Buy Guava Gas Weed UK Online. THC Design presents: Guava Gas, an Indica cross of Zkittles X LCG 2. Coming in at 31.57% Cannabinoids, this dark purple plant features Linalool, β-Myrcene and δ-Limonene as its dominant terpenes. It has a gas and cream taste with a lavender, basil and citrus smell and notes of sweet guava and cloves. The effects are calming and euphoric and it offers relaxing, anti-inflammatory and anti-anxiety effects.