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9 results returned

How to divide iris rhizomes

By Gardeners' World on 20/07/2011 11:20:19

knife to trim them.Replant healthy rhizomes about 12cm apart with the leaves facing towards the sun. Make a shallow hole and half bury the rhizome, giving it a firm push to bed it in - they like to bake in the sun, so don't bury them too deep.AdamIt's a


How to layer rhododendrons

By Gardeners' World on 20/07/2011 15:25:59

of the stem.About 15cm from the shoot tip, make a nick using a sharp knife on the underside of the branch - aim to cut just halfway through the stem. Dust the area with hormone rooting powder.Dig a shallow hole at the point where the stem touches the ground


How to take rose cuttings

By Gardeners' World on 20/07/2011 16:22:12

Roses can be grown successfully from cuttings and will grow on to make good flowering plants. Choose healthy stems of the current season's growth and follow our step-by-step advice to be sure of success. Roots will be produced over the winter months so that the rose cuttings can ...


How to extract seeds from berries

By Gardeners' World on 19/07/2011 11:50:53

out into separate pots and growing on.More on fruits and propagating from seedsGrowing tomatoes from seed, with advice from Joe Swift.Monty Don on pricking out seedlings.Saving seeds.Raising new strawberry plants.Browse a variety of plants with berries


How to take verbena cuttings

By Gardeners' World on 22/09/2011 18:27:11

Summer is the ideal time to take verbena cuttings. Overwinter the semi-hardy perennials in a frost-free place and you'll have a fresh, healthy supply of verbena plants next year to replace any in the garden that have been killed by frost


How to breed hellebores

By Gardeners' World on 20/07/2011 10:35:04

and shape of its flowers.The day before you intend to pollinate your plant, cut at least one fully open flower from the father plant, making sure it has 2.5cm (1in) of stem. Bring this flower into the house and float it in a shallow bowl of water overnight


How to take hardwood cuttings

By Gardeners' World on 20/07/2011 10:32:21

and overwinter them in a coldframe.Keep the cuttings watered and shoots should start to appear next spring. Leave plants for at least 12 months before transplanting.AdamRemove a 1-2cm sliver of bark from the base of any variety that is shy of rooting, e


How to take begonia leaf cuttings

By Gardeners' World on 19/07/2011 11:50:06

boardPotsFree-draining compost, equal parts multi-purpose and perliteClear polythene bagsJune - September1 hourRemove a healthy leaf, lay it on the cutting board and, using a clean, sharp knife, cut it into pieces the size of a large stamp. Each portion


How to sow seeds outdoors

By Gardeners' World on 20/07/2011 17:21:01

use this technique to grow flowering perennials and biennials as well as hardy annuals to brighten up you beds and borders. Sow into weed-free soil that has been dug, forked and raked to create a fine surface structure or 'tilth'. SeedsArea of prepared


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