How to Fertilize sword lily 'Jester'?
Gladiolus bulb high-potash feed biweekly warm growth months

sword lily 'Jester' · Gladiolus 'Jester'
Grow in fertile, well-drained soil in full sun, planting the corms 15cm deep in spring, on a bed of sharp sand to aid drainage; in frost-prone areas, lift when the leaves turn yellow-brown, and store the new corms in a dry, frost-free place until the following spring; in milder areas, add a thick dry mulch over winter
Gladiolus bulb high-potash feed biweekly warm growth months