Rats under the bird feeder: what actually works

Rats come for food on the ground. Hang every feeder, put out only what’s eaten in a day or two, sweep up underneath, keep bird food in a sealed bin, and never scatter seed or scraps. If rats keep coming, stop feeding for a while. Skip the poison, and ring the council if it’s more than a visitor.

The BTO’s older advice on this opens with a line worth keeping: “The first thing to say about rats is do not panic.” A rat under a feeder is a sign of spare food, and spare food is something you control.

Why the rats are there

The RSPB’s 2026 guidance puts it in five words: “Uneaten food can attract rodents.” Seed that falls, food that sits in a feeder for days, and anything put straight on the ground all count. The RSPB advises against scattering food on the ground, except small amounts of mealworms, because other foods “don’t tend to be eaten as quickly” and “could increase the chances of attracting rodents.”

So every fix below does one of two things. It cuts the amount of food that reaches the ground, or it removes that food before dark.

What reduces it

Hanging feeders only

Hang every feeder. Don’t use a bird table, a ground feeding station, or a tray under a hanging feeder. The BTO now counts “bird tables, the troughs on the bottom of some hanging feeders, and ground feeding stations” as flat-surface feeders that are “best avoided”, because disease spreads more easily on them. The RSPB says the same.

You’ll still find council pages that tell you to clip a catch tray under the feeder to keep seed off the ground. That advice is out of date. The tray stops the spill, but it collects contaminated food where birds sit. Sweep instead.

If your feeder hangs from a pole, a baffle helps too. The RSPB lists “pole guards/baffles” as a way “to prevent animals from climbing up”, and it names rats alongside mice and squirrels as the animals in question. There’s more on baffles in squirrel-proof feeders.

Put out less

Feed to demand. The RSPB says seeds and peanuts “should all be eaten within one to two days”. The BTO says to remove uneaten food after 24 to 48 hours and not to “repeatedly re-fill feeders on top of old food.” A feeder that is always full is a feeder that always drips.

Seeds and peanuts go back out on 1 November under the 2026 guidance. That’s the moment to start small. A quarter-filled tube that birds empty is better than a full one that sits for a week. Our winter feeding guide explains how to judge the amount.

Choose food that leaves less mess

Sunflower hearts are the husked kernel. The BTO points out there’s “no unsightly pile of husks” under the feeder afterwards. Cheap seed mixes heavy on wheat, barley and split peas are the opposite: small birds flick the cereal out and it lands where rats find it. Read the bag.

Sweep up, and clear food before dark

The RSPB says to “clear up under your feeders regularly to avoid a build-up, which also helps keep the rodents away.” The BTO says to “regularly sweep/clean areas beneath feeders”. Moving the feeder each week, which the RSPB asks for anyway, stops spill building up in one spot. The full weekly routine is in cleaning bird feeders.

Mealworms should be eaten or cleared away by dusk the same day, according to the RSPB. If you have rats, we’d stop scattering mealworms on the ground until they’ve gone.

Store and bin food properly

Keep bird food in “cool, clean rodent-proof storage bins” (RSPB). The BTO adds a sealed container in a cool, dry place. Old food goes in your outdoor household bin, not on the compost and not on the lawn. The BTO says to dispose of it “as waste, not into parts of the garden where wildlife may still access it.” Don’t use the garden as a place to throw food waste.

If they keep coming: stop feeding for a while

If you’ve done all of that and rats still turn up, take the feeders down. The BTO’s view is that “you will only need to cease feeding if things are particularly bad”, but when it is bad, stopping is the one step that works every time.

No body we checked gives a length of time for the break. Our approach is to take everything down, clear the ground, and wait until you’ve stopped seeing rats or fresh signs of them. Then restart with one small feeder and build up slowly. If rats come back, stop again.

Poison, traps and the law

Rats have no special protection, so you can control them on your own property. There are limits, though.

• Cruelty is still an offence. The Wild Mammals (Protection) Act 1996 covers any wild mammal. It has an exception for “the lawful use of any poisonous or noxious substance”, so using poison legally isn’t a crime. Deliberately causing a rat unnecessary suffering is.
• Glue traps are banned in England. Under the Glue Traps (Offences) Act 2022, setting a glue trap to catch a rodent in England has been an offence since 31 July 2024, unless you hold a licence.
• Rat poison harms other wildlife. The Health and Safety Executive says that with rodenticides, “children, pets and other non-target animals are more likely to be harmed”. It says anticoagulants, the usual rat poisons, carry “a higher risk to people and non-target animals” than would normally be acceptable. The products sold to the public are restricted, for example to use “only within a bait box”. The HSE wants anticoagulants used as little as possible, and lists good hygiene, physical barriers and traps as options to consider first.

We wouldn’t put poison anywhere near a bird feeder. You’ve spent all winter drawing animals to that spot. Secondary poisoning, where other animals eat a poisoned rodent, is exactly what the HSE’s stewardship rules exist to reduce. The non-chemical steps above are the HSE’s first line too.

When to call the council or pest control

Call if you’re seeing rats regularly after cutting off the food, if they’re near or inside buildings, or if neighbours are seeing them too. In England and Wales, GOV.UK says to contact your council to find out if it provides pest control for rats. Not all do.

Councils also have legal powers. The Prevention of Damage by Pests Act 1949 gives every local authority a duty to “take such steps as may be necessary” to keep its district free of rats and mice. Under section 4, it can serve notice on an owner or occupier requiring them to deal with the problem. If you think the source is next door, talk to your neighbour first. The council’s environmental health team is the next step.

A professional pest controller is the other route. If anyone is going to use poison, it should be someone trained to do it under the industry’s stewardship scheme, which the HSE says is meant to keep “secondary poisoning in non-target species” down.

If you find a wild animal you think has been poisoned, that is urgent. Ring the RSPCA on 0300 1234 999 (England and Wales), or see rspca.org.uk. If a pet may have eaten rat poison, ring your vet straight away.

The honest bit

The prevention steps are solid. They come from the RSPB’s and BTO’s 2026 feeding guidance, which is about disease, and they also happen to starve rats. The weakest part is the stop-feeding advice. The only tier-1 page we found that addresses rats and feeders directly is an undated BTO page written before the 2026 advice against flat feeders. We’ve used its rat advice and left out its feeder advice, which the 2026 guidance has replaced. Nobody publishes how long a break from feeding should last, so our “until you’ve stopped seeing signs” is judgement, not a rule.