They are only necessary under stone.
Should you put weed mat under mulch.
This raises some questions.
Here is the problem.
Do you have to remove weeds under weed fabric.
Even advocates of weed barrier cloth admit it has limitations especially when you add inches of mulch on top for a natural look.
Cover the garden bed in the fall so weeds do not grow during the winter not.
Mulch does prevent weed growth.
Weed fabric rarely works and is often a really really bad idea.
Because rocks are an inorganic mulch they don t contribute to the soil but on the plus side they will not decompose.
The choice of rocks includes marble chips river rock pea gravel and even lava rock will work.
Now fold back the four corners to make the hole for your plant.
These materials do not work and are not weed barriers.
I mean if you put down 4 to 6 inches of mulch it s going to really slow down weeds coming up.
The shredded hardwood alone will block the weeds.
Weed control fabric is also great as a cover in the garden if you do not use mulch.
In this case the plastic weed barrier is both superfluous and harmful.
Now place each plant pot on top of the weed mat and trace a circle around it with your marker.
When using mulch in your landscape there is no need for the use of artificial weed barrier such as plastic or landscape fabric.
Now the plastic weed barrier stops the decaying mulch from entering the soil.
But the reality is is mulch will break down over time and go into the.
Draw an x inside the circle and cut along those lines.
Rocks as mulch around plants work well from a decorative standpoint and with the proper material underneath keeps weeds down.
Cover the ground with weed barrier fabric put mulch or bark dust on top and never worry about weeding again.
Landscape fabric also called weed fabric is a thin barrier that allows moisture and air into the soil while blocking sunlight and preventing most.
You check your mulched beds every few days and pull out the few weeds that make it pull seven weeds a day in spring and early summer keep up.
Places where dust and dirt will not find their way between the weed barrier and the surface so weeds can not grow.
That is to prevent the soil from mixing with the stone.
Or if you fancy yourself a realist cut down drastically on the amount of work needed to take care of weeds.