08/0169 - Response to Information Request [As Published] · 132008.169

 

Seaview Terrace Rehabilitation Plan 10

 

6. Tree injection

Employed for trees and shrubs to be left in situ to naturally decay:

= holes are drilled at a downward angle into the tree's sapwood at Scm spaces;

= if a “Side Winder or similar device is not employed herbicide is then applied
immediately (within 30 seconds) into each hole small with a squeeze bottle;

« Best results are achieved with plants, which are actively growing;

= Generally 1 part Glyphosate (or similar product) to 1.5 parts of water is suitable to
achieve a kill with most species.

Generally standing trees shall be left to rot in situ, especially on steep slopes where tree

roots are maintaining slope stability and preventing erosion. However, once senescent, it

may be appropriate to fell the tree (without causing damage to rehabllitation) if it poses a

safety hazard or significantly reduces site amenity. .

 

 

 

squeeze bottie;

 

7. Scraping the stem method
This method is used for plants with aerial tubers, “such as Madeira Vine.

«a sharp knife is employed to lightly scrape a section of stem (approximately 10cm)
removing bark and exposing the living tissue;
« apply herbicide immediately (within 30 seconds) to the ‘exposed section with a small’

» Generally 1 part Glyphosate (or similar product) to 1.5 parts of water is suitable to
achieve a kill with most species

 

Specifically the weeds identified on site in Table 4 are to be removed from all zones
within the site using the techniques illustrated above in Table 5. Table 6 outlines the
appropriate removal technique for each weed species on site.

Table 6: Species specific weed removal techniques.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Species Name Common Name Family Removal Method
Asparagus aethiopicus* Climbing Asparagus Asparagaceae 4

Bacchans halimifolia * Groundsel Asteraceae 1,3,4

Gloriosa superba* Glory Lily Liliaceae 1,4

Lantana camara* Lantana Verbenaceae 1,3,4,6
Macroptilium Siratra Fabacede 1,3,4,7
atropurpureum *

Melinis minutiflora* Molasses Grass Poaceae 1,4

Nephrolepis cordifolia* Fishbone Fern NEPHROLEPIDACEAE 1 é
Ochna serrulata* Ochna Ochnaceae 3,7

Opuntia stricta* Prickly pear Cactaceae Biological control*, 4
Passiflora edutis* Common Passionfruit Passifloraceae 1,3,4

Passiflora foetida* Stinking Passion fruit Passifloraceae 1,3,4

Passiflora suberosa * Corky Passionfruit Passifloraceae 13,4

Persia americana* Avocado 5,6

 

 

 

 

 

 

_ CEPLA

CHO012_Rehab_R_vers2_4_3_09.doc

5 March 2009