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Iris pseudacorus /Yellow Flag Iris

Iris pseudacorus  / Iris pseudacorus
Specimen in heavy bloom
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Specimen in heavy bloom

A very aggressive iris in heavy bloom in spring

It is difficult to control the spread of this vigorously growing iris

Close-up image of the yellow flag iris

A healthy clump of iris in bloom

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Scientific Name: Iris pseudacorus
Common Name: Yellow Flag Iris
Plant Type: Evergreen
Hardiness Zone: 4, 5, 6, 7, 8, 9, 10 Determine Your Zone
Height: 2- 5 feet
Spread: 2 -3 feet
Bloom time: Spring
Flower color: Yellow
Fruit present: Summer, Fall
Fruit color: Yellow
Light Exposure: Sun, Filtered Shade
Drainage: Well drained, Moist, Wet
Rate of Growth: Fast
Water Requirement: Medium
Maintenance Level: Low
Susceptible to insects
and diseases:
No
Landscape Categories: Deer Resistant-Tolerant Plants
Plants That Attract Butterflies
Comments: This wetland plant will grow well on poorly drained soils and in shallow standing water. It is called the "Yellow Flag" iris and, also erroneously, "Yellow Louisiana Iris." This European import is probably the most widely grown iris in the Southeastern United State. Very easily established and grown.