The 2018 Lapostolle Clos Apalta Le Petit Clos is a proprietary red blend from the Apalta sub-region of Chile's Colchagua Valley. Produced by Casa Lapostolle, this wine is a blend of 53% Carmenere, 32% Cabernet Sauvignon, 12% Merlot, and 3% Petit Verdot. It is notable for its 14.5% alcohol content and is sealed with a cork closure.

James Suckling gives this wine a score of 94, noting its "blackberry, red-berry and spice aromas and flavors." He describes it as "chewy and polished with a medium finish," and mentions that it is "tight and reserved now" but suggests it will be ideal for drinking from 2022 onwards.

Robert Parker's Wine Advocate, also scoring it 94, highlights the wine's origins from organically and biodynamically certified vineyards. The wine is described as "ripe and powerful with the Apalta signature, earthy and stony." It was fermented with indigenous yeasts in oak vats and matured in French barriques for approximately 22 months. The reviewer, LG, calls it a "full-bodied" wine with a "lush texture and round tannins," noting that it is a softer version of the 2016 vintage.

Jane Anson, giving the wine a score of 92, emphasizes the dominance of Carmenere in the blend, which brings "acidity, white pepper freshness and raspberry leaf fragrance." She describes it as having "chewy tannins and a long finish" and considers it an "enjoyable easy drinker" despite a trace of heat on the finish.

Vinous, with another 94 score, describes the wine as "dark garnet in hue" with a "complex nose" that offers "plum jam, hints of smoke, herbs and pepper against a backdrop of cigar box and graphite." The wine is described as a "ripe, broad, full-bodied red with precise acidity and a juicy, grippy flow," ending with an "intense, ripe finish."

Wine Enthusiast, scoring it 91, notes the aromatic presence of "dried herbs, green bell pepper, and black fruit." The palate is described as "concentrated," showcasing flavors like "plum, peppercorn, cumin, oregano," and "well-integrated oak flavors." The wine has "supple tannins and a persistent finish with pleasant baking spices," according to Jesica Vargas.

Wine Spectator, also scoring it 92, describes the wine as "well-defined" with "wet stone and floral notes up front." The flavors include "red currant and cherry" with "lively mineral acidity" and lingering notes of "peppercorn and cinnamon bark." The reviewer, A.R., suggests it is ready to drink now through 2028.

Overall, the 2018 Lapostolle Clos Apalta Le Petit Clos is a highly regarded wine with multiple excellent reviews, praised for its complexity, balance, and aging potential.