Golden Sweet Flag (Acorus Ogon) – Ornamental Grass for Borders & Water Gardens | 1 Gallon

Add a pop of golden color to your landscape with Golden Sweet Flag also called Acorus Ogon, a vibrant ornamental grass prized for its bright yellow foliage and versatility. The Acorus Ogon is a compact, grass-like perennial that thrives in moist conditions and brings year-round texture to garden beds and water features. This exceptional ornamental grass has become a favorite for homeowners and landscapers looking for low-maintenance color. With its glowing foliage and easy-care nature, Acorus Ogon transforms dull spaces into eye-catching focal points. The fine, arching blades create a soft, flowing effect while maintaining a tidy, clumping form. Unlike traditional grasses, this ornamental grass thrives in wetter soils, making it ideal for areas where other plants struggle.

Why You’ll Love Acorus Ogon

Brilliant Golden Color:
Bright yellow, grass-like foliage grows 6–12 inches tall, making Acorus Ogon the perfect choice for edging pathways, accenting containers, or brightening shaded areas.

Perfect for Wet Areas:
Plant 8–12 inches apart for a dense border, and they quickly fill in with lush color. These ornamental grasses thrive in consistently moist soil and perform beautifully near ponds or water features.

Cold Hardy & Reliable:
Hardy in USDA zones 5–9, Acorus Ogon handles a wide range of climates. Once established, it tolerates both heat and humidity with ease.

Low Maintenance Landscaping:
Acorus Ogon requires minimal upkeep—no mowing or heavy pruning—making it perfect for homeowners seeking an easy, dependable plant for long-lasting color.

Acorus Ogon Details

• Botanical Name: Acorus gramineus ‘Ogon’

• Common Name: Golden Sweet Flag

• Type: Ornamental grass-like perennial

• Mature Size: 6–12 inches tall × 10–14 inches wide

• Growth Rate: Moderate

• Light: Full sun to partial shade

• Soil: Moist, well-drained to consistently wet soil

• Water: Moderate to high; prefers consistently moist conditions

• USDA Hardiness Zones: 5, 6, 7, 8, 9

Growing Conditions

Soil Adaptability:
Acorus Ogon grows in a wide range of soils, including clay and loam. However, it performs best in consistently moist or wet soil and should not be allowed to dry out completely.

Light Requirements:
Thrives in full sun to partial shade. In hotter climates, partial shade helps maintain the brightest foliage color.

Hardiness:
Suitable for USDA zones 5–9, making it a great choice across much of the United States.

Care Instructions

Watering:
Keep soil consistently moist, especially during establishment. Acorus Ogon performs best when it does not dry out.

Pruning:
Trim back any damaged or winter-worn foliage in early spring to encourage fresh growth.

Fertilizing:
Apply a balanced slow-release fertilizer in spring for optimal color and growth.

Landscaping Uses

Versatile Applications:
Acorus Ogon is ideal for:

• Borders and edging

• Container gardens

• Water gardens and pond edges

• Mass plantings for groundcover

Water Garden Accent:
Its ability to thrive in wet soil makes Acorus Ogon perfect for planting along streams, ponds, or low-lying areas where other plants may fail.

Frequently Asked Questions

How far apart should I plant Acorus Ogon?
Space plants 8–12 inches apart to create a full, dense border or groundcover effect.

How fast does Acorus Ogon grow?
Acorus Ogon has a moderate growth rate and typically fills in within one growing season under ideal conditions.

Does Acorus Ogon require a lot of maintenance?
No—Acorus Ogon is very low maintenance. It requires minimal pruning and thrives with consistent moisture.

Can Acorus Ogon grow in standing water?
Yes, Acorus Ogon can tolerate shallow standing water, making it an excellent choice for water gardens and pond edges.