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Phylloxera, grafting, and rootstock genetics
6 min 06 secN08After Level 3 Lesson 7
Glossary
Terms that have earned their place
- Phylloxera
- A grapevine-feeding insect native to North America whose root forms can severely damage susceptible grapevines.
- Scion
- The upper, fruiting part of a grafted vine, retaining the identity of the chosen grape variety.
- Rootstock
- The rooted portion of a grafted vine, selected for resistance and adaptation to soil, water and other site conditions.
- Grafting
- Joining the tissues of a scion and rootstock so they grow as one plant while retaining their separate genetic identities.
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Sources and further reading
Sources support the teaching model; they do not make promotional regional descriptions universal bottle guarantees.