Forcing Hyacinth/watering

Hey, everyone - hope you're all well.
I'm having my first go at forcing hyacinths. Have potted them up, each cultivar in a different pot, in bulb fibre, watered around the bulbs (no water touching the bulbs), and put them in a dark place in a corner of my shed.
I tend to be forgetful so am going to set an alarm to check that the fibre doesn't dry out. Can anyone please tell me approximately how often I should do this check?
Seems a dumb question but I've never done this before. Huge thanks in advance.
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