The cooler days of September are perfect for tidying and rearranging the borders. One of the main tasks is dividing overgrown clumps of herbaceous perennials. Plants older than three years quickly lose their vigour if left unattended. Use two garden forks placed back to back to prise them apart. Replant sections from the edges of a large clump as this is where the newer, stronger growth will be. Perennials to divide include hardy geranium, lily-of-the-valley, delphinium and verbena.
Autumn leaves can be harmful to garden ponds as they will slowly pollute the water and deprive the inhabitants of oxygen. Ponds need to be maintained by reducing overgrown aquatic plants and removing the silt which settles at the bottom. To prevent fallen leaves blocking the pond even further, use a fine mesh netting to keep them at bay. Secure it a few inches above the pond’s surface … Read more