Berlandieri - Colombard 2
Name of vine variety in France (and common name)
Berlandieri - Colombard 2 (BC 2)
Breeder and year of obtention
Blanchard and Jean-Louis Vidal, 1894
Genetic origin
Based on genetic analyses carried out in Montpellier, this variety is derived from the crossbreeding of Vitis berlandieri and Vitis vinifera cv. Ugni blanc B.
Evolution of areas under rootstock nurseries
1945 1975 1985 2005 2015
Rank 51 27 26 30 31
ha 0.03 1 1 0 0
Estimated surface area of French vineyards grafted with this rootstock and the main areas of use
35 ha.
Ampelographic description
Identification signs include:
- the tip of the young shoot is open and has a heavy coat of flat-lying hairs and anthocyanin coloration on the edges,
- young leaves are bronze,
- the shoot has a very ribbed contour,
- adult leaves are moderate to large size, wedge shaed with a fairly thick leaf blade; shallow upper lateral sinuses; a slightly open lyre-shaped petiolar sinus, long teeth compared to width; straight or convex sides, with a slight to moderate coat of upright hairs on the petioles and the underside of the veins,
- hermaphrodite flowers,
- small, round-shaped berries with bluish black skin,
Genetic profile
Allel 1 141 223 231 252 192 250 252 233 243
Allel 2 143 234 249 254 194 252 254 247 249
Resistance to soil parasites
Moderate to strong tolerance to radicolae phylloxera.
Adapt to environment
BC 2 adapts well to limestone soil and resists up to 40% active limestone.
Interaction with grafts and production objectives
Plants grafted with this rootstock display good speed of development.
Aptitudes for plant propagation
Moderate propagation by cutting capacity and good grafting capacity.
Resistance to aerial parasites
BC 2 is susceptible to downy mildew.
Clonal selection in France
There are no approved clones for this variety at the present time.