Black Scoria (Lava Rock) Size:5 Quart Available in two sizes

Available in two sizes

4"w x 3"h x 2

8"l x 8"w x 3"h x 2

Smallest Size is the Softest

No Two Pieces Will Be Identical to One Another

Black Scoria (Lava Rock) Size:5 Quart Available in two sizesScoria Pebble Meaures 3 16" Available in two sizes Black Scoria, also known as Lava Rock, are rocks formed by volcanoes. Black Scoria is porous and holds a lot of moisture which helps to retain the humidity for the plant. Our Black Scoria is ready to use no need to sift. Also when fertilizing a tree, the Scoria's porousness helps to retain the fertilizer nestled in its cavity. Upon completion of fertilizing the plant, Scoria will continue to preserve