Blacktown City and the plain
Blacktown covers a large slice of the Cumberland Plain, from Seven Hills and Lalor Park across to Mount Druitt, Doonside and the newer estates at Marsden Park and Schofields. The ground is Wianamatta shale — reactive clay that opens into cracks through a dry summer — with alluvial soils along Eastern Creek and the Breakfast Creek system.
The rules
Blacktown City regulates tree removal through its development control plan with a size threshold and an exempt-species list. It sits at the more workable end of Sydney's councils, which means a good proportion of ordinary garden removals need no application.
The thing that catches people is Cumberland Plain woodland. It is the original vegetation of this area — open forest of forest red gum and grey box over native grasses — and less than a tenth of it survives anywhere. Remnants persist across Blacktown on road reserves, in back yards and on undeveloped land, and they are listed as a critically endangered ecological community protected independently of the council threshold.
If your tree is a mature forest red gum or grey box on a block that has not been heavily landscaped, get the mapping checked before assuming a removal is routine.
Heat, clay and tired trees
Blacktown runs hot. Summer temperatures on the plain sit well above the coast, and reactive clay stops supplying water once it dries and cracks. The consequence is visible across the older streets: crown dieback in the tops of mature trees, epicormic shoots low on the trunks, and species planted in the seventies that were never suited to the conditions slowly giving up.
A large proportion of the removal work here is trees in that state rather than trees in the wrong place. The rest is storm damage — thunderstorms crossing the plain from the west bring down the dead and defective limbs those stressed trees are carrying.
Deadwooding a mature forest red gum before summer costs a fraction of an emergency callout and addresses most of the real risk.
What grows here
Forest red gum, grey box and narrow-leaved ironbark as the native canopy; swamp oak and rough-barked apple along the creeks. In gardens and streets, liquidambar, jacaranda, Chinese elm, camphor laurel, privet and a very large number of cocos palms. The last four are weed species and are usually the easiest removals to arrange.
Access
Straightforward, on the whole. Post-war and later subdivision means streets a tipper can park in, driveways that take a truck, and side gates wide enough for a machine on most blocks. Where a crew can get gear to the base of the tree, a removal is fast and reasonably priced.
The newer high-density estates are the exception — small lots, minimal side setbacks and contested street parking make them work more like an inner suburb than a western one.
Nearby
Penrith and Wetherill Park are along the same plain, Castle Hill is north in The Hills, and the Western Sydney region page covers the councils.
Ring (02) 9000 1943, or read the removal service page and the cost guide.
Frequently asked questions
Do I need council approval to remove a tree in Blacktown?
Above the council's size threshold, yes, through its development control plan, and the exempt-species list covers the common declared weeds. Blacktown is more permissive than the eastern and northern councils. The exception is remnant Cumberland Plain woodland, which is critically endangered and protected regardless of what the base threshold says.
Is it worth removing a cocos palm?
Usually. Cocos palm is exempt in most Sydney councils including Blacktown, it drops heavy fronds and seed heads, and the seed spreads into creek-line vegetation. Removal is quick, the material is light, and it is among the cheapest jobs available. If you have several, take them out in one visit rather than one at a time.
My neighbour's gum drops limbs into my yard. What are my options?
In NSW the tree belongs to whoever's land the trunk emerges from. You may generally prune overhanging branches back to the boundary at your own cost if the tree is not protected. Talk to the neighbour first — deadwooding the whole tree once is cheaper for both of you than repeated boundary pruning, and it fixes the actual problem.