Also called Water Flag Iris
More About Iris pseudacorus
- AKA Iris lutea
- Bright yellow flowers
- Brown markings at the base of each, yellow petal
- Each stem produces multiple flowers
- Bright green, sword-shaped leaves, 2.5 cm wide
- Bloom Time: May to July
- Flower Size: 10 cm
Introduced to North America and has naturalized throughout most of Ontario.
Yellow Flag Iris Growing and Maintenance Tips
Grows best in moist to wet conditions, in full sun. Great plant for ponds, streams and low-lying areas. Iris psuedocorus may be aggressive once established, so location should be considered.
Iris pseudacorus Characteristics
Soil MoistureWetland (Root submerged)
Moist to Wet Soils
Foliage ColorGreen (dark)