Rootstocks serve as the subterranean partner in grafted trees, shaping scion vigour, architecture and physiological status through genetic, hormonal and hydraulic interactions. By selecting rootstocks ...

If you’ve ever shopped for a fruit tree, you might have noticed the term ‘rootstock’ floating around – but what are rootstocks, exactly? Well, it’s about time we demystified them, because they’re ...

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Getting more Aussie avocados on your toast could soon get easier thanks to a world-first Queensland innovation that can use a single millimetre of tree cutting from one tree to make 500 new ones.

Growing citrus in Louisiana has been a real struggle the past couple of years. Our recent winters have brought intense, though short-lived, arctic blasts that have damaged and even killed citrus trees ...

Huanglongbing, also known as citrus greening, causes color inversion on fruit in Texas. (USDA photo by David Bartels) EPA has approved a gene-edited citrus rootstock designed to help protect trees ...

Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at gnogardening@agcenter.lsu.edu. I have a problem with my navel orange tree. It is producing two types ...