iris 'Benton Berenice'

Grow in well-drained, fertile, neutral to slightly alkaline loam in full sun, with upper part of rhizomes exposed at soil level and not overshadowed, rotate every 5-6 years

Remove any dying foliage in autumn, old flower stems can be cut down after flowering

Propagate by division of rhizomes from midsummer to early autumn, every 3-4 years

May be susceptible to slugs, snails, iris thrip and iris sawfly

Generally disease-free but may be susceptible to Iris diseases