Ophiopogon planiscapus ‘Nigrescens’ is highly prized for its attractive, arching, black, grass-like leaves. In summer it bears delicate spikes of tiny, violet-white flowers, followed by oval, blue-black berries.
This unusual perennial offers interest throughout the year and is ideal for the front of the border. Ophiopogon planiscapus ‘Nigrescens’ likes full sun or partial shade with well-drained, humus-rich soil.
How and when to cut back Ophiopogon planiscapus ‘Nigrescens’ (Black mondo grass/Black lilyturf). If the leaves are exposed to cold winds or severe frosts, they can be damaged.
To maintain the appearance of the plant cut back all of the old and damaged leaves to about 5cm above the ground in spring, just before new growth emerges.
Pruning is not mandatory. If the foliage looks good, don’t prune the plant. Ophiopogon planiscapus ‘Nigrescens’ will still produce new leaves and flowers.
As a ground cover best planted in a group. Add plenty of compost to the soil before planting. How far apart should plant Ophiopogon planiscapsus ‘Nigrescens’. Plant Ophiopogon planiscapsus ‘Nigrescens’ 15cm apart.