How to

Ground elder

Ground elder

Leaf holes made by flea beetles

Flea beetle

How to plant a ginkgo tree

An elephant hawk moth caterpillar on a fuchsia plant

Elephant hawk moth

Leaves showing silvery trails caused by burrowing larvae of leaf miner flies

Leaf miner fly

How to grow rhododendrons - rhododendron leaf spot

Rhododendron leaf spot

Waxy brown scale insects sucking sap on the underside of a leaf

Scale insects

How to grow foxtail lilies - Eremurus isabellinus 'Cleopatra'

How to grow foxtail lilies

Acer leaves with shiny black spots caused by fungal acer tar spot

Acer tar spot

A yellow, black and cream mullein moth caterpillar eating a leaf

Mullein moth

Purple-flowering self-heal

Self-heal

Pollen beetles - small, shiny and bronze - tipped from feeding on pollen inside a flowerhead

Pollen beetles

A developing fruit tunnelled through by a codling moth caterpillar

Codling moth

Monty Don - Down to Earth: exclusive audio extracts

Monty Don - exclusive audio clips. This is a premium piece of content available to subscribed users.

A withered rose flower that failed to open due to rose bloom balling

Rose bloom balling

Yarrow growing amongst grass

Yarrow

Cream clover flowers and leaves amongst a lawn of grass

Clover

Miniature leaves of mind-your-own-business

Mind-your-own-business

How to grow Florence fennel

Mould growing on a bulb

Mould on bulbs

Pale streaks and spots on a canna leaf caused by canna virus

Canna virus

The tip of a stinging nettle shoot

Stinging nettles

Snowflake, Leucojum aestivum

How to plant snowflakes

A distorted tulip leaf with brown/white patches caused by tulip fire fungus

Tulip fire

A dog urinating on a lawn

Dog urine on lawns

Weed: hairy bittercress growing in a path

Can I remove weeds from a path permanently?

Tall conifer tree

Can I prune a very tall conifer?

Glossy yellow flowers of creeping buttercup

Creeping buttercup

How to grow leeks from seed

How to grow leeks from seed

How to grow dahlias from rooted cuttings

How to grow dahlias from rooted cuttings