Switching cat calming collar to diffuser

Switching away from a calming collar makes complete sense for a Norwegian Forest Cat — that thick double coat is exactly the kind of fur that mats around a collar, and the last thing you want is to swap one source of stress for another. The good news is a diffuser is actually the better long-term option for most cats anyway, since it works passively across a whole area rather than relying on contact. Before I point you to the right one, can you tell me a bit more? What was triggering the anxiety in the first place, what are you seeing from her behaviour-wise, and is this an ongoing background anxiety or something that flared up with a specific change?

That all makes a lot of sense together — house moves are one of the biggest triggers for cats, and Norwegian Forest Cats can be surprisingly sensitive despite their robust appearance. The hiding and redirected hissing at your other cat are classic signs of displacement stress, and the belly over-grooming tells me this has been building for a while. The collar working a little is actually a good sign, because it confirms she responds to pheromone therapy. The issue was just the format, not the approach. What's the layout like where you spend the most time — is there a main living room or room she gravitates toward even when she's anxious?

Bedroom is exactly where you want to start. The product I'd recommend is the Feliway Classic Starter Kit — it's a plug-in diffuser with a 30-day refill, and Classic is the right formulation here because it mimics the facial pheromone cats deposit when they feel secure in a space. That's directly targeting the territorial unease a house move causes. Plug it in on the same wall as where she hides if you can, not across the room — pheromones distribute better when the diffuser isn't blocked by furniture. Give it two to three weeks before you judge whether it's working, because the effect builds gradually. If after a month she's still struggling in the living room too, you can add a second diffuser there, but start with one and let it establish first.

Good question, and it's worth being clear on this. Feliway Friends is specifically for tension between cats — it uses a different pheromone, the cat appeasing pheromone, which helps cats tolerate each other better. Feliway Classic addresses individual anxiety and territorial insecurity. Given that the hissing at your other cat sounds like a symptom of her general stress rather than a genuine rivalry, I'd still start with Classic in the bedroom. If after four to six weeks she's settled in herself but the two cats are still clashing, that's when Friends becomes worth adding in a shared space. Running both at once from day one tends to muddy the waters — you won't know what's doing what.

Yes, get the starter kit — the diffuser unit itself matters. A new diffuser heats the liquid more efficiently than an older one that's been running for months, and you'll get more consistent pheromone release. The starter kit costs only a little more than a standalone refill and comes with both, so it's the right way to begin, especially since you're switching formats entirely. After that first month, refills alone are fine.