Start by rolling the toy firmly between your palms for about thirty seconds. That revives most catnip toys that have gone quiet, because the herb inside is usually still good and only the surface has gone flat.
If that does nothing after a couple of tries on separate days, the oils really have gone and you need to top the toy up, marinate it, or accept that it is finished. Below is how to tell which, and how long a well-made toy should last in the first place.
Why herb toys fade
The active compounds in catnip and Silver Vine are volatile oils. Volatile means exactly what it sounds like: they evaporate into the air at room temperature, and once they have gone they do not come back.
Three things speed that up. Open air, which is why a toy left on the living room floor fades much faster than one kept in a box. Heat, so radiators and sunny windowsills are the worst places to store one. And light, which degrades the compounds directly.
Crushing releases the oils from inside the plant material, which is why rolling the toy works. You are opening a fresh batch of leaf and fruit, not adding anything.
First, check it is the toy and not the timing
Before you conclude anything, rule out the refractory period. After a reaction, a cat's olfactory receptors stop responding for roughly 30 minutes to two hours, and during that window the freshest catnip in the world produces nothing at all.
So a toy that gets no reaction an hour after a good session is not broken. Test again the following morning before doing anything else.
The other check is your own nose. Squeeze the toy hard and smell it. Fresh catnip is sharp and faintly minty. Spent catnip smells of dry hay, or of nothing. That single test tells you more than watching the cat.
Four ways to bring one back
Roll and crush. Thirty seconds between your palms, working along the whole length of the toy. Free, instant, and it is all most toys need. Do this before every session as a habit rather than only when something seems wrong.
The jar method. Put the toy in an airtight jar with a tablespoon or two of good loose dried catnip and leave it for a few days. The fabric absorbs oils from the loose herb, and a cotton toy takes this up far better than polyester does. This is the most effective fix short of refilling, and it also doubles as the right way to store the toy between sessions.
Top up the fill. If the toy has an opening or a seam you are willing to unpick and restitch, add fresh herb directly. Worth doing on a well-made toy, not worth the effort on a thin plush one.
Use a spray. The quickest option for toys that cannot be opened, and the only realistic option for scratching posts and cardboard. It sits on the surface rather than restocking the inside, so it fades sooner than the jar method.
How to wash a cotton cat toy
Herb toys get grubby, and washing is where people accidentally finish them off.
Hand wash in warm water with a small amount of unscented soap. Squeeze rather than wring, since twisting stresses the seams, and press the water out in a towel. Air dry completely, away from direct heat, and expect it to take a day or more for a densely filled toy.
Four things to avoid: the washing machine, which will open the seams and flush the herb out; the tumble dryer, where heat destroys whatever oils survived; fabric softener and scented detergent, which leave a smell that masks the herbs entirely; and bleach, which has no place near something a cat chews.
Then re-scent it. Any wash removes surface oils, so put the toy in the jar with loose herb for a few days afterwards, or give it a light spray once it is bone dry.
If a toy is badly soiled rather than just used, replacing it is the better call. There is a limit to what a wash can fix.
How long should a toy last?
That depends much more on the quantity of herb inside than on anything else.
Most mass-produced catnip toys hold under 5g, padded out with synthetic wadding, and they are noticeably weaker within a fortnight. There is very little to revive, because there was very little in there to start with.
A toy holding 30g or more behaves completely differently. Rolled before each session and stored sealed in between, it stays genuinely potent for months. This is the reason we fill Le Croissant with at least 30g of organic catnip buds and Silver Vine fruit rather than a token pinch, and wrap it in reinforced cotton that survives being washed.
Silver Vine is also more durable than catnip in this respect. Its compounds are less prone to fading quickly, so a toy carrying both herbs tends to hold its strength longer than a catnip-only one, and it keeps working on the roughly one cat in three that cannot respond to catnip at all.
Storage, which matters more than reviving
Most fading is avoidable. Three habits cover it:
- Put the toy away after every session. An airtight glass jar or a heavy zip bag. This is the single biggest factor in how long a toy lasts.
- Keep it out of heat and sun. A cupboard, not a windowsill or the top of a radiator.
- Rotate. Three or four toys in circulation, the rest sealed in a box. This preserves the herbs and solves a separate problem at the same time.
That separate problem is worth naming, because it gets confused with fading. Cats habituate to anything constantly present, so a toy that has been on the rug for three weeks stops registering even while it still smells strong. If your cat has lost interest in a toy that passes the smell test, the toy is fine and the novelty has gone. Put it away for a week.
When to stop reviving and retire it
Some toys should be thrown out regardless of how they smell.
Check for split seams, exposed filling, loose or missing parts, and any thin cord that has started to fray. Swallowed synthetic fill can cause an obstruction, and thread or elastic is worse, since a cat's backwards-facing tongue barbs make spitting a strand out very difficult.
A dense natural fibre toy with intact seams can be refreshed more or less indefinitely. Anything that has started to come apart is finished, and no amount of fresh herb changes that.