Common Pests & Diseases
Diseases
May be susceptible to aphid-borne viruses, bacterial soft rot and grey moulds; see Iris diseases
Pests
May be susceptible to slugs, snails and thrips
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yellow flag 'Roy Davidson' · Pests & diseases
yellow flag 'Roy Davidson' · Iris pseudacorus 'Roy Davidson'
Grow in moist to wet, deep, humus-rich, acid soil; it thrives at the margins of large ponds or streams; has the potential to become a nuisance if not managed well so plant with care
Watering: Keep soil consistently wet or boggy at all timesSunlight: Full sun · Partial shadeHarmful if eaten. Wear gloves and other protective equipment when handling