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The large, beautiful caterpillar larvae of the elephant hawk moth has two pairs of eye markings, which are made even more prominent when it withdraws its head into its body. They are, typically, a blackish-brown colour but are sometimes green, and though their 'eyes' make them lo...

to feed. After 2-3 weeks, the larvae pupate inside the leaves and emerge as adults. The damage is mostly cosmetic but where many leaves are affected, the plant may be weakened or die. Different species of leaf miner fly affect specific plants.A maze

The culprit is the flea beetle, which, like its namesake, jumps away when disturbed. The small, shiny, black, brown or blue beetles emerge in April and May, after winter hibernation, ready to start feeding. Eggs laid near host plants hatch in late-summer. The beetles feed for a f...

These miniscule sap-sucking insects multiply rapidly on leaves. Large colonies are immediately evident, as are the symptoms - silvery-white discoloration of the leaves and distorted shoot tips and buds.Packed clusters of tiny white insects on leaves produce several symptoms. The ...

Sarah Raven demonstrates how to divide asters to ensure the flower quality doesn't diminish over time.springDividing plants in your gardenHow to divide and replant snowdrops.Dividing day lilies video project.Dividing herbaceous perennials video project.Dividing irises video proje...

Watch Carol Klein as she guides you through the process of propagating delphiniums, campanulas and lupins; from taking basal cuttings and potting them on, to how to stake them.springMore advice on propagating plantsTaking begonia leaf cuttingsTaking rose cuttingsTaking verbena cu...

Learn how to grow dahlias for cut flowers, in Rachel de Thame's video demonstration. Rachel recommends varieties and shares tips on soil preparation, planting, feeding and staking young plants.early summerMore advice on growing dahliasLift and store dahliasGrowing dahlias from se...

Carol Klein demonstrates how to cut back ornamental grasses in spring, with tips on different methods for dealing with evergreen and deciduous species.springMore on grassesOrnamental grasses from the RHS Chelsea Flower ShowPlant profile of feather reed grass, Calamagrostis x acut...

Create impact with your hanging baskets by following Rachel de Thame's comprehensive guide to planting up a traditional hanging basket, with advice on choosing and lining your container and tips on selecting and positioning your plants.springMore advice on hanging basketsSarah Ra...

.Continue to add bulbs until the container is full and gently push them down so that they are all in good contact with the container.Cover the bulbs with a 10cm layer of your compost mix. The bulbs should grow into a fragrant display if watered regularly