Growth Rate

Frost Tolerance & Ideal Climate to plant Gleditsia triacanthos 'Sunburst'

Is Gleditsia triacanthos 'Sunburst' frost tolerant?

Gleditsia triacanthos 'Sunburst' is Frost Hardy – Survives heavy and frequent frost without damage.

Does Gleditsia triacanthos 'Sunburst' Flower?

Gleditsia triacanthos ‘Sunburst’ produces small, greenish-yellow fragrant flowers in late spring to early summer. These subtle blooms are largely hidden within the foliage, with the tree’s standout appeal coming from its bright golden new growth rather than its flowering display.

Does Gleditsia triacanthos 'Sunburst' flower?

Yes - Flowers

Flowering Period:

Spring

Flower Type:

Catkin-like

Flower Colour:

Yellow

Is Gleditsia triacanthos 'Sunburst' an Australian Native Tree?

No

Gleditsia triacanthos 'Sunburst' is Native to North America, where Gleditsia triacanthos (Honey Locust) grows naturally in woodlands, valleys, and along riverbanks.

What is the Wildlife Value of Gleditsia triacanthos 'Sunburst' ?

Its nectar-bearing blooms attract bees and small pollinators, while the open canopy provides perching and foraging habitat for small birds. The seed pods formed later in the season offer food for wildlife, and the dappled shade supports beneficial insects, boosting garden biodiversity.

How much Sunlight does Gleditsia triacanthos 'Sunburst' need?

Gleditsia triacanthos 'Sunburst' will thrive best in:

Full Sun
Part Shade

Preferred Soil?

Gleditsia triacanthos ‘Sunburst’ performs best in well-drained loam or sandy loam soils and tolerates slightly acidic to slightly alkaline conditions. While hardy, it may struggle in heavy clay or poorly drained areas unless improved with organic matter and coarse material to increase aeration. Keep soil evenly moist during establishment, then transition to deep, occasional watering as the tree matures to support strong drought resilience, stable structure and vibrant golden foliage.

Is Gleditsia triacanthos 'Sunburst' Drought Tolerant?

Is Gleditsia triacanthos 'Sunburst' Drought tolerant?

As a young tree it requires regular watering, but once established ‘Sunburst’ develops excellent drought tolerance. It thrives in hot, dry and exposed locations, maintaining its vibrant golden foliage and open, airy canopy with minimal supplementary watering.

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How To Plant Your Gleditsia triacanthos 'Sunburst'

How to Plant Sunburst Honeylocust:

Select an Ideal Location: Choose a location with well-draining soil and ample sunlight.
Prepare the Planting Hole: Dig a hole that is as deep and twice as wide as the root ball.
Plant the Tree: Position the tree in the hole, ensuring the top of the root ball is level with the surrounding soil.
Backfill: Fill the hole with soil and water thoroughly to eliminate air pockets.
Mulch: Apply mulch around the base of the tree to conserve moisture and prevent weed growth.

Recommended Planting Spacing For Your Gleditsia triacanthos 'Sunburst'

Feature Planting: Space 8 – 10 m apart for full canopy development

Hedging & Screening: Not suitable

Avenue Planting: Space 10 – 12 m apart for uniform coverage and airflow

Gleditsia triacanthos 'Sunburst' is expected to grow 30 – 60 cm per year.

Medium Growth Rate
Fast Growth Rate

Long Term Care For Your Gleditsia triacanthos 'Sunburst'

Caring for Sunburst Honeylocust:

Watering: Provide regular watering, especially during dry spells and the establishment phase.
Pruning: Prune as needed for shaping or to remove dead branches during the dormant season.
Monitoring: Keep an eye out for common tree pests and diseases.
Fertilization: Apply a balanced, slow-release fertilizer in early spring to support healthy growth.

Planting Your Gleditsia triacanthos 'Sunburst' in Different Soil

Optimal Soil Conditions for Ornamental Appeal

Ideal Drainage:
Requires well-drained soils to avoid root diseases and promote lush canopy development.

Well-Draining Soil:
Crucial for longevity and ornamental value.

If you have the following soil, here are some tips for you:

Sandy Soils:
Clay Soils:
Loamy Soils:
Acidic or Alkaline Soils:

Frequently Asked Questions

Frequently Asked Questions (FAQs):

Q: What makes Gleditsia triacanthos 'Sunburst' unique among Honeylocust varieties?
A: 'Sunburst' stands out for its striking golden foliage, making it a standout choice for ornamental landscapes.

Q: How tall can a mature Sunburst Honeylocust grow?
A: At maturity, it typically reaches a height of 12-18 meters, making it a majestic addition to landscapes.

Q: Is Sunburst Honeylocust suitable for urban environments?
A: Yes, it is well-suited for urban settings, thanks to its tolerance of pollution and adaptable nature.