A small garden pond for frogs, newts and wildlife

A pond does more for garden wildlife than almost anything else you can add. Frogs and newts breed in it, insects hatch from it, and birds, hedgehogs and bats come to drink or feed. It does not need to be big. This guide covers a small wildlife pond in general terms: the shape, the edges, the water, and the one detail that keeps it from becoming a trap.

The sources, opened on 14 November 2026, are Froglife’s Creating or improving ponds page and Hedgehog Street’s garden hazards page. Froglife points readers to its fuller “Just Add Water” guide for depth, shape and location; we have not reproduced figures from it. There are no liner specifications, depths or prices on this page. For building detail, our sister site Pond Setup Guide covers the practical side.

A wildlife pond is not a fish pond

Froglife says: “we advise that you don’t introduce fish to your wildlife pond.” If you want fish, it is better to have a separate pond for them. A wildlife pond is about what arrives on its own: frogs, toads, newts, dragonflies, water beetles and the insects that birds and bats feed on.

Sloping sides, not steep ones

This is the most important design decision. Froglife recommends “gently sloping sides and plenty of native vegetation so the animals can easily enter and exit the water.” A pond dug like a bucket, with straight sides, is hard for anything to get into and harder to get out of.

A good wildlife pond has:

• At least one long, gentle slope from dry ground into shallow water.
• A shallow margin where plants grow and tadpoles warm up.
• Some deeper water in the middle.

Froglife also says to avoid paving slabs reaching right up to the water’s edge. A hard lip all round the pond is a wall from the point of view of a froglet or a hedgehog.

A way out for hedgehogs

A steep-sided pond can be a trap. Hedgehog Street’s hazards page says hedgehogs can drown when they cannot get out, and asks you to “make sure at least one side slopes gently to allow any hedgehog to get out”. If a side cannot slope, it suggests forming “a ramp out of chicken wire or something similar to create an escape route.” It also says ponds should be checked daily.

The same applies to a mini pond in a sunken container. Froglife’s advice there is to build pebbles and logs up around the edge so wildlife can get in, and to put “plants and more pebbles inside so the creatures can get out again”.

The full list of garden dangers to hedgehogs, including pools, netting and drains, is in hedgehog hazards in the garden. This page does not repeat it.

Rainwater, not tap water

Froglife says to “try to use rain water rather than tap water” to top up a pond. A water butt near the pond makes that easy. Froglife’s page does not explain the reason in detail, and we are not adding one.

Plants

Froglife says: “A mixture of native emergent, submerged and floating plants is best for amphibians.” In plain terms:

• Emergent plants grow in the shallows and stick up out of the water. Froglets and dragonfly larvae climb them.
• Submerged plants live underwater, where newts lay eggs and tadpoles shelter.
• Floating plants shade part of the surface.

Choose native plants. A pond that is planted thickly at the edges looks less tidy than a garden-centre water feature, and works far better for wildlife.

The ground around the pond

What surrounds the pond matters as much as the pond. In general, frogs, toads and newts also need damp, sheltered places on land near the water. A log pile, a patch of long grass or a compost heap close to the pond gives them somewhere to go; see leaf litter, log piles and compost. The bigger picture of linking these features is in wildlife-friendly garden.

Ponds and bird baths are different jobs

A pond is not a substitute for a clean bird bath. Birds will drink at the shallow edge of a pond, but a bird bath is cleaned and refilled often, which is the point of it. Bird baths are covered in water for garden birds. Keep both if you can.

Working on an existing pond

Froglife says that if you need to work on a pond, you can scoop animals out and keep them in a bucket of pond water while you do the work, and then return them to the pond. It does not suggest moving animals or spawn from one pond to another, and this page does not either.

Should I put fish in a wildlife pond?

Froglife advises not to introduce fish to a wildlife pond. If you want fish, give them a separate pond.

How do I stop hedgehogs drowning in my pond?

Hedgehog Street says make sure at least one side slopes gently so a hedgehog can get out, or form a ramp from chicken wire or similar, and check the pond daily.

Can I fill my pond from the tap?

Froglife says to try to use rainwater rather than tap water. A water butt nearby makes that easier.