This OSTS Training on Sampling Requirements for ISTA course will provide the necessary information and training to allow Licenced/Official Seed Samplers to be upskilled and recognised as approved ISTA samplers who are able to take samples of seed which is to be tested for production of an ISTA Orange International Certificate (OIC).

You will need to download the following documents to refer to during this course:

Internal OSTS Sampling Papers


We welcome all feedback and suggestions. Feedback forms will be sent via email after the course. If there are more specific suggestions, please contact 

Session 1 Session 2A Session 2B Session 3 Session 4 Session 5

Need to contact us?

You may contact us at time throughout the course for guidance and advice: