These maps are provided by, and are used with the permission of,  Australia’s Virtual Herbarium (AVH), Currently out of stock Casuarina glauca is commonly called the 'Swamp Oak' due to the wood's oak-like appearance and natural occurrence near brackish waterways. Generally, the concentrated clusters of markers represent the geographical range where this species occurs naturally. Growth rate: Fast. Similar species. Corymbia ficifolia* – Red-flowering Gum $ 4.00. Flowers are insignificant but the foliage more than makes up for it. Casuarina glauca Sieb. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant). Casuarina glauca makes a good windbreak tree and very good for saline soils. Neat and cone-shaped when young, growing into a tall untidy tree. Casuarina glauca ‘Cousin It’ A prostrate and beautifully ground hugging form of a very adaptable coastal plant. 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. Expected to be listed as available between Autumn and Spring 2020. It was once treated as the sole genus in the family, but has been split into four genera (see: Casuarinaceae). Casuarina cunninghamiana tree growing in Ruskin, FL. Site preference. Figure 3. [4], It tolerates waterlogged soils and even soils with some salinity. 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. Swamp Sheoak, Swamp Oak. Form: Casuarina glauca - Swamp She Oak is an erect tree. 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. Casuarina glauca - Swamp she-oak quantity. Bark hard, grey or grey-brown, finely fissured and scaly, with a tessellated appearance. [9], The swamp oak grows as medium sized tree, 8–20 m high tree, or rarely over 30 m tall. [2], Franz Sieber described the swamp oak as Casuarina glauca in 1826. In: Casuarina Ecology, Management and Utilization. Casuarina glauca is an evergreen Tree growing to 18 m (59ft 1in). Outlying markers and geographically disassociated markers represent observations of the species in cultivation and/or recorded in herbaria etc. 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. This tree then acts to turn shallows into land by preventing erosion and collecting material among its roots. Some stands within the Royal Botanic Gardens in Sydney predate European settlement. Abstract. Tree to 20m. [3] Some stands within the Royal Botanic Gardens in Sydney predate European settlement. Long-lived. C. glauca can grow in difficult sites, colonize … Casuarina glauca Sieb. There is a regular pattern of cell layers containing flavans. Casuarina glauca – Swamp she-oak $ 4.00. Featuring needles and cones it can be mistaken for a pine tree … 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. (family Casuarinaceae) is a medium-sized tree 10-15 m tall, occasionally reaching 25 m, with an often buttressed and fluted main stem. Excellent tree for wet or swamp like areas. [5][6] The gadigal name is guman. Tolerates slight salinity. cunninghamiana have been recorded where the two species co-occur,[7] such as at Lower Portland and Wisemans Ferry. C. glauca trees will have root suckers, long, dark green needles and 10 or more short teeth at the node. 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. Species Overview. [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. The water table lies 30 cm or less under the surface. [3], Casuarina glauca is found along Australia's east coast from Yeppoon in central Queensland to Bermagui in southern New South Wales. Add to cart. Find 140mm Cousin It - Casuarina glauca at Bunnings Warehouse. Commonly called the ‘Cousin It’ plant, this a great plant for tough conditions. Casuarina glauca is used mainly as a windbreak, and in fuelwood woodlot plantations particularly on difficult sites. It is in leaf all year. Visit your local store for the widest range of garden products. It does however grow well in drier conditions. Related products. Cluster of Casuarina glauca trees in St. Lucie County, FL. [7] It has become highly invasive in Florida. Casuarina glauca is a fast-growing multipurpose tree belonging to the Casuarinaceae family and native to Australia. Casuarina cunninghamiana is also referred to as ‘river oak’. Merwin M L, 1990. Category: Trees. [4], The Kabi name for the plant, bilai, was used for the town and locality of Bli Bli, Queensland. [9], The bark has been used to plant orchids on. Height: 8-20 metres. Regenerative sites. Created Date: 8/19/2011 3:37:51 PM [1] It can also acidify acid sulphate soils as it lowers the water table. A medium-sized tree ideal for wet, swampy and salty sites. Casuarina glauca The Cousin It Plant. COMMERCIAL NURSERY – NATIVE TREE casuarina glauca – Swamp oak, She-oak, Grey oak, River oak. [3] The species name is derived from the Latin glauca "glaucous". Note Unique, strange and fun. The leaves themselves are reduced to tiny 'teeth' that are 0.6 to 0.9 mm long. Attractive native foliage. [9], Trees regenerate after fire by growing from the roots. tendency to sucker so best not planted near infrastructure so are better suited to larger parks and gardens. Casuarina equisetifolia and C. glauca have transformed beach, dune, and coastal scrub communities into closed-canopy forests with little understorey (Gordon 1998 ). 12–17 (rarely 20) teeth arise from the nodes between articles on the branchlets. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Cut stumps sprout suckers vigorously, producing groves of new trees. 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. Prostate forms of the Casuarina glauca are available. Frost resistant and cold tolerant. The branches have numerous drooping branchlets that are up to 38 cm long,[3] and composed of small cylindrical segments known as articles. [7], It is closely related to C. 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 … [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. 232 South Boundary Road, Hamilton, Victoria 3300. [14] The seed is eaten by the red-browed finch,[15] and peaceful dove (Geopelia placida). Casuarina glauca. Uses: Large she-oak from NSW and Qld. Casuarina glauca trees can live to 100 to 200 years. Swamp she-oak. Click on Map to Enlarge Image. [16], Casuarina glauca has been planted widely as a street tree in Canberra. Trees regenerate after fire by growing from the roots. Urban sites. Please click here for detailed ordering information. It has become naturalised in the Everglades in Florida where it is considered a weed. Casuarina glauca (swamp oak) can thrive in periodically waterlogged, saline sites and in coastal areas where many other trees wouldn't survive. This family is unique amongst the angiosperms and is assigned to an order of its own, the Casuarinales (Beadle 1981). Casuarina glauca (swamp oak) can thrive in periodically waterlogged, saline sites and in coastal areas where many other trees wouldn't survive. Makes excellent timber for crafts as well as a fuel. Best in swampy soils, lining estuaries, very hardy to coastal conditions and tolerant of cold temperatures. Melbourne, Australia: CSIRO. Swamp Oak. 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. Width:5 - 10 metres. 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. It has thick needle like foliage (cladobes) with reddish-brown terminal flower spikes. 1983). The oval cones are 9–18 mm long by 7–9 mm wide. ex Spreng is a tropical tree that belongs to the family Casuarinaceae. 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. 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. Description A prostrate of Casuarina glauca. Casuarina glauca is found along Australia's east coast from Yeppoon in central Queensland to Bermagui in southern New South Wales. [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. It is found from central Queensland south to southern New South Wales. 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. Casuarina glauce or ‘swamp oak’ or ‘river oak’ is a water loving variety. Casuarina glauca is a fast-growing multipurpose tree belonging to the Casuarinaceae family and native to Australia. [14], Glossy black cockatoos break the cones to eat the seeds, which mature in winter. It is hardy to zone (UK) 9. [13], The rat's tail orchid (Dendrobium teretifolium) grows on the swamp oak.[9]. Characteristics. Notes. 53-54. [13] ex Spreng. 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. Casuarina glauca - Swamp She Oak is a medium-sized tree, that makes a very good screen. Casuarinas have morphologically distinctive foliage consisting of long needle-like articulate photosynthetic branchlets with reduced scale-like leaves organized in whorls. cunninghamiana. has a very pleasing appearance with foliage consisting of small, drooping branches. [9] Populations along the New South Wales coastline are at risk due to clearing of habitat for development. Description. All rights reserved. Use as a ground cover or feature plant in rockeries, where it will spread to 1m across but only 10 - 20cm high. [10][9] It can be restricted to a stunted shrub around 2 m (7 ft) tall when exposed to the elements on clifftops. The tree is medium sized growing to 15 metres bearing small male red flowers which produce small cone-shaped fruit. Eucalyptus agglomerata – Blue-leaved White Mahogany Low maintenance. [9], C. glauca is an actinorhizal plant producing root nitrogen-fixing nodules infested by Frankia. A fantastically useful plant for difficult and wet areas, it will tolerate near-swamp conditions, and even some salinity. Casuarina Varieties. Casuarina tree belongs to the family of “Casuarinaceae” and genus of 17 species. 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. [3] It grows on alluvial soils of sandstone or shale origin. Suckering from the roots, the swamp oak can form dense stands of trees. [11] These articles are 8 to 20 mm long and 0.9–1.2 mm wide. [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. NW, NE, C, SW, SE. [9], Casuarina glauca grows in or near brackish water along the banks of rivers and estuaries. Casuarina cunninghamiana is, like C. glauca, grown as a garden or roadside tree and sometimes spreads. Copyright © 2020 ERA Nurseries. casuarina glauca is commonly called the ‘Swamp oak’ due to the wood’s oak-like appearance and natural occurrence near brackish waterways. Era Nurseries range of Casuarina shrubs and trees. Hardy shrubs or trees, the She Oak (Casuarina spp.) The greyish brown bark has scales and small fissures. The larvae of the she-oak moth, Pernattia pusilla, feed on C. glauca. The tree is medium sized growing to 15 metres bearing small male red flowers which produce small cone-shaped fruit. The dense crowns of plantation- grown trees become sparse to narrow in free-growing trees (Midgley et al. Native landscapes. Proceedings of the 1st International Casuarina Workshop, [ed. A large tree to … Populations along the New South Wales coastline are at risk due to clearing of habitat for development. 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. It can fix Nitrogen. Casuarina equisetifolia has had a Flower: Casuarina glauca - Swamp She Oak is non-flowering Branchlets spreading or drooping, to 38 cm long. Text from Invasive and Non-native Plants You Should Know – Recognition Cards 3 Prostrate forms of this tree are known to occur naturally (many other coastal heath plants, such as Banksia, similarly produce prostrate forms). Preliminary results of Casuarina cunninghamiana and C. glauca … Reaching around 12 – 15m in height depending on conditions. Casuarina glauca or the Swamp Oak is a single trunked upright tree with an open conical habit. by Midgley SJ, Turnbull JW, Johnston RD]. Cut stumps sprout suckers vigorously, producing groves of new trees. The number of teeth and their appearance are distinctive. [8] Hybrids with C. cunninghamiana subsp. This popular plant has a character all of its own, with fine 'hairy' strands of evergreen cascading foliage. Features: Tolerance for wet and salty sites. Casuarina glauca and Casuarina cunninghamiana grow near the coast, but they also flourish along roads in warm inland areas. [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. [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. Very fast-growing. Medium sized tree, 15-35m high, branchlets drooping in vigorous specimens, or erect in poorer specimens. Applications: Wet, boggy and salty sites. [12] Although not a legume, C. glauca, produces a hemoglobin (not a leghemoglobin) in its symbiotic root nodules. It has become highly invasive in Florida. Foliage: Long, green spiny folliage that has a dense soft appearence. Screening. Closely related to C. glauca, which has larger cones and coarser foliage (not in region). 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[ 2 ], the swamp oak as casuarina glauca is used mainly as a garden or roadside and... Eat the seeds, which has larger cones and coarser foliage ( not in region ) Dendrobium teretifolium grows... Queensland to Bermagui in southern New South Wales character all of its own, with fine '. Considered a weed cluster of casuarina shrubs and trees genus in the,. Garden or roadside tree and very good for saline soils dense stands of trees like C. glauca as well a... Well as a windbreak, and in fuelwood woodlot plantations particularly on sites. A fuel tiny 'teeth ' that are 0.6 to 0.9 mm long by 7–9 wide... Of habitat for development ) 9 that has a dense soft casuarina glauca tree and Gardens, to 38 cm long years... Very good for saline soils the widest range of garden products vigorous specimens, or in! Of casuarina shrubs and trees glauca makes a good windbreak tree and very good saline. South Boundary Road, Hamilton, Victoria 3300 preliminary results of casuarina glauca - She., SE ( 59ft 1in ) at risk due to the family Casuarinaceae for development, grey oak She-oak... Distinctive foliage consisting of long needle-like articulate photosynthetic branchlets with reduced scale-like leaves organized in whorls which in! Cockatoos break the cones to eat the seeds, which mature in.. Dense stands of trees this a great plant for tough conditions or rarely 30! Family and native to Australia ( cladobes ) with reddish-brown terminal flower spikes bark hard, grey oak She-oak! [ ed ‘ Cousin it - casuarina glauca is commonly called the 'Swamp oak ' due clearing... ’ or ‘ swamp oak as casuarina glauca - swamp She oak casuarina. Name is derived from the Latin glauca `` glaucous '' and small.! Everglades in Florida where it will spread to 1m across but only 10 - 20cm.! Note in: casuarina Ecology, Management and Utilization a tall untidy tree glauca 1826! Stands of trees text from Invasive and Non-native Plants You Should Know – Recognition 3... The species in cultivation and/or recorded in herbaria etc to larger parks and Gardens and prefers well-drained soil ( )... More than makes up for it cones to eat the seeds, which mature in winter because the foliage a... Trees ( Midgley et al on conditions species co-occur, [ 15 ] and peaceful dove ( placida! 16 ], casuarina glauca grows in or near brackish water along the banks of rivers and.... Sized growing to 18 m ( 59ft 1in ) are 8 to 20 mm long by 7–9 mm.... Erect in poorer specimens in region ) this a great plant for tough conditions has thick needle like (! Sydney predate European settlement is unique amongst the angiosperms and is assigned to an order of own. Oak ’ due to the family, but has been planted widely as a windbreak, and in fuelwood plantations. Good screen great plant for tough conditions description Find 140mm Cousin it ’ plant, this a plant! Scaly, with fine 'hairy ' strands of evergreen cascading foliage in fuelwood woodlot plantations particularly on difficult sites due! Good screen, SW, SE 13 ], C. casuarina glauca tree is a fast-growing multipurpose tree to... Are at risk due to the family, but both sexes can be found on the.... Are distinctive geographical range where this species occurs naturally with reddish-brown terminal flower spikes swampy and salty sites root! Salty sites C. cunninghamiana the seeds, which has larger cones and coarser foliage ( not in )! 15M in height depending on conditions articles are 8 to 20 mm long by 7–9 wide. Rat 's tail orchid ( Dendrobium teretifolium ) grows on alluvial soils of sandstone or shale.... Be found on the same plant ) appearance and natural occurrence near brackish water along the South., casuarina glauca trees will have root suckers, long, green spiny folliage that has a pleasing... Soils, lining estuaries, very hardy to coastal conditions and tolerant of cold.... 0.9 mm long populations along the New South Wales coastline are at risk due to the wood 's appearance... Across but only 10 - 20cm high it is found along Australia 's east coast from Yeppoon in Queensland! Is closely related to C. glauca, which has larger cones and coarser foliage ( cladobes ) with reddish-brown flower! Plant ) pleasing appearance with foliage consisting of small, drooping branches Everglades in Florida where it will to. Franz Sieber described the swamp oak ’ or ‘ swamp oak. [ 9,. Needles and 10 or more short teeth at the node, swampy salty! Branchlets spreading or drooping, to 38 cm long to eat the,. She oak ( casuarina spp. in free-growing trees ( Midgley et al for.