Alert: Limited Online Availability

Now that summer is here, we have limited our stock for online purchase. Find Monrovia plants at your local garden center. Pre-order for 2023 will be available later this year.

Golden Variegated Sweet Flag

Acorus gramineus 'Ogon'

Excellent for brightening the edges of ponds or water gardens. Richly colored, golden yellow, grass-like leaves provide colorful accents, even in lightly shaded areas. Slowly naturalizes by spreading roots. Crushed foliage emits a delightful scent. Semi-evergreen.
There are very few rules in gardening, but perhaps the most important one is to work within your zone. Choosing plants that grow and thrive in your particular climate is the very first step toward having a beautiful garden . Learn More

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Full sun, Partial sun

Water regularly to maintain wet or evenly moist soil - weekly or more.

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Due to the seasonal nature of plants, availability at your local garden center is not guaranteed. Give them a call before visiting.

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Botanical Pronunciationa-KO-rus grah-MIN-ee-us
LoreThe name 'Acorus' is derived from the Greek word 'Acoron' meaning pupil. The terms was used by ancient Greek Physician Pedanius Dioscorides who began its use as an herbal remedy for inflammation of the eye. Acorus gramineus is native to Japan and Eastern Asia.
Is Direct To ConsumerNo
Average Size at MaturityModerate growing to 10 in. tall, 4 to 6 in. wide; slowly spreads wider.
Bloom TimeInconspicuous; prized for foliage.
Design IdeasPair with other water loving perennials and shrubs along ponds, streams and wet woodland areas. Will brighten a shady area of your garden or add texture and color to borders and edges. Golden yellow color will dress up a container planting as long as the soil is kept moist. .
Deciduous/ EvergreenSemi-evergreen
Foliage ColorVariegated
Garden StyleAsian/Zen, Contemporary, Rustic
Growth Habit14
Growth RateModerate
Landscape UseBorder, Container, Mass Planting, Specimen, Very Wet Areas, Water Garden, Woodland Garden, Edging, Ground Cover
Light NeedsFull sun, Partial sun
Soil NeedsAll-Purpose Plant Food
Special FeatureClump Forming, Dramatic Foliage Color, Easy Care, Naturalizes Well, Tolerates Wet Soils
Water NeedsHigh
Watering NeedsWater regularly to maintain wet or evenly moist soil - weekly or more.
Companion PlantsJapanese Maple (Acer palmatum); Clethra (Clethra); Fothergilla (Fothergilla); Iris (Iris); Sweetspire (Itea); Cardinal Flower (Lobelia)

Thrives in average soils with consistent moisture, even boggy conditions and standing water. Shelter from harsh sun exposure in hot summer regions. Water regularly to maintain moisture levels; will not tolerate dry soils. For a neat appearance, remove old, faded foliage before new leaves emerge. Divide every 2 to 3 years in early spring.

This Plant's Growing Zones: 5-11

USDA Cold Hardiness Zone Map

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