Natural Resources I Have Used For The Train Layout To make the rock walls and pillars to hang the gates on I have used these stones.   I have collected bark, different coloured soils, twigs, and gum leaves. I have sieved the dirt to get all the little tiny stones out and to not have anything in the soil that doesn't look like soil.  Here I have ground down the green gum leaves. I also ground down the red ones separate and also made a mixture of green, red, and dried brown gum leaves, which I have used the most.   I found some banksias in a car park in Geelong thanks to some corellas that had a good feed on them and then dropped them on the ground. I thought they would be very useful for the train layout and they have been. I have used them as weeds, and will also make some agapanthus plants out of them and I will also use them scattered through the wheat field. When you pull the banksias apart there are 2 parts that I have found us...