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