Images may show mature specimens and are provided as a guide only. As plants are living products, the size, shape and appearance of the stock supplied may vary from the images shown.
Nursery Direct
Giant Dioon - Dioon spinulosum
Premium advanced landscape stock selected for residential, estate and commercial projects.
Looking for a larger size?
sizes shown are confirmed available stock. If you require larger specimen, project quantities or specific sizes not listed, our sourcing team can locate additional stock through our national supplier network.
Request A Sourcing EnquiryOrder reviewed before dispatch
Every order is reviewed before dispatch to confirm stock, handling and freight requirements. Delivery protection is included.
Product Details
Overview & Specifications
Giant Dioon - Dioon spinulosum
One of the most architecturally commanding cycads on the planet, the Giant Dioon carries 300 million years of evolutionary refinement into the modern landscape. Its sweeping, symmetrical fronds and imposing trunk deliver immediate structural presence, the kind that takes decades to achieve from smaller stock. At advanced size, it arrives ready to define a space.
Why Giant Dioon
Architectural Presence: Symmetrical, arching fronds and a thickening caudex create a sculptural form that reads powerfully in both formal and naturalistic compositions.
Exceptional Longevity: Among the longest-lived plants available; a specimen installed today becomes a permanent fixture of lasting value to any property.
Low Intervention: No pruning required. Naturally resistant to pests and disease, with minimal fertiliser needs once established.
Climate Resilience: Drought-tolerant and adaptable to full sun or dappled shade, performing reliably across a broad range of Australian conditions.
Specimen-Grade Rarity: Advanced stock of this scale is scarce. These are not nursery fillers, they are centrepiece plants by nature and by stature.
Ideal Applications
Formal Entry Statements: Flanking driveways, gates, or building entries where scale and permanence are required.
Resort and Hospitality Landscapes: Anchors tropical or exotic planting schemes alongside palms and large-foliage species.
Poolside and Courtyard Features: Delivers year-round structure and lush texture in hard-landscaped settings without leaf litter concerns.
Container Installation: Suited to oversized decorative vessels for terraces, rooftop landscapes, and covered entryways where in-ground planting is not viable.
Specimen & Installation
Spacing (feature/avenue): 4–6m
Planting Season: Spring to early summer
Soil & Drainage: Well-drained sandy or loamy soil; tolerates poor soils but requires good drainage; drought tolerant once established
Establishment Care: Water regularly during the first 1–2 years to encourage root establishment, then reduce to infrequent deep watering. Protect from frost and waterlogged conditions, particularly in the establishment phase.
Plant Details
Height: 10–15m
Width: 3–5m
Growth Rate: Slow
Foliage: Evergreen
Light: Full sun to partial shade
Native to: Mexico
Flower Colour: None
Delivery
Specialist transport for advanced stock
Every order is wrapped, secured and palletised for delivery. Freight starts from $199.95 and is structured so larger orders receive better delivery value.
- Delivery is calculated by order value, with clear freight tiers shown before payment.
- Delivery estimated at 5-8 business days.
Freight Pricing
Freight table
Nursery Direct uses specialist nursery freight for advanced trees, palms and landscape stock. Freight is calculated using clear order-value tiers so customers can review delivery costs before completing their order.
| Order value | Freight |
|---|---|
| $0.01 to $1,000.01 | $199.95 |
| $1,000.02 to $1,400.01 | $249.95 |
| $1,400.02 to $1,650.01 | $299.95 |
| $1,650.02 to $1,950.01 | $349.95 |
| $1,950.02 to $2,250.01 | $399.95 |
| $2,250.02 to $2,500.01 | $449.95 |
| $2,500.02 to $2,750.01 | $499.95 |
| $2,750.02 to $3,000.01 | $549.95 |
| $3,000.02 to $3,350.01 | $599.95 |
| $3,350.02 to $3,650.01 | $649.95 |
| $3,650.02 to $3,850.01 | $699.95 |
| $3,850.02 to $4,150.01 | $749.95 |
| $4,150.02 to $4,450.01 | $799.95 |
| $4,450.02 to $4,750.01 | $849.95 |
| $4,750.02 to $5,000.01 | $899.95 |
| $5,000.02 to $5,250.01 | $949.95 |
| $5,250.02 to $5,550.01 | $999.95 |
| $5,550.02 to $5,850.01 | $1,049.95 |
| $5,850.02 to $6,100.01 | $1,099.95 |
| $6,100.02 to $6,350.01 | $1,149.95 |
| $6,350.02 to $6,650.01 | $1,199.95 |
| $6,650.02 to $6,950.01 | $1,249.95 |
| $6,950.02 to $7,250.01 | $1,299.95 |
| $7,250.02 to $7,500.01 | $1,349.95 |
| $7,500.02 to $7,750.01 | $1,399.95 |
| $7,750.02 to $8,000.01 | $1,449.95 |
| $8,000.02 to $8,350.01 | $1,499.95 |
| $8,350.02 to $8,650.01 | $1,549.95 |
| $8,650.02 to $8,850.01 | $1,599.95 |
| $8,850.02 to $9,150.01 | $1,649.95 |
| $9,150.02 to $9,450.01 | $1,699.95 |
| $9,450.02 to $9,750.01 | $1,749.95 |
| $9,750.02 and above | $1,799.95 |
For difficult access, oversized specimen stock, crane or machinery requirements, remote areas or commercial projects, please request project pricing before purchasing so our team can confirm the most appropriate freight method.
Installation
Professional installation available
Nursery Direct can arrange professional installation of advanced trees, specimen palms and landscape stock throughout many areas of Australia. Installation pricing varies depending on access, machinery requirements, tree size, planting conditions and location.
Request Installation QuoteWhy Nursery Direct
Built for serious landscapes
Nursery Direct gives customers access to mature trees, specimen palms and advanced stock for high-end residential and commercial landscapes.
- Mature trees and specimen palms
- Online ordering and project support
- Sourcing for hard-to-find stock
- Residential and commercial supply
