Carex hachijoensis

Hachijo Sedge

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Ornamental sedge with variegated foliage, forming dense clumps of arching golden-green leaves. Popular for containers or borders in temperate climates.
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Plant Details

Common Name Hachijo Sedge
Family Cyperaceae
Genus Carex
Species Hachijoensis
Origin Japan
Blooming Foliage plant, produces small brownish flower spikes in summer
Leaf Color Green with yellow variegation
Sunlight Half-shade
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

terrain
Soil

Well-draining loamy soil, tolerates clay but prefers moisture retention without waterlogging

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Watering

Keep moderately moist during growing season, reduce in winter droughts or dormancy

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Sunlight & Care

Prefers full sun for best variegation, tolerates partial shade in hot climates

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Fertilization

Apply balanced liquid fertilizer monthly during spring/summer growth phase

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Pruning

Cut back dead foliage in early spring to encourage new growth

Pest Control Aphid Scale Insect Spider Mite

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

thermostat
Temperature
50° – 90°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
30% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
800 – 30000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1500 – 4000
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
20% – 70%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Carex hachijoensis? Select a symptom to diagnose and fix the issue.

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