How to prune hyacinthus orientalis 'jan bos'

Deadhead flower spike immediately after blooms fade (mid spring); remove foliage once fully yellowed. Snip or snap the spent flower spike at its base. Leave all leaves to complete their natural die-back, then remove when they are fully yellow and pull away cleanly.

Annually, after each flowering. Hyacinthus orientalis 'Jan Bos' requires minimal pruning — just remove the cerise-red flower spike once blooms have faded to prevent seed formation and channel energy into the bulb. All foliage must remain untouched until it yellows and dies back naturally over 6 weeks, ensuring the bulb is recharged for next spring.

Snip or snap the spent flower spike at its base. Leave all leaves to complete their natural die-back, then remove when they are fully yellow and pull away cleanly.