Pests, Diseases & Weeds

Organic Weed Control

July 2010

PHIL DUDMAN shares somes tips for controlling weeds without using poisons.

Miracle Molasses

July 2010

Molasses makes a handy addition to any gardener’s pest control kit. You can use it to manage chewing pests like caterpillars as well as root knot nematodes. PHIL DUDMAN describes how.

Organics gets even

July 2010

Natural pest control works better than chemicals, and it's all thanks to ecological evenness, reports SIMON WEBSTER.

Snails love seedlings

Snail Alert

June 2010

Recent rains in many parts of the country have helped to unleash a stampede of snails. PHIL DUDMAN looks at some simple organic controls to help protect your crops from these marauding invaders.

Herbs and alcohol can be used to make a tincture to treat head lice.

Bug battles

June 2010

Whether it’s mozzies, flies or cockroaches, humans are constantly plagued by insect pests. LINDA COCKBURN heads to the garden to find some simple plant-based repellents.

Cabbage White Butterfly Larvae

Caterpillar Alert!

April 2010

Cabbages, broccoli, cauliflower and Asian greens are popular cool season crops that can all fall victims to hungry caterpillars. PHIL DUDMAN has some easy organic solutions.

Nematodes - nasty and nice

December 2009

It was a dawn operation. Everyone slept as I removed my spent tomato plants. I didn't shake soil from their roots as normal. Instead I carefully gathered the lot, sealed them in a plastic bag, and quietly slipped it into the garbage bin. For a fortnight my tomato leaves had been thinning and yellowing. On sunny days they wilted despite the soil being moist. When I lifted them, their roots had rubbery, tumour-like growths. My tomatoes had root knot nematode. The plants cropped well, because I routinely foliar feed with seaweed, so nutrients entered mainly through their foliage and stems, not their roots.

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