Description
Blend — Rubber
Composition / spec: 7:9:9:3 (N:P2O5:K2O:MgO) high-potassium blend (250-1,000 kg/ha/year by tree age, once every 6 months)
Best for: Mature and tapping rubber trees needing better latex flow, quality, and drought tolerance.
RSA 7:9:9:3 is a high-potassium fertilizer that improves latex flow and quality, drought tolerance, and disease resistance. Apply around the drip line in two split doses (March/April and September/October) and incorporate lightly. Rates rise with tree age: 250 kg/ha/year for trees 1 to 3 years, 500 kg/ha/year for 4 to 6 years, 750 kg/ha/year for 7 to 10 years, and 1,000 kg/ha/year above 10 years.
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