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Black Mondo Grass

Ophiopogon planiscapus 'Nigrescens'

Also known as Black Mondo, Mondo Grass

grassβ›… part shadeπŸ’§πŸ’§ moderate water❄ Hardy: Zone 6a – Zone 10a

Climate Match for your location

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Black Mondo Grass is a dramatic ornamental groundcover with nearly black, strap-like foliage that forms dense clumps year-round. It produces delicate lavender flowers followed by blue-black berries and works well as a border plant or accent in shade gardens.

Why grow it

Black Mondo Grass offers deeper foliage color than standard Mondo Grass (Ophiopogon japonicus), making it useful for high-contrast textural plantings in shaded locations where many colorful perennials struggle. It tolerates dry shade once established and requires minimal maintenance compared to herbaceous groundcovers, though it spreads more slowly than some alternatives.

Watch out for

Growth rate is notably slow, so plant spacing and patience are necessary for full coverage. In wet or poorly drained soils, this plant is prone to root rot and fungal issues, so site selection and soil amendment matter significantly for success.

Overview

Form
clumping, low mounding
Growth Rate
slow
Size
0.75–1.25β€² tall Γ— 1–1.5β€² wide
Dormancy
evergreen
Family
Asparagaceae
Erosion control

Native Range

Japan

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

SpringSummerFallWinter

Similar ground covers you might consider:

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Companion Planting

Plants well with