You're not looking for a lonesome pine, but rather a tree on a quiet roadside with a concealed small cache about knee height. A small snap top pot, space for tiny collectibles and perhaps a trackable tag.
We walk past frequently on our way back from Carlton Marshes but you could park-and-grab. If walking west you get to the railway line you've go e too far.
N tbbq ybbx nebhaq bhtug gb erirny guvf gernfher.