Make low poly fir tree with Blender 3D.

This will be the final result of this tutorial, I hope you will find this helpful.
First, open and save the scene with the name fir-tree or named it with your file name project.
The next step is to remove the default cube with Delete key or X key and press Enter key to remove it.
Press Shift + A keys and select from Mesh – Cylinder.
The see if you have the this Panel in the left of the screen. If is not just press T key to make it visible ( working like on / off swich). Change the number of the vertices to 8, see the next image:
Now will need to have a Front Orto view, so press key 1 and 5 from Numpad ( you need to have Num Lk on).
Press G+Z keys and move the cylinder up to red line ( this means the cylinder it’s under x-y 0,0 horizontal plane).
Press Tab key – this will allow you to edit this object. Press A to deselect the vertices and Z – this allow you to select the back size with vertices.
Select with B key the bottom of this cylinder and press G + Z . Move this selection to make the height of leaf litter.
Press S and scale this selection to make the top of the tree.
Press Ctr+R and after press 5 to make 5 sections – press Enter key or left mouse button. Then press A key to deselect this.
For each section of the tree will make same changes.
First , move the mouse on the first area of the top selection and press Ctr+R – will see another color line , move this to the bottom and press Enter key – the limit will be the top of the next section. Press S key and scale this selection.
See the next screenshot:
After we make this changes for all sections will go to the next step.
This is a bit difficult. You need to select with Alt key and right mouse button and then with Shift key – this will make the old selection – all this rings , see the next image:
With this selections press G and Z key and move to the bottom like in the next image:
Press Z key and Tab key to go to the Object Mode. Click on the material and press New button.
Press on Diffuse material , and select green color and darkness like this:
The last step is to make the the tree’s trunk.
Add one new cylinder , scale it , move it under the first cylinder. Make one brown material for tree’s trunk.
Select Camera position to see the tree when press the 0 key from NumPad and press F12 key to render it.
You can also try to change the subject. You will gain the skill and accuracy with time.