If it weren’t for the tulips being involved as well, I’d suggest greater or lesser narcissus bulb fly. I’ve had both. If there are several grubs in each bulb, sounds like lesser bulb fly. But I have never had them…
If it weren’t for the tulips being involved as well, I’d suggest greater or lesser narcissus bulb fly. I’ve had both. If there are several grubs in each bulb, sounds like lesser bulb fly. But I have never had them…