Pest Repellent Plants
Every garden is sometimes afflicted with pests - grasshoppers, cabbage white butterfly caterpillars, scale and aphids being very common. Is it…
Citrus Gall Wasp
Citrus gall wasp endangers productivity in gardens as well as in commercial orchards, especially in Western1 and South Australia2. So recognizing and…
Cabbage White Butterfly
Hi, my name is: Cabbage White Butterfly Describe yourself: I am quite a striking white butterfly, Pieris rapae, with two lovely grey/black spots on…
Sooty Mould
Hi, my name is: Sooty Mould Describe yourself: I’m definitely one of the most appropriately named pests and diseases going around...I look exactly…
Snails & Slugs
Hi, my name is: Garden Snail Describe yourself: Like most of the snails in your garden I'm a foreigner to this land. I am a bit of a nomad,…
Using Phosphorus Sustainably in Gardens
It is widely known that root vegetables need phosphorus to grow well, but is it so widely known that phosphorus supplies may be dwindling and that…
Queensland Fruit Fly Prevention
QFF depositing eggs in a tomato. Photo: J. Newman, M. Schultz Queensland Fruit Fly prevention is becoming more important. are tropical Queensland…
White Curl Grub
Hi, my name is: White Curl Grub (cockchafer in the southern states) Describe yourself: Well, I’m white and, as my name suggests, kinda curly (more C…
Pea Blight
Bacterial disease such as pea blight can be tricky to diagnose since bacteria aren't visible to the human eye; in fact they can only be seen under…
Is Biochar “Wonderstuff”?
Biochar has been hailed as a useful contributor to reducing the world’s increasing carbon emissions since it stores carbon in the soil1 . It has also…
Garden Predators
There are plenty of garden critters that are useful predators of plant pests, and SGA encourages home gardeners to reduce their chemical use, in…
Regenerative Gardening = Sustainable Gardening
Some people say that the place to be in gardening is no longer just in sustainability - it’s being regenerative. But isn't that where SGA been all…