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Moss

By Gardeners' World on 19/10/2011 17:42:13

the growing conditions to discourage moss and help the grass fight back. Encourage the grass to grow vigorously by feeding it and avoiding mowing too closely. In autumn and spring, scarify the lawn with a spring-tine rake to remove any moss. On compacted soils


Greenhouse job checklist - week 6

By Gardeners' World on 23/11/2011 12:55:38

Plant summer bulbs, such as liatris, begonia, gloxinia, gloriosa, canna, eucomis and agapanthus Maintain frost-free conditions by installing a thermostatically controlled electric fan heaterBring pots of spring bulbs into the greenhouse to encourage


Fruit and veg job checklist - week 9

By Gardeners' World on 23/11/2011 12:55:50

for early sowingsCarry on sowing seeds in pots or trays in the greenhouse, ready to transplant later, including Brussels sprouts, spring cabbage and onions


How to prune roses

By Gardeners' World on 20/07/2011 16:15:31

Pruning roses keeps them in shape and encourages more flower growth and healthier plants. Cut weak shoots right back to promote stronger growth from the base.Rose bushSecateursautumn or spring20 minutesRemove dead shoots and the tips of stems


How to winter-prune wisteria

By Gardeners' World on 22/07/2011 12:42:55

Winter pruning wisteria encourages the development of short-flowering spurs that carry the flowers in spring. The long vigorous shoots produced on the wisteria need to be cut back at least twice during the year, so you'll need to repeat this pruning


Bay leaf suckers

By Gardeners' World on 18/10/2011 14:33:48

In mid-spring, 2mm-long, greenish-brown, adult bay suckers emerge from overwintering. They feed on young bay leaves, turning them yellow and making the edges thicken and curl. The females then lay eggs under the curling edges and the new, young grey


Cabbage white caterpillars

By Gardeners' World on 18/10/2011 14:35:19

The caterpillars of both the small and large cabbage white butterflies are are the two culprits. The first is pale green with a body up to 2.5cm long, the second is bigger at 4cm and is yellow with black markings. The adult butterflies lay eggs


Brambles

By Gardeners' World on 19/10/2011 15:45:41

established and spread.Cut back stems of established plants, and treat the regrowth in spring and summer with brushwood killer. Treat the foliage of seedlings and young plants with a systemic herbicide, which will kill the roots as well as the top growth


Speedwell

By Gardeners' World on 19/10/2011 17:49:11

. In lawns, increase the height of the cut so that it is shaded out by the grass and ensure the sward is dense and healthy so it can compete with the weed. In lawns, spot-treat the weed using a weedkiller such as a 2,4-D-based herbicide in spring or early


Stinging nettles

By Gardeners' World on 19/10/2011 17:55:06

die down to tough yellow roots in autumn, over-wintering to grow up again the following spring.Tall-growing perennial plant which spreads below ground by rhizomes or across the surface by creeping stems or stolons to form dense clumps of stinging


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