Harvest soft wood cuttings from your Russian sage in the late spring or early summer with a clean garden knife or secateurs. Make cuttings at least 5-inches in length and leave any foliage intact so that the cutting is not compromised in removing the leaves.

How do you propagate Russian sage?

To propagate Russian sage from cuttings, choose a healthy, mature plant and take several cuttings that are each about four inches long, using a clean pair of pruning shears. Make your cuts just above a leaf node. Strip off all of the leaves except for a few at the tip of each cutting. Remove any buds or flowers.

Does Russian sage self propagate?

Propagation. Russian sage frequently self-seeds in the garden, enabling new plants to spring up. ... It is also sometimes possible to obtain new plants from root cuttings, which should be at least the diameter of a pencil, taken in early spring or late winter.