The 1970s

Growing media industry converted from loam-based growing media to peat-based growing media.

The Hillier Manual of Trees and Shrubs is published for the first time.  Since 1971 it has sold a quarter of a million copies, with the 2002 edition featuring more than 10,000 entries.

Sisis develops the first independently powered, vertical action spiker in the UK – the Autocrat.

Energy price increases and a peak in pressure for housing following the post war population boom lead to the demolition of vast swathes of glasshouses in Enfield, Cheshunt, Goffs Oak and Waltham Abbey in the Lea Valley

The British Association of Landscape Industries is founded as a trade association for the landscaping industry.

Britain joins the Common Market, gaining more markets for horticultural products.

Glyphosate is introduced to the consumer market as Round Up by Monsanto.

Health & Safety Executive is formed under the leadership of John Locke to enforce health and safety legislation in the workforce.

Journal of the Royal Horticultural Society, launched in 1866 is renamed The Garden.

An attempt is made to steal Potentilla fructicosa ‘Red Ace’ at the RHS Autumn show leading to its protection by a security guard at the following RHS Chelsea Flower show.

The Museum of Garden History opens in London in 1977.

Cuts in local authority parks budgets lead to a spiral of decline throughout the next decade.

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