RHS Level 3 Certificate in Practical Horticulture

RHS Level 3

Apply for 2024

The RHS Level 3 Certificate in Practical Horticulture combines both practical and theoretical elements of Horticulture.  Our unique delivery will develop core skills and provide hands on experience across a range of tasks throughout the year.     

Each unit is assessed by set practical activities and ongoing written assessments.  There will be a final assessment through both an examination of knowledge learned and an End Point Assessment that is conducted by an external RHS Examiner onsite at One Garden.

  • Plant identification, propagation techniques
  • Creating and maintaining planted areas
  • Plant Health
  • Productive crops (veg, soft fruits, top fruits and herbs)
  • Protected growing
  • Ecological and sustainable plantings
  • Landscaping materials 

Course details

Dates & Location

Tuesday 17th September - Tuesday 24th June 2024

1 Day a week


40 weeks



Entry Requirements

Level 2 RHS theory qualification. Interview required for any other Level 2 qualifications.

Please note that due to the continual assessment within this course, a minimum of 95% attendance is required.

General Stationary for learning (Notepad, Pen, Digital device such a tablet and/or PC)

You will require steel toe capped boots, you may wish to bring your own secateurs. 


One Garden Brighton

The recent restoration of the walled garden has been managed by Plumpton College. One Garden Brighton is the home of the college’s horticultural centre of excellence, a space for training and education. The campus buildings are nestled within the walls itself and you will see students designing, planting and maintaining the grounds as a showcase for innovation.

One Garden Brighton is place for everyone, a garden made for people. We are a part of our local community; a place to connect, improve wellbeing and discover something new. We support local producers, people and nurture local networks focused on enriching all who visit.

Future Opportunities

The RHS L3 course will provide successful candidates with the ability to:

  • Enter the world of work at a skilled professional level
  • Provide professional gardeners with a deeper understanding of horticulture
  • Progression to our new degree programme in Sustainable Horticulture

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Ready to take the next step?