Iris versicolor

blue flag iris

Eventual height & spread

Iris versicolor

blue flag iris

  • 1 litre aquatic pot
  • £21.99
  • shipped within 1 Week
  • 3 × 1 litre aquatic pots
  • £34.99
  • shipped within 1 Week
  • 5 litre aquatic pot
  • £39.99
  • available to order from late spring
Delivery options
  • Standard £5.95
  • Position: full sun
  • Depth of water: 0-10cm (0-4")
  • Rate of growth: average
  • Flowering period: May and June
  • Hardiness: fully hardy


This shallow water-loving beauty boasts vibrant blue-purple flowers adorned with captivating veining, creating a stunning display - its sword-shaped leaves stand proudly, making it an ideal choice for pond edges or bog gardens. Easy to thrive in damp soil or shallow waters, Iris versicolor is a less vigorous alternative to the yellow flag, and is perfect for various-sized ponds and lakes, as well as small water features or container gardening under the right conditions. With a penchant for moist to wet, humus-rich, acid soil and a preference for full sun, this iris is also


  • Garden care:
    These plants are potted up (using a suitable aquatic compost) into aquatic pots. These pots are made of a fine mesh, which allows water to circulate through the compost, providing the plants with both oxygen and nutrients. If you are using them as a aquatic plant, they can be placed straight into the pond up to 10cm (4") deep. To enhance flowering divide congested clumps every three to five years.
    • Humans/Pets: Harmful if eaten

    Goes well with