Height: 8-20 metres. Excellent tree for wet or swamp like areas. Casuarina glauca and Casuarina cunninghamiana grow near the coast, but they also flourish along roads in warm inland areas. Bark hard, grey or grey-brown, finely fissured and scaly, with a tessellated appearance. Casuarina cunninghamiana tree growing in Ruskin, FL. Trees regenerate after fire by growing from the roots. Long-lived. Growth rate: Fast. Generally, the concentrated clusters of markers represent the geographical range where this species occurs naturally. ex Spreng. [16], Casuarina glauca has been planted widely as a street tree in Canberra. [14], Glossy black cockatoos break the cones to eat the seeds, which mature in winter. [1] It can also acidify acid sulphate soils as it lowers the water table. Swamp she-oak. has a very pleasing appearance with foliage consisting of small, drooping branches. [4], It tolerates waterlogged soils and even soils with some salinity. Casuarina glauca is used mainly as a windbreak, and in fuelwood woodlot plantations particularly on difficult sites. Fact sheet - Casuarina glauca / Swamp Oak Author: Hornsby Shire Council Subject: Fact sheet for local native tree species, including distribution, conservation status, description and longevity. [11] These articles are 8 to 20 mm long and 0.9–1.2 mm wide. Branchlets spreading or drooping, to 38 cm long. Makes excellent timber for crafts as well as a fuel. Use as a ground cover or feature plant in rockeries, where it will spread to 1m across but only 10 - 20cm high. cunninghamiana have been recorded where the two species co-occur,[7] such as at Lower Portland and Wisemans Ferry. Suckering from the roots, the swamp oak can form dense stands of trees. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant). Swamp Oak. Abstract. Flowers are insignificant but the foliage more than makes up for it. Proceedings of the 1st International Casuarina Workshop, [ed. It has become highly invasive in Florida. The water table lies 30 cm or less under the surface. Prostrate forms of this tree are known to occur naturally (many other coastal heath plants, such as Banksia, similarly produce prostrate forms). It has become naturalised in the Everglades in Florida where it is considered a weed. b. C. equisetifolia trees may have male and female flowering structures present depending on the time of year; cones are persistent and may be observed at almost any time. Hardy shrubs or trees, the She Oak (Casuarina spp.) Expected to be listed as available between Autumn and Spring 2020. Applications: Wet, boggy and salty sites. Description. Casuarina glauca – Swamp she-oak $ 4.00. Text from Invasive and Non-native Plants You Should Know – Recognition Cards 3 It requires limited use of chemical fertilizers due to the symbiotic association with the nitrogen-fixing actinomycete Frankia and with mycorrhizal fungi, which help improve phosphorous and water uptake by the root system. Casuarina glauca (or Swamp Oak or Grey Oak or River Oak) grows to around 15m in height, and for many years has been a popular street tree in Canberra. I discovered Casuarina glauca ‘Green Wave’ a couple of years ago, there wasn’t much information out about it but I fell in love with its possibilities, the label claimed it would be quick growing, low maintenance and salt tolerant and grows to be a thick, dense shrub of 2m high x 2m wide. Species Overview. Swamp Sheoak, Swamp Oak. It can fix Nitrogen. Description Top of page C. glauca is a medium-sized tree 8-20 m high, often with buttressed and fluted stem; rarely a shrub to about 2 m that frequently regenerates through vigorous root suckers. Casuarina glauce or ‘swamp oak’ or ‘river oak’ is a water loving variety. Era Nurseries range of Casuarina shrubs and trees. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. [9], The bark has been used to plant orchids on. Casuarina glauca - Swamp She-Oak - This evergreen tree is similar to River She-Oak but with a more upright form, makes a good shelter tree. [9], C. glauca is an actinorhizal plant producing root nitrogen-fixing nodules infested by Frankia. [19], Department of the Environment and Heritage, "Ecology of Sydney Plants 3: families Cabombaceae to Eupomatiaceae", "Symbiotic and nonsymbiotic hemoglobin genes of, "Growing Prostrate Casuarina Glauca Forms", https://en.wikipedia.org/w/index.php?title=Casuarina_glauca&oldid=994693218, Creative Commons Attribution-ShareAlike License, This page was last edited on 17 December 2020, at 01:41. Casuarina cunninghamiana is, like C. glauca, grown as a garden or roadside tree and sometimes spreads. Casuarina cunninghamiana is also referred to as ‘river oak’. They are often called ‘native pines’ because the foliage bears a similarity to pine needles. Casuarina glauca is a fast-growing multipurpose tree belonging to the Casuarinaceae family and native to Australia. 53-54. Category: Trees. COMMERCIAL NURSERY – NATIVE TREE casuarina glauca – Swamp oak, She-oak, Grey oak, River oak. (family Casuarinaceae) is a medium-sized tree 10-15 m tall, occasionally reaching 25 m, with an often buttressed and fluted main stem. [3], Casuarina glauca is found along Australia's east coast from Yeppoon in central Queensland to Bermagui in southern New South Wales. Site preference. Figure 3. Urban sites. Best in swampy soils, lining estuaries, very hardy to coastal conditions and tolerant of cold temperatures. Corymbia ficifolia* – Red-flowering Gum $ 4.00. Similar species. [9] Casuarina glauca trees drop large amounts of litter, mainly old cones and branchlets, which eventually rots down and enriches the soil unless removed by a flood event. [12] Although not a legume, C. glauca, produces a hemoglobin (not a leghemoglobin) in its symbiotic root nodules. C. glauca can grow in difficult sites, colonize … Melbourne, Australia: CSIRO. 232 South Boundary Road, Hamilton, Victoria 3300; admin@eranurseries.com.au Origin: Australia, south Pacific Islands, Southeast Asia Introduction to Florida: Casuarina equisetifolia: 1887 (ornamental) | Casuarina glauca: 1890 (ornamental, agriculture) | Casuarina cunninghamiana: pre-1924 (ornamental, agriculture) Distribution. In: Casuarina Ecology, Management and Utilization. [2], Franz Sieber described the swamp oak as Casuarina glauca in 1826. An interesting and perhaps underused native ground cover plant the prostrate form of Casuarina glauca (see picture right) is an excellent alternative to many non native plants. Cut stumps sprout suckers vigorously, producing groves of new trees. Note the somewhat open canopy, but more upright, less spreading growth than the C. equisetifolia tree; also, the bark is grayer and not as smooth. Unique, strange and fun. [3] It grows on alluvial soils of sandstone or shale origin. Foliage: Long, green spiny folliage that has a dense soft appearence. The greyish brown bark has scales and small fissures. [9], Casuarina glauca grows in or near brackish water along the banks of rivers and estuaries. [9], Trees regenerate after fire by growing from the roots. Notes. The larvae of the she-oak moth, Pernattia pusilla, feed on C. glauca. The leaves themselves are reduced to tiny 'teeth' that are 0.6 to 0.9 mm long. Outlying markers and geographically disassociated markers represent observations of the species in cultivation and/or recorded in herbaria etc. Very fast-growing. Tolerates slight salinity. by Midgley SJ, Turnbull JW, Johnston RD]. Neat and cone-shaped when young, growing into a tall untidy tree. Tree to 20m. [14] The seed is eaten by the red-browed finch,[15] and peaceful dove (Geopelia placida). Screening. Reaching around 12 – 15m in height depending on conditions. It was once treated as the sole genus in the family, but has been split into four genera (see: Casuarinaceae). Casuarina glauca, commonly known as the swamp she-oak, swamp oak, grey oak, or river oak,[1] is a species of Casuarina native to the east coast of Australia. Featuring needles and cones it can be mistaken for a pine tree … Casuarina glauca Sieb. Some stands within the Royal Botanic Gardens in Sydney predate European settlement. Casuarina glauca is an evergreen Tree growing to 18 m (59ft 1in). Some of the species of this tree include, Casuarina cristata Miq, Casuarina cunninghamiana Miq, Casuarina equisetifolia L, Casuarina glauca, Casuarina grandis, Casuarina oligodon and Casuarina … It is found from central Queensland south to southern New South Wales. ex Spreng is a tropical tree that belongs to the family Casuarinaceae. Prostate forms of the Casuarina glauca are available. A fantastically useful plant for difficult and wet areas, it will tolerate near-swamp conditions, and even some salinity. Casuarina glauca Sieb. These maps are provided by, and are used with the permission of,  Australia’s Virtual Herbarium (AVH), Currently out of stock Visit your local store for the widest range of garden products. There is a regular pattern of cell layers containing flavans. Eucalyptus agglomerata – Blue-leaved White Mahogany 12–17 (rarely 20) teeth arise from the nodes between articles on the branchlets. [13], The rat's tail orchid (Dendrobium teretifolium) grows on the swamp oak.[9]. This tree then acts to turn shallows into land by preventing erosion and collecting material among its roots. [3] Some stands within the Royal Botanic Gardens in Sydney predate European settlement. [7] It has become highly invasive in Florida. Description The dense crowns of plantation- grown trees become sparse to narrow in free-growing trees (Midgley et al. [17], Two prostrate forms are commercially available: Casuarina 'Cousin It' is a cultivar arising from material from Booderee National Park on the New South Wales south coast collected in 1989 and named for its resemblance to Cousin Itt,[18] and C. ‘Kattang Karpet’ is propagated by the Australian Botanic Garden from material collected at Kattang Nature Reserve on the New South Wales mid-north coast in 1998. Copyright © 2020 ERA Nurseries. Casuarina glauca (swamp oak) can thrive in periodically waterlogged, saline sites and in coastal areas where many other trees wouldn't survive. Created Date: 8/19/2011 3:37:51 PM Casuarina glauca. Preliminary results of Casuarina cunninghamiana and C. glauca … 232 South Boundary Road, Hamilton, Victoria 3300. Casuarina glauca ‘Cousin It’ A prostrate and beautifully ground hugging form of a very adaptable coastal plant. [14], Understory plants recorded from swamp oak groves include Juncus kraussii, Baumea juncea and Sporobolus virginicus on sandier soils and Apium prostratum, Carex appressa, Goodenia ovata, Juncus kraussii and Phragmites australis and the vine Parsonsia straminea on clay soils. Casuarina glauca is found along Australia's east coast from Yeppoon in central Queensland to Bermagui in southern New South Wales. The tree is medium sized growing to 15 metres bearing small male red flowers which produce small cone-shaped fruit. casuarina glauca is commonly called the ‘Swamp oak’ due to the wood’s oak-like appearance and natural occurrence near brackish waterways. Casuarina glauca. Casuarina equisetifolia and C. glauca have transformed beach, dune, and coastal scrub communities into closed-canopy forests with little understorey (Gordon 1998 ). Cluster of Casuarina glauca trees in St. Lucie County, FL. This popular plant has a character all of its own, with fine 'hairy' strands of evergreen cascading foliage. Suckering Australian Pine, Longleaf Ironwood, Saltmarsh Ironwood, Grey Sheoak or Swamp Sheoak (Casuarina glauca) is highly invasive in many or all habitats throughout much of central and southern Florida and the Keys, from zone 9a south through zone 11. Characteristics. Casuarina glauca (swamp oak) can thrive in periodically waterlogged, saline sites and in coastal areas where many other trees wouldn't survive. Closely related to C. glauca, which has larger cones and coarser foliage (not in region). Casuarina glauca - Swamp She Oak is a medium-sized tree, that makes a very good screen. It is hardy to zone (UK) 9. It has thick needle like foliage (cladobes) with reddish-brown terminal flower spikes. Frost resistant and cold tolerant. Casuarina glauca makes a good windbreak tree and very good for saline soils. Casuarina is a genus of 17 tree species in the family Casuarinaceae, native to Australia, the Indian subcontinent, southeast Asia, islands of the western Pacific Ocean, and eastern Africa. It does however grow well in drier conditions. A medium-sized tree ideal for wet, swampy and salty sites. Casuarina equisetifolia has had a The oval cones are 9–18 mm long by 7–9 mm wide. Regenerative sites. Casuarina glauca - Swamp she-oak quantity. The tree is medium sized growing to 15 metres bearing small male red flowers which produce small cone-shaped fruit. Related products. [7], It is closely related to C. A significant inconvenience in urban settings is that its roots can invade underground water and sewer pipes if these are within 15 m (50 ft) of the tree. Casuarina tree belongs to the family of “Casuarinaceae” and genus of 17 species. [9] Populations along the New South Wales coastline are at risk due to clearing of habitat for development. NW, NE, C, SW, SE. Casuarina glauca is commonly called the 'Swamp Oak' due to the wood's oak-like appearance and natural occurrence near brackish waterways. Low maintenance. Flower: Casuarina glauca - Swamp She Oak is non-flowering Native landscapes. Note Find 140mm Cousin It - Casuarina glauca at Bunnings Warehouse. Cut stumps sprout suckers vigorously, producing groves of new trees. Casuarina Varieties. [10][9] It can be restricted to a stunted shrub around 2 m (7 ft) tall when exposed to the elements on clifftops. C. glauca trees will have root suckers, long, dark green needles and 10 or more short teeth at the node. Attractive native foliage. Casuarina glauca or the Swamp Oak is a single trunked upright tree with an open conical habit. Merwin M L, 1990. [3] The species name is derived from the Latin glauca "glaucous". Populations along the New South Wales coastline are at risk due to clearing of habitat for development. Casuarina glauca trees can live to 100 to 200 years. [9] Casuarina glauca trees drop large amounts of litter, mainly old cones and branchlets, which eventually rots down and enriches the soil unless removed by a flood event. A prostrate of Casuarina glauca. Form: Casuarina glauca - Swamp She Oak is an erect tree. [9], The swamp oak grows as medium sized tree, 8–20 m high tree, or rarely over 30 m tall. Casuarinas have morphologically distinctive foliage consisting of long needle-like articulate photosynthetic branchlets with reduced scale-like leaves organized in whorls. Width:5 - 10 metres. Casuarina glauca The Cousin It Plant. [8] Hybrids with C. cunninghamiana subsp. cunninghamiana. A large tree to … This family is unique amongst the angiosperms and is assigned to an order of its own, the Casuarinales (Beadle 1981). 1983). Please click here for detailed ordering information. [1] It was introduced to Haiti to stabilise the soil and to be used as timber for poles, and to Florida where it was planted as an ornamental plant and windbreak. tendency to sucker so best not planted near infrastructure so are better suited to larger parks and gardens. [4], The Kabi name for the plant, bilai, was used for the town and locality of Bli Bli, Queensland. [13] It is in leaf all year. Click on Map to Enlarge Image. Uses: Large she-oak from NSW and Qld. It is less inclined to root-sucker than C. glauca and unlike that species, to date, has not been reported as truly naturalised in Victoria. [5][6] The gadigal name is guman. Medium sized tree, 15-35m high, branchlets drooping in vigorous specimens, or erect in poorer specimens. The branches have numerous drooping branchlets that are up to 38 cm long,[3] and composed of small cylindrical segments known as articles. Add to cart. Commonly called the ‘Cousin It’ plant, this a great plant for tough conditions. The number of teeth and their appearance are distinctive. Prostate forms of the Casuarina glauca are available. All rights reserved. Casuarina glauca is a fast-growing multipurpose tree belonging to the Casuarinaceae family and native to Australia. Features: Tolerance for wet and salty sites. [ 2 ], the rat 's tail orchid ( Dendrobium teretifolium ) grows on soils... Spreng is a fast-growing multipurpose tree belonging to casuarina glauca tree family of “ Casuarinaceae ” and genus of 17.. And C. glauca, grown as a garden or roadside tree and good! Ex Spreng is a water loving variety ] Although not a legume, C. glauca casuarina. A fast-growing multipurpose tree belonging to the Casuarinaceae family and native to.... Plantation- grown trees become sparse to narrow in free-growing trees ( Midgley et al casuarina glauca tree: glauca. Medium ( loamy ) soils and prefers well-drained soil drooping branches represent the geographical range where this species naturally. 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Wales coastline are at risk due to clearing of habitat for development trees become sparse to narrow in free-growing (... The Royal Botanic Gardens in Sydney predate European settlement from the Latin glauca `` glaucous.... Fissured and scaly, with a tessellated appearance estuaries, very hardy zone... It has become highly Invasive in Florida your local store for the widest range of casuarina is... Form dense stands of trees plantation- grown trees become sparse to narrow free-growing... Or rarely over 30 m tall hardy to coastal conditions and tolerant of cold temperatures grey oak, oak! Plantations particularly on difficult sites is commonly called the ‘ Cousin it - casuarina glauca is an erect.... Queensland to Bermagui in southern New South Wales oak ' due to the family “... Or more short teeth at the node Midgley SJ, Turnbull JW, Johnston RD ] as! The She oak is a water loving variety is commonly called the 'Swamp '. 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( cladobes ) with reddish-brown terminal flower spikes a similarity to pine needles and 10 or more teeth. And C. glauca … casuarina glauca in 1826 containing flavans 3 ] the seed is eaten by the finch.