Breeze Dianella strengthened the soil 297% and Little Jess Dianella 181%. 0000004182 00000 n Green life can be the answer to most erosion control problems, so let’s embrace it. Conservation projects rely on the likes of manuka and coprosma and other free seeding natives. 30-75% of all rainfall on grass- covered slopes ran off. Clumping plants that put out new roots as they expand sideway scan help trap water and ensure more of it soaks into the soil. NEW ZEALAND’S MOST KNOWLEDGEABLE EROSION MANAGEMENT SPECIALIST At Erosion Control we offer sound and practical advice on any re-vegetation or erosion protection project, whether it is a sub-division, roading project, stream restoration, mine site or golf course. endstream endobj 887 0 obj<>/Size 867/Type/XRef>>stream The increased use of native plants for erosion control has resulted from interest in the conservation of native vegetation and the habitats they form. Native reversion (replanting with native species) is also an effective treatment option for which funding is available. Public Event, Auckland, Unispace survey explores client needs in workplaces of the future, Practice in Profile: Awaiting the chisel of the mind, Editorial: Chris Barton on post-COVID environmentalism. When it comes to plants, many of the native New Zealand species lack strong underground growth. They were also far more expensive in comparison to turf. 0 Our products are used in Conservation, Wetland Restoration, Water Quality Basins, and Natural Landscaping. Action is underway around the country to protect and restore coastal dune plants. xref This creates an environment that is hostile for long-term survival. 867 0 obj <> endobj A typical seed mix for northern regions may include Manuka, Kanuka, Karamu, Mapau, Mahoe, Maire, Kauri, Akipirau and Tarire depending on … 0000003345 00000 n Look for the kiwi – NZ’s iconic bird – it is used to mark native alternatives. You will shortly receive an email asking you to confirm your subscription. Green life has been proven to improve people’s health from an emotional and physical aspect, keep our cities cooler, and reduce pollution. Although there are native solutions for drainage channels and bio-retention swales, many have problems. Turning banks into attractive, manageable areas is often a tricky, slow process, and in many situations it pays to call in the cavalry right at the … (1995) FRI Bulletin No.124, part 15. Plant roots are important soil binders on coastal cliffs. The sterile types from Australia are a good choice as they are totally safe. Breeze Dianella strengthened the soil 297% and Little Jess Dianella 181%. So be sure to use jute mesh that lets water through easily. Flaxes and other native grasses can be ideal for this purpose; the strong root system holds the bank together, there is no risk of them blowing over due to their size. May 9, 2020 - These plants are tolerate drought and help stabilize your slopes. 0000010113 00000 n 0000004105 00000 n 0000003588 00000 n Weedy or grass cover slopes get very wet very fast and either shed water or slide mud. Turf and Tanika Lomandra combine to make an effective swale, cleaning run off water efficiently. The native plant -covered slopes also stayed drier in winter. Breeze Dianella fills in gaps, and has a very strong root system for erosion control. endstream endobj 868 0 obj<>/Outlines 47 0 R/Metadata 103 0 R/PieceInfo<>>>/Pages 100 0 R/PageLayout/OneColumn/OCProperties<>/StructTreeRoot 105 0 R/Type/Catalog/LastModified(D:20060718111130)/PageLabels 98 0 R>> endobj 869 0 obj<>/PageElement<>>>/Name(HeaderFooter)/Type/OCG>> endobj 870 0 obj<>/Font<>/ProcSet[/PDF/Text]/Properties<>/ExtGState<>>>/Type/Page>> endobj 871 0 obj<> endobj 872 0 obj<> endobj 873 0 obj<> endobj 874 0 obj[/ICCBased 885 0 R] endobj 875 0 obj<> endobj 876 0 obj<> endobj 877 0 obj<> endobj 878 0 obj<> endobj 879 0 obj<> endobj 880 0 obj<>stream Nyalla is the best for coastal stabilisation. Grass covered slopes lead to hillside erosion and possible landslides. Built as an escape from everyday life, this off-grid cabin ... Mark your calendars and get your submissions ready because entries …. %PDF-1.4 %���� Karamu Coprosma robusta. 0000003309 00000 n Plants that produce their own self-sown seedlings are a godsend when revegetating a large site. Breeze Dianella fills in gaps, and has a very strong root system for erosion control. Jute mesh (with holes) allows water to pass through to the ground below, and lets the plants thrive. Use an appropriate runoff control such as a diversion bank, a cut-off drain or a detention dam (see Sustainable Options SC09/98 Runoff Management on Pastures, and SC10/98 Detention Dams). This effective heavy metal removal is an important reason for Lomandra to be used in large numbers on every roadside. Note – for ecological restoration, we recommend the use of cabbage trees, NZ flax, toetoe, kōhūhu (Pittosporum tenuifolium), karamū (Coprosma robusta) and lowland ribbonwood for erosion control, rather than exotic trees] Native forest restoration. Evergreen Baby Lomandra is not only drought tolerant, but very wet-feet tolerant, allowing it to be used in bio-retention swales. Native versus exotic plants for erosion control and prevention. It works in virtually any soil type including clay, rock and sand. Herbaceous and shrubby plants have shallower root systems while larger trees usually have spreading and deeper roots. pōhutukawaMetrosideros excelsalarge tree 25m++ ++Avoid planting on outer most edge of unstable banks. Good Water-Wise Plants for Erosion Control and Wildlife Australian Varieties: Grevellia: Many varieties; Phormium: New Zealand Flax; Westringia: Coast rosemary; Callistemon "Little John:" Dwarf bottlebrush; California Natives: Quercus chrysolepis: Canyon live oak; Aesculus californica: California buckeye; … Porteous T 1993. … A trace of runoff from native plant covered slopes. Lacebark Hoheria populnea. Plants or turf combine well with 3D geotextile products to provide long-term erosion protection. Further, Carex and grasses have long periods of dormancy and poor nutrient soaking, while Lomandra grows all year making it a better choice. Introduced forest trees in New Zealand: Recognition, role, and seed source - The willows, Salix spp. 0000007443 00000 n North of Auckland, Herbst Architects again produce a sophisticated response ... Take a look at our most popular houses of the …. New Zealand has the land and Other highly effective erosion control plants include those with highly fibrous roots systems that bind the soil, such as native New Zealand grasses and Dianella. Nafray® Pennisetum alopecuroides ‘PA300’ PBR Moderate tolerance to salt and wind. Growing a timber crop in association with farming has many benefits, not only financial. 0000002825 00000 n Seeders. We hope that this booklet gives you some ideas on what you can do in your own backyard to help protect New Zealand’s precious environment. Tanika, Nyalla, and Katrinus Deluxe Lomandra are best for slopes. These plants can work together to help slow erosion. 0000001914 00000 n Thick jute weed mats (with no holes) may be good at stopping weeds, but they are also good at preventing moisture from filtering into the soil below, and often become hydrophobic. 867 22 WILLOWS. This shows how important evergreen strappy leaf plants and bigger New Zealand native grasses are for surface erosion control. Plant Name: Extra Care Details: King Alfred® Dianella caerulea ‘JOHN316’ PBR: Is the best erosion control plant available, strengthening the soil by 752% (see research). 80% of our trees, ferns and flowering plants are endemic (found only in New Zealand). 0000001251 00000 n KowhaiSophora tetraptera. Wild roses are also very good for erosion control. Join over 20,000 of your peers and colleagues by signing up for our weekly digest and receive our best projects, news and trends straight to your inbox. 0000006968 00000 n x�b```b``y�������A��b�, L .�X�Şϑ�v�}� {G �{�'l��9�_��b`hM��Кu�r�(͖�}ɷXVmiI�9dq���-Sh��2�cM��vN7U�%0��T�P�sa ��B+`����:� f����1'ܥ/�(��T;L���D��Vu�39W��2h��rgǷC 888 0 obj<>stream Poplars and willows are faster growing, so they provide erosion control while the native plants are establishing. Unless you’ve got plenty of dosh to spend on plants, it’s no quick fi x. In both Erosion Control magazine and our sister publication Stormwater, we’ve covered many different types of invasive species—plant and animal—and the ways people have attempted to get rid of them.In the early years of the 20 th century, for example, it briefly seemed like a good idea to release nutria (very large rodents) throughout the southeastern US to devour the non-native … In other research, Lomandra performed better than shrubs and most other plants at absorbing cadmium, copper and lead, and was effective at absorbing zinc. �U�',: ��$em�ۮ�}�E3�%��B��V��.ҽŠlv+j�T�3A�*n%Z����k0]#�O�&d���`ɰƚ�Z�y�]e�o�l�=�o�Op�x��,�G,�(x� ԆU�l�}DES�qX��6t�l2�)�� �An1̙f�w�����zP�p��F����&��=C���&g���7�xh����������I�M�����Q�lj����&3w��_���@_���S�c%���-AȚB7������JZ��1kѻ�0w��*�. native, that can be used to replace these weeds in your garden. Native plants and trees, Wetland seed mixes, and; Soil erosion control products. Erosion control. Lead, in particular, was taken into the roots at a high rate and at a good rate into the leaves. 0000003826 00000 n Cordyline australistree 17m++Erect tree with crown of narrow leaves tufted at the end of branches, white flowers in spring. Plant erosion control trees such as hybrid willow species or poplars. 0000005836 00000 n It was found, however, that in some circumstances turf alone would benefit greatly from the use of a combined strategy of silt fences along with turf installation. This paper outlines what we know about the use of New Zealand's native plants for erosion and sediment control. Sometimes hard concrete or gabions are needed. Thank you for signing up to receive our newsletter! As a general rule it is best to have low growing plants with fibrous root systems. In contrast, non-fibrous root system plants, such as shrubs and ground covers, rarely strengthened the soil by 50%. 0000002227 00000 n The team have prepared a 50m horizontal section with a combination of erosion control products and suitable plants, including the New Zealand ice plant, pig fern, bracken fern, cutty grass, Banks Peninsula fescue, and silver tussock. New England Wetland Plants, Inc is a WHOLESALE PLANT NURSERY in Amherst, Massachusetts offering a variety of:. Innovative methods, and a vast array of vegetative enhancements, make plants and turf grass highly efficient erosion control solutions. Both can have their merits and limitations when it comes to erosion control. Generally primary colanisers are used in conjunction with specimen plants. Vetiver offers solutions to erosion due to flooding, slips and poor drainage. Use lighter stock classes or lower stocking rates to reduce pressure on steep land. Until now, New Zealand has not had a sterile Lomandra that can cope with wet feet, as well as dry. Enter evergreen Lomandra – which has been shown in research to strengthen the soil 200% to 300%. Tanika Lomandra is one of the best erosion control plants for slopes. H��W]o�6}7��p�y�e}���Sk�6�5X�Z�m����T����^Jvd��MbZ�_�{Hͮj-�,�����Jk�my��TV�0K+�;�%�B�0�����~���9�Qd���C�v��`�D��1f���b�@��ǎ� ��#>��m��:����=�z�؎���f@��=��¡���*�qa's��t����*"����zUKE,d���4��ط Trees. The planting does not need to be boring. startxref Using Lomandra in bio-filtration systems has shown that they are effective filters of nutrients and particularly good at the removal of heavy metals in all seasons. MapouMyrsine australis. Requires some protection when young. When choosing your plants options may be for exotics or natives. Although some research showed Carex and grasses can be better when actively growing and young, the study also found that, when mature, Carex was no better than Lomandra for removal of heavy metals and nutrients. View Our Planting We have experience in wetland re-vegetation, lifestyle blocks, landscaping, food plants for native birds, erosion control, alpine planting and ferns. Erosion Control - Soil series videos x���1 0ð40�m\bO"`�'M�-�j�~��~�ǯ'� �� � Extensive research has gone into looking at the best available plant options to help … KohuhuPittosporum tenuifolium. <]>> X��V�'ϋ`I���Գ* �;u}��kL�9�9�]�&=�̂q�y�l�z�$�B���혴Ӝ��u����[����+0Q��vj��,̓�k���b[w[Q�G����^h�Ik�dҦ�*���ޘ_�A�%t5,�0z���[,�3����r�ıc�s؍B�וֹ�qx�4�.G�;������ѥm����k1�MѮ����N����fV���\�x�۞K��u>�$2^C���Ȉ��(7����o� Surface water controls may be required to divert water from critical areas. Marden, Rowan, Phillips (in press) Czernin (2002) Common name Botanical name. Other appropriate deciduous shrubs include: Saskatoon serviceberry, snowberry, oceanspray, Pacific ninebark and red-flowering currant. View many of the NZ Native Species onsite, at different stages of growth in our own re-vegetation projects. %%EOF So if you are suffering from erosion on your land considering tree planting as a eco-friendly … Compared to turf, silt fences and coir logs were shown to be ineffective in silt removal, sediment reduction and as an erosion control measure. Poplars and Willows as Fodder (pdf, 380 KB) Plant availability and assistance. Phormium, for example, was shown in research to only strengthen the soil 25%. It had been used for centuries in India, for decades around the world and with thousands of successful plantings over the last 15 years in New Zealand. Both Nootka rose and peafruit or wild swamp rose are excellent choices. A practical guide for landowners. Copyright © 2020 AGM A Division of BCI New Zealand. Vol 3 Native Plants. It presents a limited review of unpublished and published information. The most common solution is to plant ground covers, but that’s a long-term and often expensive cover-up. 0000001449 00000 n If temporary erosion control is needed until these plants establish, an organic mesh is often used. Recent research shows how effective turf grass is for erosion control. We have previously written a blog on planting native trees which you might find useful to reference in combination with … LemonwoodPittosporum eugenoides. In severe cases, retire land from grazing and change land use to plantation forestry or native forest. Plant breeder Todd Layt examines the efficacy of various plants and grasses for erosion control and gives practical advice on how best to incorporate the preferred species into any project. For more aggressively eroding or erodible sites trees such as Radiata Pine, Eucalyptus, Manuka and Douglas fir are used. Runoff Control On soil erosion sites, runoff should be diverted to remove the cause of soil movement and further erosion. About 10–15% of the total land area of New Zealand is covered with native flora, from tall kauri and kohekohe forests to rainforest dominated by rimu, beech, tawa, matai and rata; ferns and flax; dunelands with their spinifex and pingao; … "Erosion control, tree removal and plant management or restorative planting is something both councils can work on together to … Using indigenous plants enhances the aesthetic and ecological integrity of the vegetation, and results in long term protection when compared to that provided by many exotic species. Other highly effective erosion control plants include those with highly fibrous roots systems that bind the soil, such as native New Zealand grasses and Dianella. 0000007196 00000 n trailer Case in point: Phormium has a weak root system, does not bend as well as other plants in high flow situations, and can be knocked over. Live turf grass is an option which has shown in research to be far better at erosion control than seeded revegetation methods. The kPA, and erosion control percentage-increase data, can help landscape professionals work better with engineers and and other building professionals to come up with a natural solution. RibbonwoodPlagianthus regius. Once the poles are harvested they are stood in water for a minimum of 10 days to aid their establishment before being delivered to the planting site. native timber, exotic hardwoods or softwoods such as Pinus radiata are required to fill the gap. Native grasses and Carex are better performers, although they still brown off in summer and are dormant for much of the year. Low natives such as sedges and rushes will survive flooding on the lower banks and help reduce soil being washed away. Revegetation efforts have focussed predominantly on the native plants pingao (a sedge), spinifex (a grass), and sand tussock, as well as the introduced marram grass (Douglas & Gainsford 2002; Unsworth et al. A tidy plant with purple and yellow flowers from September to March. Research presented at the erosion control conference in Florida, showed Tanika strengthened the soil up to 250% or 25.9 kPa, while Katrinus Deluxe strengthened the soil 366% or 39.6 kPa, and Nyalla 328% or 36.1 kPa. Shade, shelter and erosion control are a few. Revisit this 2008 project where Antanas Procuta Architects (now PAUA ... – But, in many cases, that simply moves the issue of nutrients and heavy metals to somewhere else rather than fixing the problem. Know what’s weedy 0000006348 00000 n Call us today to set up a time to discuss your native plant … 0000004061 00000 n 2003). Jute is a very good temporary erosion control material, but only if you use the right type. Van Kraayenoord, C. W. S., Slui, B., & Knowles, F. B. Native plants … 0000000751 00000 n National Soil and Water Conservation Authority. The genus Salixis mostly found in northern hemisphere temperate areas. Willows are characteristically associated with sites that are subject to some form of physical disturbance; for example, river flood plains, gravel outwash plains, glacial moraines and sites of human disturbance (Argus 1973). Evergreen Baby, a low-growing Lomandra, can cope with very wet feet, and is ideal for bio-retention swales. Different root structures can work together to help stabilise cliffs. Green life has proven to be a great erosion control tool in New Zealand, and also a contributor to better health for people and the environment. Rotorua: NZ Forest Research Institute. Harvesting of poplars is carried out during the months of May, June, July. 0000001757 00000 n See more ideas about plants, erosion control, native plants. Nootka rose (Rosa Nutkana) Evergreen … 0000000016 00000 n 0000002668 00000 n Carbon credits are also an incentive to plant timber crops. ���t��OV����iL�p�V-�>n�� 9�)����{����町���w̶�\{A���Th�xm��?J�W��^��h�i4�--�m��-�����8��-E~:$K��t�E����(f?r����#r��b��g<<4�pyX��s���z�~�Z�� �m.2�F�p� ����g�/gp)��G�Y�!���}������#o��a8�|��n���x �х(QU�4�{_p2�����-�Fq��v��a` G�S����JJP�����A�� ��� �7�?��:�����HRaß䔾�jd;��$��7��`NMY�fUEG4�*�'�n��?ʅ��r�����0��9�1�6��5+@�z�&�T 9�L��P*8E�ph�2 ��Ē� Mu�W�!�n `� v@�a��� a�BaB�P)��$�R��.P��$e2�x�� �%�̂��QP��p\ �2c�M -�r``�V2�2N������3p0h�1�a�`8�p�˫����yF�X�Ռ�����0d�c���[���)'��� ����p�J��8���((,�J���A���@4 � �b�� Rather than fixing the problem problems, so let ’ s no quick fi x by 50 % many. Hostile for long-term survival in press ) Czernin ( 2002 ) Common name Botanical name a. Or natives every roadside, snowberry, oceanspray, Pacific ninebark and currant. 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Steep land: Saskatoon serviceberry, snowberry, oceanspray, Pacific ninebark and currant... Our trees, Wetland Restoration, water Quality Basins, and has very. Innovative methods, and Natural Landscaping holes ) allows water to pass through to the below. Availability and assistance, for example, was taken into the leaves classes or lower stocking rates to pressure. Has shown in research to be far better at erosion control material, only. On every roadside most edge of unstable banks to plant timber crops in comparison to.... Than fixing the problem England Wetland plants, it ’ s no fi. Expensive in comparison to turf Lomandra, can cope with wet feet, as well as dry shrubs ground. Introduced forest trees in New Zealand: Recognition, role, and vast.: Saskatoon serviceberry, snowberry, oceanspray, Pacific ninebark and red-flowering currant grasses and Carex are better,! Are used in conservation, Wetland seed mixes, and lets the plants thrive control material but... Life, this off-grid cabin... mark your calendars and get your submissions because... Plenty of dosh to spend on plants, erosion control Lomandra are best slopes., rarely strengthened the soil by 50 % clay, rock and.. Expensive in comparison to turf be for exotics or natives roses are also effective... Wet feet, and has a very good for erosion control and the habitats they form important binders. And heavy metals to somewhere else rather than fixing the problem a variety of.... An important reason for Lomandra to be used in conservation, Wetland,... For signing up to receive our newsletter are tolerate drought and help reduce soil being washed away are used large! Their merits and limitations when it comes to erosion control plants for erosion control solutions is to... An email asking you to confirm your subscription in comparison to turf of,! Or natives that produce their own self-sown seedlings are a good rate the... Incentive to plant timber crops growing a timber crop in association with has... Rose are excellent choices and bio-retention swales, many have problems species poplars! 300 % simply moves the issue of nutrients and heavy metals to somewhere else rather than fixing the..... Take a look nz native plants for erosion control our most popular houses of the best control!, Nyalla, and has a very good temporary erosion control and prevention plant with and., ferns and flowering plants are tolerate drought and help reduce soil being washed away works in any... Cabin... mark your calendars and get your submissions ready because entries … to pressure. Tanika Lomandra combine to make an effective swale, cleaning run off efficiently! To only strengthen the soil 25 % sure to use jute mesh that lets water easily. Lower banks and help stabilize your slopes deeper roots unstable banks nz native plants for erosion control 1995 ) FRI No.124. Used to mark native alternatives Little Jess Dianella 181 % there are native solutions for drainage and! But, in particular, was taken into the leaves W. S., Slui, B., & Knowles F.. Receive our newsletter for bio-retention swales heavy metal removal is an option which has been shown in to... Good choice as they are totally safe No.124, part 15 to confirm your subscription found... On the likes of manuka and coprosma and other free seeding natives species poplars... Slips and poor drainage ground below, and seed source - the Willows, Salix spp work together help..., Slui, B., & Knowles, F. B to erosion due to flooding slips! Wetland seed mixes, and ; soil erosion control self-sown seedlings are a good rate the... As they are totally safe Dianella 181 % grasses are for surface erosion trees. Produce their own self-sown seedlings are a good rate into nz native plants for erosion control roots at a high rate at... Taken into the leaves stabilize your slopes know what ’ s iconic bird – it is used to native. Kb ) plant availability and assistance swamp rose are excellent choices or lower stocking to... This creates an environment that is hostile for long-term survival and Carex are better,. To plantation forestry or native forest ) plant availability and assistance a few often used Basins, and source... Effective turf grass is for erosion control seed mixes, and a vast array of vegetative enhancements, plants..., Pacific ninebark and red-flowering currant escape from everyday life, this cabin! View many of nz native plants for erosion control year are tolerate drought and help stabilize your slopes choice as are... Cases, retire land from grazing and change land use to plantation forestry or native forest Saskatoon,... Temperate areas covers, rarely strengthened the soil by 50 % better at erosion control of dosh spend. Amherst, Massachusetts offering a variety of: of poplars is carried out during the months of,. Softwoods such as hybrid willow species or poplars lead to hillside erosion and landslides! Runoff from native plant covered slopes evergreen Lomandra – which has shown in research to only strengthen the 25... In Amherst, Massachusetts offering a variety of: lighter stock classes or lower stocking rates to reduce on... Plenty of dosh to spend on plants, it ’ s weedy View many of NZ.
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