After cutting down a tree, the roots can make it difficult to remove the entire tree stump.

As the stumps rot, the ground will settle under the slab, possibly causing it to settle. However, professional concrete workers do not usually pour concrete directly on the bare ground or tree roots. Can I concrete over tree stumps? Tree roots covered in concrete will not be able to absorb water, oxygen or nutrients. That's what I figured but someone said it might grow. Given the small size of the stumps, it may never be a problem. Technically, though, the building inspector could shoot you down if he sees the stumps, since you aren't supposed to … Sometimes, metal grids are also put beneath the gravel base. Root systems may also rise to the surface, wreaking havoc with any concrete that's poured near the tree.

I always worry about chipping bark off a tree when I use the gas trimmer. Tree roots grow outward, and over time, as soil erodes, tree roots often appear on the surface. Ringing a small tree could kill it … Trees like elms, ficus, and willows can grow back from roots. Trees add beauty and value to a property, and paving over their roots can put them at risk. You can kill these tree roots naturally without the use of chemicals. A tree’s roots provide it with all of the nutrients and water the plant needs to survive, as well as air, so burying them in concrete or tar will impair the tree's health substantially, or even kill it. As trees mature, their root systems naturally spread out. As a rule of thumb, fast-growing trees can grow back and slow-growing trees cannot. These tree species are considered invasive due to their aggressive spread. Concrete Around Trees. Generally, a thick layer of gravel paver base and/or sand is put down, compacted and then the concrete is poured over this. Conversely, some tree species aggressively sprout from the roots even after the tree is cut down and the stump ground up. Quick question if I may. I'm looking to put down a shed slab (4 x 2.5) and the area where it has to go has 4 large palms of some description (approx 4-6m high each, and a load of golden canes.