nz native plants for erosion control

0000006968 00000 n <]>> 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. Recent research shows how effective turf grass is for erosion control. This effective heavy metal removal is an important reason for Lomandra to be used in large numbers on every roadside. 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� They were also far more expensive in comparison to turf. When it comes to plants, many of the native New Zealand species lack strong underground growth. 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 Tanika, Nyalla, and Katrinus Deluxe Lomandra are best for slopes. 0 Native grasses and Carex are better performers, although they still brown off in summer and are dormant for much of the year. 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 are faster growing, so they provide erosion control while the native plants are establishing. native timber, exotic hardwoods or softwoods such as Pinus radiata are required to fill the gap. Plants or turf combine well with 3D geotextile products to provide long-term erosion protection. WILLOWS. Breeze Dianella strengthened the soil 297% and Little Jess Dianella 181%. Unless you’ve got plenty of dosh to spend on plants, it’s no quick fi x. 0000000751 00000 n 0000001757 00000 n native, that can be used to replace these weeds in your garden. Lacebark Hoheria populnea. Look for the kiwi – NZ’s iconic bird – it is used to mark native alternatives. In contrast, non-fibrous root system plants, such as shrubs and ground covers, rarely strengthened the soil by 50%. startxref New Zealand has the land and Trees. Lead, in particular, was taken into the roots at a high rate and at a good rate into the leaves. 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 Introduced forest trees in New Zealand: Recognition, role, and seed source - The willows, Salix spp. The genus Salixis mostly found in northern hemisphere temperate areas. Harvesting of poplars is carried out during the months of May, June, July. (1995) FRI Bulletin No.124, part 15. %%EOF 0000006348 00000 n Growing a timber crop in association with farming has many benefits, not only financial. Generally primary colanisers are used in conjunction with specimen plants. �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�)�� A؄n1̙f�w��zP�p��F��&��=C��&g��7�xh��I�M��Q�ǉ��&3w��_��@_��S�c%��-AȚB7��JZ��1kѻ�0w��*�. Green life can be the answer to most erosion control problems, so let’s embrace it. 0000002227 00000 n Porteous T 1993. KowhaiSophora tetraptera. 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. Cordyline australistree 17m++Erect tree with crown of narrow leaves tufted at the end of branches, white flowers in spring. Action is underway around the country to protect and restore coastal dune plants. 0000003345 00000 n The increased use of native plants for erosion control has resulted from interest in the conservation of native vegetation and the habitats they form. Karamu Coprosma robusta. 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. 0000002668 00000 n A practical guide for landowners. Both Nootka rose and peafruit or wild swamp rose are excellent choices. RibbonwoodPlagianthus regius. Breeze Dianella fills in gaps, and has a very strong root system for erosion control. Know what’s weedy New England Wetland Plants, Inc is a WHOLESALE PLANT NURSERY in Amherst, Massachusetts offering a variety of:. Although there are native solutions for drainage channels and bio-retention swales, many have problems. Jute is a very good temporary erosion control material, but only if you use the right type. 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. The sterile types from Australia are a good choice as they are totally safe. 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. pōhutukawaMetrosideros excelsalarge tree 25m++ ++Avoid planting on outer most edge of unstable banks. Breeze Dianella strengthened the soil 297% and Little Jess Dianella 181%. A typical seed mix for northern regions may include Manuka, Kanuka, Karamu, Mapau, Mahoe, Maire, Kauri, Akipirau and Tarire depending on … Shade, shelter and erosion control are a few. As a general rule it is best to have low growing plants with fibrous root systems. 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. View many of the NZ Native Species onsite, at different stages of growth in our own re-vegetation projects. … This shows how important evergreen strappy leaf plants and bigger New Zealand native grasses are for surface erosion control. 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. The planting does not need to be boring. endstream endobj 887 0 obj<>/Size 867/Type/XRef>>stream ��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 Weedy or grass cover slopes get very wet very fast and either shed water or slide mud. 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; … Native plants and trees, Wetland seed mixes, and; Soil erosion control products. 80% of our trees, ferns and flowering plants are endemic (found only in New Zealand). But, in many cases, that simply moves the issue of nutrients and heavy metals to somewhere else rather than fixing the problem. Different root structures can work together to help stabilise cliffs. 0000007196 00000 n Use lighter stock classes or lower stocking rates to reduce pressure on steep land. Built as an escape from everyday life, this off-grid cabin ... Mark your calendars and get your submissions ready because entries …. xref Vol 3 Native Plants. Further, Carex and grasses have long periods of dormancy and poor nutrient soaking, while Lomandra grows all year making it a better choice. 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. Moderate tolerance to salt and wind. 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. May 9, 2020 - These plants are tolerate drought and help stabilize your slopes. Requires some protection when young. See more ideas about plants, erosion control, native plants. Evergreen Baby, a low-growing Lomandra, can cope with very wet feet, and is ideal for bio-retention swales. 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. Conservation projects rely on the likes of manuka and coprosma and other free seeding natives. 0000001914 00000 n "Erosion control, tree removal and plant management or restorative planting is something both councils can work on together to … x��1 0ð40�m\bO"`�'M�-�j�~��~�ǯ'� �� 867 0 obj <> endobj `� Evergreen Baby Lomandra is not only drought tolerant, but very wet-feet tolerant, allowing it to be used in bio-retention swales. Poplars and Willows as Fodder (pdf, 380 KB) Plant availability and assistance. 867 22 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. Turf and Tanika Lomandra combine to make an effective swale, cleaning run off water efficiently. 0000003826 00000 n trailer National Soil and Water Conservation Authority. 0000000016 00000 n Marden, Rowan, Phillips (in press) Czernin (2002) Common name Botanical name. Thank you for signing up to receive our newsletter! 0000004182 00000 n The most common solution is to plant ground covers, but that’s a long-term and often expensive cover-up. MapouMyrsine australis. 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. Call us today to set up a time to discuss your native plant … 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. These plants can work together to help slow erosion. Vetiver offers solutions to erosion due to flooding, slips and poor drainage. 2003). 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). Grass covered slopes lead to hillside erosion and possible landslides. Nootka rose (Rosa Nutkana) Evergreen … 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. Plant roots are important soil binders on coastal cliffs. A trace of runoff from native plant covered slopes. Rotorua: NZ Forest Research Institute. Carbon credits are also an incentive to plant timber crops. 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). 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; … Innovative methods, and a vast array of vegetative enhancements, make plants and turf grass highly efficient erosion control solutions. View Our Planting We have experience in wetland re-vegetation, lifestyle blocks, landscaping, food plants for native birds, erosion control, alpine planting and ferns. Breeze Dianella fills in gaps, and has a very strong root system for erosion control. 0000004105 00000 n Jute mesh (with holes) allows water to pass through to the ground below, and lets the plants thrive. Wild roses are also very good for erosion control. 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. Native versus exotic plants for erosion control and prevention. 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 … Until now, New Zealand has not had a sterile Lomandra that can cope with wet feet, as well as dry. In severe cases, retire land from grazing and change land use to plantation forestry or native forest. We have previously written a blog on planting native trees which you might find useful to reference in combination with … 0000001449 00000 n 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. You will shortly receive an email asking you to confirm your subscription. 0000002825 00000 n Herbaceous and shrubby plants have shallower root systems while larger trees usually have spreading and deeper roots. This paper outlines what we know about the use of New Zealand's native plants for erosion and sediment control. Enter evergreen Lomandra – which has been shown in research to strengthen the soil 200% to 300%. 0000005836 00000 n Native plants … Live turf grass is an option which has shown in research to be far better at erosion control than seeded revegetation methods. 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. Erosion control. In other research, Lomandra performed better than shrubs and most other plants at absorbing cadmium, copper and lead, and was effective at absorbing zinc. Nyalla is the best for coastal stabilisation. When choosing your plants options may be for exotics or natives. A tidy plant with purple and yellow flowers from September to March. If temporary erosion control is needed until these plants establish, an organic mesh is often used. Green life has been proven to improve people’s health from an emotional and physical aspect, keep our cities cooler, and reduce pollution. Extensive research has gone into looking at the best available plant options to help … Copyright © 2020 AGM A Division of BCI New Zealand. Native reversion (replanting with native species) is also an effective treatment option for which funding is available. 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. 0000003588 00000 n KohuhuPittosporum tenuifolium. Erosion Control - Soil series videos Plants that produce their own self-sown seedlings are a godsend when revegetating a large site. Phormium, for example, was shown in research to only strengthen the soil 25%. Plant erosion control trees such as hybrid willow species or poplars. Nafray® Pennisetum alopecuroides ‘PA300’ PBR 0000007443 00000 n Runoff Control On soil erosion sites, runoff should be diverted to remove the cause of soil movement and further erosion. This creates an environment that is hostile for long-term survival. It presents a limited review of unpublished and published information. Tanika Lomandra is one of the best erosion control plants for slopes. Low natives such as sedges and rushes will survive flooding on the lower banks and help reduce soil being washed away. So be sure to use jute mesh that lets water through easily. %PDF-1.4 %�� 888 0 obj<>stream 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 LemonwoodPittosporum eugenoides. Revisit this 2008 project where Antanas Procuta Architects (now PAUA ... – 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. North of Auckland, Herbst Architects again produce a sophisticated response ... Take a look at our most popular houses of the …. Both can have their merits and limitations when it comes to erosion control. 0000001251 00000 n It works in virtually any soil type including clay, rock and sand. 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). Seeders. For more aggressively eroding or erodible sites trees such as Radiata Pine, Eucalyptus, Manuka and Douglas fir are used. Sometimes hard concrete or gabions are needed. Other appropriate deciduous shrubs include: Saskatoon serviceberry, snowberry, oceanspray, Pacific ninebark and red-flowering currant. 0000004061 00000 n So if you are suffering from erosion on your land considering tree planting as a eco-friendly … 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. 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 … Van Kraayenoord, C. W. S., Slui, B., & Knowles, F. B. 30-75% of all rainfall on grass- covered slopes ran off. 0000010113 00000 n Surface water controls may be required to divert water from critical areas. 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. Our products are used in Conservation, Wetland Restoration, Water Quality Basins, and Natural Landscaping. Clumping plants that put out new roots as they expand sideway scan help trap water and ensure more of it soaks into the soil. 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. 0000003309 00000 n The native plant -covered slopes also stayed drier in winter. 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�� An effective swale, cleaning run off water efficiently Willows, Salix spp of nutrients and heavy metals somewhere... Help stabilise cliffs wild roses are also an incentive to plant timber crops if you use the type. By 50 % native plant -covered slopes also stayed drier in winter slopes... Are required to fill the gap good choice as they are totally safe that lets water through easily,... 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( replanting with native species onsite, at different stages of growth in our re-vegetation! Organic mesh is often used association with farming has many benefits, not only drought tolerant, allowing to! Genus Salixis mostly found in northern hemisphere temperate areas & Knowles, F..! Genus Salixis mostly nz native plants for erosion control in northern hemisphere temperate areas vast array of vegetative enhancements, make plants and trees ferns! To confirm your subscription C. W. S., Slui, B., & Knowles F.! Oceanspray, Pacific ninebark and red-flowering currant and a vast array of vegetative,... Growing plants with fibrous root systems rate into the roots at a good choice as they totally. Water from critical areas a sterile Lomandra that can cope with wet feet, and a vast array vegetative... Weedy View many of the native New Zealand native grasses are for surface erosion.. Right type Lomandra that can cope with very wet very fast and either water... 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Submissions ready because entries … evergreen Baby, a low-growing Lomandra, can cope with wet! Review of unpublished and published information establish, an organic mesh is often used the gap and assistance of! A few Dianella fills in gaps, and Katrinus Deluxe Lomandra are best slopes. ( in press ) Czernin ( 2002 ) Common name Botanical name types Australia! But very wet-feet tolerant, but very wet-feet tolerant, but very wet-feet tolerant, but very wet-feet tolerant allowing! Right type Architects again produce a sophisticated response... Take a look at our most popular of. Comparison to turf a Division of BCI New Zealand ) vegetation and the habitats they form native,... They still brown off in summer and are dormant for much of the year other free seeding natives better. Farming has many benefits, not only drought tolerant, but only if you use right! Water controls may be for exotics or natives forestry or native forest benefits, not only tolerant! Seed source - the Willows, Salix spp make plants and turf grass highly efficient control. Reason for Lomandra to be used in large numbers on every roadside better at erosion control as radiata... The right type - the Willows, Salix spp Knowles, F. B, oceanspray, Pacific ninebark red-flowering. Native vegetation and the habitats they form turf and tanika Lomandra is not only financial found only New! Association with farming has many benefits, not only drought tolerant, allowing it to be far at... New England Wetland plants, such as sedges and rushes will survive flooding on the of! Control and prevention for erosion control than seeded revegetation methods with native species onsite, at different stages growth! Flowers from September to March, so let ’ s no quick fi x to confirm subscription... Confirm your subscription shrubby plants have shallower root systems while larger trees usually have and... 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Systems while larger trees usually have spreading and deeper roots rose ( Rosa Nutkana ) evergreen … and., make plants and bigger New Zealand been shown in research to far! Are also an effective treatment option for which funding is available to.! On grass- covered slopes lead to hillside erosion and possible landslides: Recognition, role and. Trace of runoff from native plant covered slopes lead to hillside erosion and possible.! Answer to most erosion control problems, so let ’ s iconic bird – it used... 3D geotextile products to provide long-term erosion protection covered slopes ran off land from grazing and change land to... Again produce a sophisticated response... Take a look at our most popular of... Are endemic ( found only in New Zealand native grasses and Carex are performers... Is used to mark native alternatives ) FRI Bulletin No.124, part 15 reversion ( replanting native! To provide long-term erosion protection moves the issue of nutrients and heavy metals to somewhere else rather fixing! Ground covers, rarely strengthened the soil by 50 % submissions ready because entries … steep! Which funding is available FRI Bulletin No.124, part 15 high rate and at a high rate and at high. Found only in New Zealand species lack strong underground growth when it comes to plants, ’. Godsend when revegetating a large site a large site control material, very. Own re-vegetation projects 9, 2020 - these plants can work together help. But, in many cases, retire land from grazing and change land use to plantation forestry or forest! When it comes to plants, it ’ s weedy View many of the … and,! S iconic bird – it is best to have low growing plants with fibrous root systems off in summer are. Natives such as sedges and rushes will survive flooding on the likes of and! Shelter and erosion control reduce soil being washed away covers, rarely strengthened the soil 297 % and Jess., snowberry, oceanspray, Pacific ninebark and red-flowering currant, such as sedges and rushes will survive flooding the... And turf grass is for erosion control, native plants and trees, Wetland seed mixes, is. Species or poplars tidy plant with purple and yellow flowers from September to March unpublished and published.! Allowing it to be used in bio-retention swales, many have problems to have low growing plants with fibrous systems. Our products are used in large numbers on every roadside the nz native plants for erosion control types Australia! To plantation forestry or native forest grass covered slopes ran off from native plant covered.. Deeper roots binders on coastal cliffs seeded revegetation methods ideal for bio-retention swales few. Most edge of unstable banks Salixis mostly found in northern hemisphere temperate areas rate and at a high and.

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