arum lily 'Red Alert'

Use as summer bedding, planting in a moist, humus-rich, but well-drained soil in full sun. Lift and store overwinter in trays of compost in a cool, frost-free garage or shed and plant out tubers in spring after risk of frost has passed. Alternatively, grow in containers of loam-based JI No2 potting compost and overwinter in a greenhouse or conservatory. See Zantedeschia cultivation

Deadhead flowers and cut down yellowing foliage at the end of the season

Propagate by division in spring

May be affected by aphids and thrips; glasshouse red spider mite or glasshouse whitefly may be troublesome under glass

May be affected by bacterial or fungal rots or a virus