OverviewHQ Seiryu Stones (also known as Dragon or Blue Dragon stone) are highly prized metamorphic rocks featuring dramatic blue-grey tones and white calcite veins. Sold per kilogram (~2–4 pieces), they lend an iconic mountainous aesthetic—perfect for Iwagumi and modern nature-style planted aquariums.Key FeaturesDistinctive appearance: Jagged, rugged surfaces with beautiful blue-grey hues and bold calcite streaks—ideal focal stones .Porous texture: Crevices perfect for anchoring moss, ferns, and epiphytic plants .Aquascaping staple: Perfect for Iwagumi layouts using Oyaishi (keystone) and Soeishi (secondary) placement rules .Enhances plants & habitat: Natural hiding spots and surfaces enhance microfauna and shrimp activity .Sold by weight: 1 kg typically gives 2–4 medium stones (~5–12 cm) for versatile design .SpecificationsTypeMetamorphic Seiryu (Dragon) stoneWeight1 kg bag (~2–4 stones, 5–12 cm each)ColorBlue-grey with white calcite veinsTextureJagged, porous, ruggedWater chemistryContains calcium carbonate; may raise pH & KH slightlyWhy Choose HQ Seiryu Stones?Visual drama: Bold colors and textured detail create stunning underwater landscapes .Design flexibility: Perfect for creating rock mountains, caves, or minimalist layouts.Plant support: Crevices allow easy moss and buce anchoring .Educational & aesthetic: Good for learning Iwagumi principles—placing Oyaishi, Soeishi, and Fujiseki stones .Preparation & CareRinse or soak thoroughly to remove dust and residues .Optional soak or boil to reduce initial pH spike .Arrange using the classic Iwagumi rule: one keystone, one secondary, plus tertiary stonesAttach moss/epiphytes in grooves using thread/glue.During weekly water changes, gently rinse stones to prevent algae build-up.
