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Practical Hydroponics and Greenhouses Magazine – Free Article Archive

Hydroponic Sorghum


The list of crops which can be grown hydroponically is endless. Theoretically, any plant that can be grown in soil can also be grown in a soilless system. Most hobbyists and commercial growers tend to focus on practical or high-value crops that are strongly suited to hydroponics. There are of course some unconventional crops,...
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Back to Eden


In South Africa, one company has taken hydroponics to a new level. Its groundbreaking new vertical hydroponic system – Hydroclimaponics – facilitates control of the micro-environment of each individual plant’s carbon dioxide, temperature and humidity to deliver enhanced productivity. By CHRISTINE BROWN-PAUL
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Truss tomato yields . . . limited by shoot density

Truss tomatoes

Download Truss-tomato-yield-calculator-from-shoot-density Growers of truss tomatoes often overlook the fact that yields are limited by shoot density. Plant density has become somewhat irrelevant now that so many growers are using grafted plants with two shoots being taken from the cotyledons. Shoot density is a more useful term that can be used to describe both...
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‘A slow death by poison’: Are neonicotinoids at the root of the honey bee crisis?

Varroa destructor

A growing body of research, outlined in a new review in Bee World, attests to a link between neonicotinoids – the leading agricultural insecticides worldwide – and the global collapse of honey bee colonies, say authors Francisco Sánchez-Bayo and Nicolas Desneux.
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Growers donate excess veggies to Foodbank

Foodbank Australia

Peak industry body AUSVEG is encouraging Australia’s vegetable growers to donate excess produce to hunger relief organisation Foodbank Australia, in a bid to help families in need and avoid wastage.
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Black beauties


Eggplant or aubergine is a species of nightshade grown for its edible fruit. This black beauty is a good source of dietary fibre, vitamins and minerals and often substituted for meat. By STEVEN CARRUTHERS
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Cultivation in hot climates


A major challenge faced by glasshouse vegetable growers in warmer climates, is dealing with the hot conditions, during the day and at night. High temperatures and radiation can create problems. So, the question becomes: what can be done to prevent these conditions from creating excessive stress on the crop? By Phil Johnson
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To market, to market

More than 4,000 businesses use Melbourne Wholesale Fruit Vegetable and Flower Market as a base, buying and selling fresh produce in the early hours of the morning for distribution across Victoria and Australia.

After 10 years of political wrangling amid various stakeholders together with a relocation budget blowout, the Melbourne Wholesale Fruit Vegetable and Flower Market has moved premises to its new site in Epping, Victoria. Around 3,000 small businesses are involved in the markets, including 600 growers. By CHRISTINE BROWN-PAUL
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Sustainable energy


Carbon dioxide options for commercial greenhouses The changing landscape of fossil fuels presents increasing business risks for Australian domestic industrial and commercial energy consumers. Rising costs and uncertain supply of natural gas (1) and the existing high price of Liquid Petroleum Gas (LPG) represent a significant portion of this risk. Adding complexity to this changing...
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Ultrafiltration cleans up for hydroponic cucumbers


All water used in a greenhouse and hydroponic system should be disinfected before use, and there is an extensive range of disinfection methods that could be used to treat water. In this article, the author gives a benefit cost assessment of ultrafiltration as a treatment option for water disinfection, a Horticulture Innovation Australia project...
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