Juglans "J. regia", "Juglans" x Paradox, are widely used as rootstocks for "J. regia" cultivars because of their resistance to Phytophthora and to a very limited degree, the oak root fungus. However, trees grafted on these rootstocks often succumb to black line. In some countries, immature nuts in their husks are preserved in vinegar. In the UK, these are called pickled walnuts and this is one of the major uses for fresh nuts from the small scale plantings. In Armenian cuisine, unripe walnuts, including husks, are preserved in sugar syrup and eaten whole. In Italy, liqueurs called Nocino and Nocello are
Coquito nuts sweetness. Coquito nuts, also referred to as coker nuts, pygmy coconuts or monkey's coconut, are the fruit of a Chilean palm tree. The tree, "Jubaea chilensis", takes up to fifty years to achieve maturity, and is native to the coastal valleys of Chile. This palm is grown in Mediterranean-type climates worldwide, including in the state of California. Coquito nuts can be eaten whole, raw or cooked. Whole or chopped coquito nuts can be added to a variety of foods, including desserts, savoury foods, and drinks. They are grown year round, and will stay edible for up to three weeks if