Citrus True-to-Type

True-to-type plants are genetically identical to their female parent. True-to-type trees lead to greater consistency in fruit quality and quantity, which improves product marketability. Improving true-to-type trees starts in the tree nurseries. Improvements will involve scion, rootstock and nursery tree management.

Introducing new material and certification


Quarantine Introduction

Material Control

Certification Procedure

Nursery Practices

A major issue in nursery tree production relates to the Growing Media. Present systems plant in soil and end up with waterlogged plants and root balls. Such seedlings struggle to do well.


Propagation Options (Factsheet)

Rootstock (Factsheet)

Producting Healthy Trees

Good Root Development

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