ARCC 3202 Chapter 10: Readings Week 10
19 Jan 2016
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Ability to withstand heat and drought conditions. Lightweight growing medium (may not include soil) Landscape or filter cloth to contain roots and soil. Extensive systems typically involve thin lightweight growing. Two main types medium, little or no irrigation, minimal maintenance and limited plant diversity. Lightweight - facilitates retrofitting existing buildings that may have limited loading capacity. Can be used on large flat roofs or up to 30 degree slope (strapping is used to keep growing medium and plants in place) remove invasive plant species) Low maintenance requirements (2-3 times per year to. Intensive systems are characterized by deeper growing medium, heavier, often involved irrigation systems and additional maintenance space) Many of these systems are accessible (recreational. Greater diversity of plant and potential for improved aesthetics and landscape design. Better insulation for the building than extensive systems and improved stormwater retention. Can provide wildlife habitat, such as a butterfly garden and help preserve biodiversity.
