to annual program for one or more other regulatory shared roadside authorities. management is anticipated Timing Where conditions On roadsides dominated by native permit, following species (areas 1-3) , slashing from assessment, September would achieve both a commence slashing of reduction in seed set of winter active Areas 1-3 in September. exotic grasses but allow native grasses and other species to continue to grow, flower and set seed in late spring/ summer. As the indigenous species flower and set seed later, this early slashing will favour indigenous species This would maintain a greener road verge and delay curing as slashed grasses put on new green growth, then flower and set seed A September cut would reduce time and labour resources as full of vehicles/machinery/persons would not be required given exotic grasses would not have set seed. Slash Areas 4-9 in Reduce seed set of Chilean sequence prior to exotic and other exotic grasses. grass flowering or in October Systematic Treatment of areas Limiting the spread of exotic weeds Approach should be in order of from lower quality areas into high and the numbered medium value conservation areas. sequence. Ensuring native grass dominated Following the sequence, roadsides (areas 1-3) are slashed first, treatment will in being early enough to both reduce fuel High and Medium load and allow time for natives to Conservation Value Areas first, then move
to annual program for shared roadside management is anticipated one or more other regulatory authorities. Timing Where conditions permit, following assessment, commence slashing of Areas 1-3 in September. On roadsides dominated by native species (areas 1-3) , slashing from September would achieve both a reduction in seed set of winter active exotic grasses but allow native grasses and other species to continue to grow, flower and set seed in late spring/ summer. As the indigenous species flower and set seed later, this early slashing will favour indigenous species This would maintain a greener road verge and delay curing as slashed grasses put on new green growth, then flower and set seed A September cut would reduce time and labour resources as full of vehicles/machinery/persons would not be required given exotic grasses would not have set seed. Slash Areas 4-9 in sequence prior to exotic grass flowering or in October Reduce seed set of Chilean and other exotic grasses. Systematic Approach Treatment of areas should be in order of the numbered sequence. Following the sequence, treatment will in High and Medium Conservation Value Areas first, then move Limiting the spread of exotic weeds from lower quality areas into high and medium value conservation areas. Ensuring native grass dominated roadsides (areas 1-3) are slashed first, being early enough to both reduce fuel load and allow time for natives to