Grower Technical Workshops

The workshops are a great opportunity to catch up with developments in key areas of production, see a range of trials and demonstrations undertaken within a commercial environment, exchange findings and results and generally network with other growers and colleagues.

Workshop programme for 2024

The following topics will be covered in 2024:

Workshop Format

Up to 30 delegates, venue and nursery based, various presentations and practical applications. 

Vine weevil control in different growing media blends.

Tips for establishment of crops in peat-free growing media.

Irrigation water treatment for chemical, physical and biological contaminants.

Root disease management.

Masterclass Format

Up to 10 delegates, venue and nursery based, more in-depth detail, a chance to modify your own programmes and procedures. 

Herbicide selection for container-grown hardy nursery stock.

Correct use of adjuvants.

Further detail, dates and venues to be added shortly.

Previous workshops

After the delivery of each workshop, content is recorded on a webpage for future reference. Each webpage contains a short technical summary of the key points discussed, relevant images from each workshop, videos of some of the presenters answering key questions, and the presentations and handout from each workshop, which can be downloaded. The workshops delivered so far are summarised below, with links to the relevant webpage.


Managing Environmental Conditions in Protected Structures Workshop
  • Understanding the climate within protected structures
  • The importance of air movement
  • Alternative plastic structures
  • Securing sustainable energy sources
  • Digital crop monitoring
Nutrient Management of Field-Grown Ornamentals Workshop
  • Understanding soil structure and health
  • Crop nutrient requirements
  • Nutrient disorders
  • Fertiliser application techniques and timings
  • Developments in Europe

Getting to Grips with Biological Pest Control Workshop

  • Regulations governing biological control agents
  • Basics of biological pest control
  • Application of products
  • Agent compatibilities with plant protection products
  • Pest vs agent ratios when managing pests to maintain plant quality, cost effectively

Autumn Potting Deadlines and the Effects of Late Potting on Overwintering and Pathogen Susceptibility Workshop

  • Importance of potting date for different plant species
  • How do plants prepare for winter?
  • Improving crop hardiness through nutritional and crop protection products
  • Use of physical covers for frost protection
  • Use of frost protectants and the various types available

Herbicide Tolerance in Container- and Field-Grown Herbaceous and Hardy Nursery Stock Workshop

  • Importance of end of season weed control
  • Use of residual herbicides with contact activity
  • Selection of selective and total contact herbicides
  • Product reviews
  • Herbicide experiences from other sectors

Propagation in Peat-Free Substrates Workshop

  • Physical properties of peat-free substrates
  • The substrate and the container
  • Impact of bottom heat
  • Micronutrients and propagation
  • Water quality in propagation

Nutrient and Water Management in Peat-Free Substrates Workshop

  • Types of substrate raw materials and common blends
  • Back to basics with plant nutrition
  • Nutrient monitoring and planning
  • Matching irrigation need to blend
  • Tools and equipment

Non-Chemical Weed Control in Field-Grown Crops Workshop

  • The drivers for non-chemical weed control
  • Difficulties in implementing non-chemical weed control strategies
  • Cover crops and mulches, and the challenges in their implementation
  • Available non-chemical control methods and related costs

Improving Nursery Water Use Efficiency Workshop

  • The latest on legislation and water use parameters
  • Water sources and monitoring
  • Water capture and storage
  • Water filtration and treatment
  • Irrigation systems and efficiencies

Biostimulant Use Workshop

  • Current regulatory status of biostimulants
  • Types of biostimulants
  • How to differentiate them from plant protection products
  • What they are used to achieve
  • Tips for using biostimulants as part of an IPM programme