Château Jeandeman Designation Fronsac Vineyard Size 12 ha Soil type Calcareous clay soil giving substance Vine varieties 90 % merlot 10 % cabernet Planting density - Average vine age 35 years Vine growing conditions - Pruning method - Grape harvesting Manual and mechanical Vinification - Maturing 80%in tanks 20 % in barrels Ageing -