River She-oak

River She-oak Care

Casuarina Cunninghamiana

What is the plant

Casuarina cunninghamiana occurs across much of Eastern Australia from southern NSW to norther Queensland and inland for up to 400km, fringing freshwater rivers and streams.Under cultivation it tolerates drought, seasonal water logging and slight to moderate salinty. The root system is moderate to deep and develops a thick mat, is excellent for erosion control.This species is dioecious with male and female flowers on separate plants. With age after planting it will develop a shaggy canopy with elegant pendulous branchlets.For something different to birches in clumps the River Sheoak looks great planted in clumps and is excellent for screening. Responds well to pruning and can be quite easily coppiced.

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Humidity

Dry

Lighting

Full Sun

Temperature

13°C - 29°C

Hardiness zone

8 - 11

Difficulty

Easy

How to Care for the Plant

Water
Always water in well after planting to settle the soil around the roots and keep the soil moist for several weeks while the new plant establishes
Fertilizer
Feed in Autumn and Spring to ensure strong root development.
Sunlight
Choose a place in the garden that gets full sun.

Disease diagnosis

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Soil
Requires a well-drained moisture-retentive soil in full sun. Succeeds in most soils, whether well-drained or damp, in Australian gardens
Temperature
They grow best where the mean annual temperature is in the range 13 - 29°c and the mean annual precipitation in the range of 500 - 1,500mm. Mature plants can tolerate temperatures down to about -10°c, but young growth is badly damaged at -1°c
Container
Choose a pot that is at least twice the size of the selected plant.