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how to be a gardener - The complete online guide BBC Homepage Lifestyle Gardening Part One Part Two Are you signed in? Go here for more information Problem solving Pests and diseases Weeds Test your knowledge Go further Plant lists Interactives Glossary Credits Programme information Help with plugins Gardening newsletter Site map
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Problem solving: Test your knowledge
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Q1 What is one of the best ways to identify which pests and diseases are attacking your plants? Look at the infected plant under a microscope Learn the symptoms that pests and diseases cause Ask your neighbour
Q2 What is biological control? A chemical you can buy at the garden centre that kills vine weevil Breeding new, resistant plants Using one animal to kill another animal that is a plant pest
Q3 Organic gardeners believe in prevention as a first line of defence, so as well as keeping plants healthy, how can you help to prevent attacks? Encourage 'garden friends' - useful animals, insects and birds into the garden Spray with selective pesticides Kill every insect you see
Q4 When digging up weeds, what can you do with annual ones that you shouldn't do with perennial ones? Leave them laying on the soil Put them on the compost heap, so long as no seeds are visible Throw them in the dustbin
Q5 When is the best time to mulch beds with a 10cm (4in) layer of organic matter? Spring Summer Autumn
Q6 What is the best weeding tool to work between rows of vegetables? A border fork A Dutch hoe A chop hoe
Q7 If you are going to lay a weed-proof membrane, what must you do before you put it down? Plant all the plants Make sure that it is waterproof Prepare the soil properly and incorporate lots of organic matter
Q8 What is a weed? Any plant growing in the wrong place A plant that comes up unexpectedly Any plant that you didn't plant
Q9 If you decide to use a weedkiller to clear weedy areas prior to making a bed, what should you use? A path weedkiller A weedkiller that contains glyphosate A weedkiller that contains sodium chlorate
Q10 If you want to clear a weedy garden organically, you should first cut down the weeds. What should you do next? There are two correct answers . Dig out the roots by hand Use weedkiller once the weeds begin to grow again Cover the cleared area in old carpet and smother the weeds
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