MJM: resembles wild-type piperita with flat leaves, terminal flowers, male sterile, normal peppermint odor Evaluated and found to be resistant or non-host to Meliodogyne (nematodes) and, therefore, a good candidate for suppressing root-knot nematode population densities.
Journal of Nematology
M. piperita L. (as black peppermint, Mitcham) from Tucker who obtained it from Mrs. P. Batcheder, Rumford, RI; originally from Univ. of New Hampshire, Durham, NH. (MJM - resembles wild-type piperita with flat leaves, terminal flowers, male sterile; normal peppermint odor).