1- Rupestris de Lot. Portainjerto.

2- Usual name 

Rupestris de Lot

3- Breeder

Initially studied by R. Sijas and then studied by Alexis Millardet who named it.

4- Year of obtaining


5- Genetic origin

It is a selection of Vitis rupestris Scheele

6- Resistance to soil parasites

This rootstock offers a good degree of resistance to root phylloxera.

It is sensitive to the nematodes Meloidogyne arenaria and Meloidogyne incognita.

It has a certain degree of tolerance to the nematodes Meloidogyne hapla, Phytophtora cinnamomi and Agrobacterium vitis.

7- Adaptation to the wine environment

Rupestris de Lot resists up to 25% total limestone and 14% active lime. CPI of 20.

Its resistance to drought is medium and it is necessary to avoid planting in excessively compact soils. It has a slight tolerance to chlorides (salinity) and absorbs potassium quite well.

This pattern is well adapted to poor, little or no calcareous soils.

8- Interaction with the variety and wine production objectives

It usually has a good affinity for grafts. It gives very good results with the  Garnacha Tinta .

The vigor it provides is quite high and induces an important vegetative development.

Lot’s Rupestris has a tendency to delay the vegetative cycle and can induce a lack of color in certain sensitive varieties.

The selected clones of Rupestris de Lot are: 110, 213, 214, 235, 750 and 751.

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