To Chop’n’Drop or Not

If you haven’t heard about “chop’n’drop” you can probably work out roughly what it means i.e. when pruning shrubs, trees or pretty much any plant,…

Read More

Seaweed Extracts for the Garden

The term “seaweeds” here to refers to macroalgae – the kind you see clinging to rocks at low tide, or in beautiful subtidal gardens (these can also…

Read More

Carbon Emissions from Gardening

In a previous article we explored ways that gardeners can lock up carbon in the soil.  Although increasing soil carbon is important, it doesn’t…

Read More

Pear and Cherry Slug

While most babies are cute, cuddly and adorable, this is definitely not the case for the offspring of the Black Sawfly Caliroa cerasi. The larvae,…

Read More

Roses, Salvias and Sustainability

In Glen Waverley, Melbourne, a committed gardener has created what many might view as a fairly traditional garden – white picket fence and roses –…

Read More

Reducing Weed Spread

"Garden plants are the biggest source of weeds in this country totalling 70% of Australia’s combined agricultural, noxious and natural ecosystem…

Read More

Why Sustainable Gardening?

Some people might ask why SGA talks about sustainable gardening rather than just gardening. The fact is that horticulture in the hands of home…

Read More

Pesticides in Fruit and Vegetables

We are all aware that fruit and veggies produced commercially, unless they are certified organic, have been exposed to pesticides at some stage in…

Read More

Compost, Worm and Weed Teas

If you are a gardener who tries to reduce your impacts on the natural environment, you will be using methods which avoid manufactured fertilisers,…

Read More

Locking up Carbon in Soil

Messages about addressing climate change mostly focus on decreasing carbon dioxide emissions by reducing use of electricity and gas and increasing…

Read More

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…

Read More

Neem

Neem products are sold for a variety of uses. In the garden, some people hail neem oil spray as a wonder pesticide.   It  has also found its way into…

Read More

Why does SGA rate so few Weedicides as Low Environmental Impact?

Weeds seem to grow anywhere and everywhere. When they turn up in our gardens, competing for nutrients in soil and filling all available gaps, it is…

Read More

Citrus Gall Wasp

  Citrus Gall Wasp Many of our more persistent garden pests are not native to Australia but citrus gall wasp is definitely an Aussie grown garden…

Read More

Worm Wicking – One Year On

Last August, I wrote an article for SGA about my first attempt at a Sustainable Wicking Worm Bed.   For details see…

Read More

Peach Leaf Curl

Peach leaf curl is a virulent and resistant fungal disease that appears on the leaves of fruit trees in early spring. As the fungus Taphrina…

Read More

Bee Alert and Bee Very Alarmed!

Some good news from the European Union this week where a two year restriction on the use of neonicotinoid chemicals, the world’s most used…

Read More

Powdery Mildew

A warm summer evening, a little bit of moisture, a shady spot in the garden – sounds like a recipe for powdery mildew!  Powdery Mildew is a warm…

Read More

Whitefly

Though they look like tiny white flies or moths theses little sap suckers are a relative of aphids and mealy bugs.   You know Whitefly has moved into…

Read More

Worms and Worm Farms

So, most of us have had a pet of some sort over the course of our lives, our pets bring us joy, love, laughter, and good times. But imagine owning…

Read More