How to Fertilize Heuchera 'Vulcano'?
Balanced diluted liquid fertilizer every three weeks in active growth
Heuchera 'Vulcano' · Heuchera 'Vulcano'
Grow in fertile, humus-rich, moist but well-drained soil, in partial or full shade, and mulch every year; the rootstock tends to push upwards, so every few years, in late summer or early autumn, divide and re-plant with only the crown above ground
Balanced diluted liquid fertilizer every three weeks in active growth