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Protected Ornamentals
10 November 2022
Measuring electrical conductivity is a useful method of monitoring the level of nutrients in irrigation water, growing media and liquid feed stocks. This guidance is aimed at helping with decision making for feed application in bedding crops.
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10 November 2022
If you grow petunia or primula crops, read our guide to identifying and avoiding common nutrient problems
10 November 2022
If liquid feed is not working in a crop because of low water use, a controlled release fertiliser product may be a better option. Read this page to understand what factors you need to consider.
10 November 2022
Read our guide to the causes of leaf edge scorch in primula and how to prevent it.
19 January 2023
Regular monitoring of growing conditions is a very important part of understanding the nutrient management needs of a crop.
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10 November 2022
Find out why your Primula crop is developing brown leaf margins even when it is getting plenty of nutrients and growing well
10 November 2022
The way that a crop is watered affects the delivery of the liquid feed. This page will help you understand the effect of the relationship between them.
10 November 2022
The components in growing media that have been included to replace peat have different properties, and can behave differently to peat. This means you need to consider how this affects your liquid feed regime. The aim of this page is to help understand what you might need to change to optimise you feed regime.
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10 November 2022
Read this page to understand why petunia and primula plants may exhibit symptoms of deficiency despite using growing media and feed containing sufficient iron
10 November 2022
It is much better to prevent nutrient deficiencies, like iron deficiencies in primula and petunia, rather than to treat them. It is best to use a best practice approach, like the one outlined on this page.
2 December 2022
Read this series of factsheets to learn about the light spectrum and how it can be used to manipulate protected crops for your benefit.
27 September 2022
Early season control of tobacco whitefly is essential and this note sets out the biological, integrated and chemical control options available. It also summarises important resistance testing work and trials work examining chemical control programmes.