Melianthus major
An architectural plant with deeply cut, glaucous blue-grey foliage and brownish crimson to deep brick red flowers. May die down in most winters but shoots again.
Melica altissima ‘Atropurpurea’
A tufted grass with narrow pale to mid-green leaves and lustrous, deep purple spikelets paling with age.
Melica uniflora ‘Variegata’
A tufted perennial grass, narrow green leaves with creamy white central stripes and dark purplish brown spikelets.
Melica uniflora f. albida
A very graceful plant with arching stems of striking white flowerheads
Melissa officinalis
A bushy upright perennial with wrinkled, light green leaves and spikes of yellow flowers throughout summer.
Melissa officinalis ‘All Gold’
A bushy upright perennial with wrinkled, golden yellow leaves and spikes of white flowers throughout summer.
Melissa officinalis ‘Aurea’
A bushy upright perennial with wrinkled, dark green leaves heavily splashed gold at the margins and spikes of yellow flowers throughout summer.
Mentha aquatica
A marginal aquatic with purple stems and aromatic dark green leaves. Clusters of lilac flowers in summer.
Mentha longifolia
A creeping perennial with grey hairy stems and aromatic green to silver-grey leaves. Clusters of lilac or white flowers in summer.
Mentha pulegium
A spreading perennial with aromatic bright green leaves. Clusters of lilac flowers in summer.
Mentha requienii
A mat-forming perennial with peppermint-scented bright green leaves. Tiny clusters of lilac flowers in summer.
Mentha spicata
A spreading perennial with aromatic bright green leaves. Dense clusters of lilac, white or pink flowers in summer.