Siro Bonsai 5L

Siro Bonsai is a special substrate for planting and transplanting bonsai trees. Its Japanese formula, featuring akadama clay and volcanic gravel, is specially adapted to the high demands of this type of plant, as well as its cultivation practices – thus increasing its longevity. It guarantees a symbiosis between good water retention, good drainage, and excellent aeration, ensuring natural and controlled development of the bonsai's root and aerial system. It is enriched with slow-release fertilizer for up to 9 months.
Composition: Coconut peat, volcanic gravel, Siro Agro 1 (Pine bark humus - RAL certified), Akadama clay and controlled-release mineral fertilizer for up to 9 months.

Physicochemical Characteristics
pH in CaCl2: 5.5-6.0
Conductivity: 60-100 µS/cm
Particle size 0-15mm
Organic Matter > 50%
Mineral fertilization:
NPK 16-11-10 Longevity 9 months - 1 kg/m3