Yellow Flag
Iris pseudacorus
SKU
06210
Hardy bog perennial presents a flashy show of brilliant color against handsome sword-shaped foliage. Wonderful vertical presence is great contrast for Ligularia. Perfect for pond edges. Extremely vigorous. Should be planted in containers to control growth. Herbaceous perennial.
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Full sun
Water regularly to maintain wet or evenly moist soil - weekly or more.
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| Average Size at Maturity | Fast grower to 24 to 36 in. tall, 12 in. wide. |
|---|---|
| Bloom Time | Blooms in summer. |
| Deciduous/ Evergreen | Herbaceous |
| Flower Attribute | Flowers for Cutting, Showy Flowers |
| Flower Color | Yellow |
| Foliage Color | Green |
| Garden Style | Cottage |
| Growth Rate | Fast |
| Landscape Use | Container, Cutting Garden |
| Light Needs | Full sun |
| Soil Needs | Flower & Rose Food |
| Special Feature | Extreme Cold Hardiness |
| Water Needs | High |
| Watering Needs | Water regularly to maintain wet or evenly moist soil - weekly or more. |
Follow a regular watering schedule during the first growing season to establish a deep, extensive root system. For a neat appearance, remove old foliage before new leaves emerge. Divide clumps every 2 to 3 years in early spring.
This Plant's Growing Zones: 4-8
Your USDA Cold Hardiness Zone:
Your climate may be too cold for this plant