River She-Oak – Casuarina cunninghamiana Tree Seeds | 600 Seeds | Fast Growing Evergreen Windbreak | Heat & Salt Tolerant | Tropical Shade Tree | Zone 9–11

Establish a large-scale planting of fast-growing, adaptable evergreens with these River She-Oak (Casuarina cunninghamiana) seeds. Known for its soft, pendulous foliage and narrow upright growth habit, this versatile tree is ideal for windbreaks, shelterbelts, screening, shade, and restoration projects.

Native to Australia, River She-Oak naturally grows along riverbanks and sandy flats but adapts well to a wide range of soils, including sandy, gravelly, alkaline, and nutrient-poor conditions. It tolerates heat, drought, salt spray, wind, and urban environments, making it an excellent solution for coastal properties and challenging sites.

As a nitrogen-fixing tree, it improves soil structure and fertility, making it highly valuable in agroforestry systems. It responds well to pruning, pollarding, and coppicing to create dense screens. This high-volume seed option is ideal for windbreak rows, reforestation efforts, farm shelterbelts, nursery production, or large property borders.

You will receive:
✔️ 600 River She-Oak seeds
✔️ Clearly labeled seed packet
✔️ Sowing instructions included
✔️ Non-pretreated seeds
✔️ Secure packaging for safe delivery

🌼 Growing Information
Common Name: River She-Oak
Botanical Name: Casuarina cunninghamiana
Plant Type: Evergreen tree
Growth Stage: Seed
Sun Requirements: Full sun
Soil: Well-drained soils; slightly acidic to very alkaline
Watering: Low to moderate; drought tolerant once established
Mature Height: 15–35 feet
Spread: 6–15 feet
Growth Rate: Fast to moderate
USDA Zones: 9–11
Foliage: Fine, pendulous evergreen branchlets
Special Features: Nitrogen fixing, salt tolerant, wind tolerant
Container Friendly: Yes, suitable for bonsai with pruning

💡 Care Tip:
Soak seeds in water for 24 hours before sowing. No stratification required. Plant seeds 1/8 inch deep in warm soil and keep consistently moist (not wet). Optimal germination temperature is approximately 85°F (30°C). Protect young seedlings from grazing during establishment.