How do you keep grass out of a iris bed?

Car8516093
by Car8516093
  1 answer
  • Hillela G. Hillela G. on May 12, 2017

    Cover the bare soil around the plants with a 3- to 4-inch layer of straw or bark mulch, but don't place the mulch on top of the rhizomes. The mulch will keep weeds from growing around the iris plants, which can slow the grass' spread into the iris rooting area.