Blue Flag Iris versicolor will produce narrow, erect foliage and branched stems bearing several bluish-purple flower with spotted yellow throat. This moisture loving Blue Flag makes a handsome addition to boggy areas and the shallow margins of ponds. Over time, Iris versicolor will form dense clumps of narrow, strappy foliage that provide good cover for wildlife at the water’s edge. As with all Iris the tubers are harmful if eaten. Position: Full sun to part shadePlanting depth: Grow in the damp margin to 15cm (6’’) below water level.Growth rate: SlowFlowering Period: June & JulyHardiness: HardySize: Height: 90cm (36"). Spread: 30cm (12") Aquatic pot and compost variations Aquatic plants come in a variety of pot and compost variations that have different benefits for planting and growing. Mesh Pot (Aquatic Compost)Pot can be removed and plant can be planted directly into soil or margins above or below the water line. Pot and plant can also be placed directly into water to be container grown, but will still need repotting in time. Pot (Aquatic Compost)Pot must be removed and plant should be planted directly into soil or margins above or below the water line. Pot (Regular Compost)Pot must be removed and plant should be planted directly into soil or margins above the water line. Cannot be planted directly into soil below the water line.