Why We Leave the Pond Edges Alone in Early Summer

As the garden moves from spring into early summer, something fairly remarkable is happening in and around the pond, even if you don’t notice it straight away.

Those tadpoles that appeared earlier in the season are completing one of the most dramatic changes in the natural world. Over a period of weeks, they lose their gills, develop lungs and legs, and shift from living entirely in water to spending most of their time on land.

Their behaviour changes as well. Tadpoles feed largely on algae and organic matter in the water, but once they become froglets, they switch to hunting small invertebrates such as flies, aphids and springtails.

Then, over a short window, they begin to leave the pond.

What Happens When Froglets Leave the Water

When froglets first emerge, they are extremely small, often no bigger than a fingernail and they don’t travel far. Most will spend their first days and weeks close to the pond, moving between the shallow margins and the surrounding garden as they adjust to life on land.

At this stage, they rely on very specific conditions to survive. Their skin needs constant moisture, they are vulnerable to heat and they have very little protection from predators. Cover is essential.

This applies both within the pond margins and on the surrounding land around the pond.

Froglets will often shelter:

• amongst marginal plants on the shallow shelf
• at the water’s edge where plants meet land
• and in low growth just beyond the pond

This is why the area immediately around the pond matters so much.

It is also, unfortunately, the area people tend to tidy first.

Why Tidy Pond Edges Can Cause Problems

Cutting grass tightly to the edge, clearing low growth or strimming around the pond might make things look neater, but it removes exactly the structure froglets depend on.

The same applies within the pond itself. Disturbing or thinning marginal plants on the shallow shelf at this point can remove shelter where froglets are still resting before fully moving out into the garden.

A closely mown edge dries quickly, heats up in the sun and offers no shelter. A cleared marginal shelf leaves exposed water edges with nowhere to hide.

Even careful mowing or tidying can disturb or harm froglets simply because they are so small and difficult to see.

A softer edge behaves very differently. Where grass is a little longer, marginal plants are left in place and growth spills gently over the margin, the whole area stays cooler and holds moisture. This creates a more stable environment and supports the small insect life that froglets feed on.

A Simple Way to Help Without Letting Things Go Wild

You do not need to let the whole garden go wild to achieve this. In most cases, leaving a simple strip around the pond, along with the marginal planting, is enough. Even a margin of 30 to 60 centimetres can make a meaningful difference during this period.

Why Pond Edges Matter More Than You Think

A well-planted pond does not stop at the waterline. The shallow margins and the surrounding edge are part of the same system, supporting everything from emerging amphibians to the insects they depend on.

Getting that transition right helps the pond feel more alive, not just in the water, but in the garden around it.

Helping Frogs Beyond the Pond

Beyond the pond edge, it’s worth thinking about where frogs go next. They need damp, shaded places to shelter during the day and somewhere safe to overwinter. Log piles, small stacks of stones, or a simple hibernaculum tucked into a quiet corner all provide useful refuge. Planting around the pond helps too. Ferns, hostas and other broad-leaved plants create cool, shaded conditions and hold moisture at ground level.

The key is connection. Try to avoid leaving frogs to cross open, dry ground to reach shelter, as this is where they are most exposed to predators such as birds and cats. A few sheltered routes and resting places can make the difference between a pond that produces frogs and one that actually supports them long term.

Shop our collection below for plants suitable for creating sheltered pond edges and supporting frogs and other wildlife.