

BLACKJAK is an innovative natural liquid Leonardite (100%) derived from extremely decomposed organic matter (humic, fulvic, ulmic, humic and natural nutrients) and it is quickly assimilated with the exceptional characteristic of having an acidic pH.
Crops | How to use | Dose |
Legumes (tomatoes, aubergines, peppers, beans, melons, watermelons, cucumbers, zucchini, cabbage, lettuce, etc.) |
Periodic applications throughout the cycle. It promotes the effects of fertilizers and correctors. | Fertirrigation: After transplantation: 5-10 l / ha Throughout the cycle + C3: C13 vegetative: 4-6 l / ha per application |
Strawberries, raspberries, blueberries | 6 periodic and spaced applications of 2 weeks, during the vegetative cycle. | Irrigation: 2-3 l / ha |
Citrus, fruit trees, grape table, vineyard, olive trees, banana tree, etc. | At the beginning of the vegetative cycle. | Plant: 25 ml of BLACKJAK in 10 l of water per tree |
Between 3 and 4 applications during the growing season, taking advantage of the applications of fertilizers and correctors (chelators). | Fertigation: 2-4 l / ha and application | |
Potatoes, onions, carrots, celeries, leeks. |
After the preparation of the soil and / or subsequent planting. | Soil: In rows 2 to 4 l / ha |
1st application: 20-25 cm high. 2nd application: repeat the same dose 15-20 days later. |
Foliar: 1-2 l / ha and application | |
Corn, cotton, cereals, tobacco, sunflower, etc. | After the preparation of the soil and / or subsequent planting. | Soil: In rows 2-4 l / ha |
Achieve 5-6 applications per season. | Drip irrigation, use at 2.5 l / ha | |
1st application: 20-25 cm high. 2nd application repeat the same dose 15-20 days later. |
Foliar: 1-2 l / ha | |
Beet | After the preparation of the soil and / or subsequent planting. | Soil: In rows 2-4 l / ha |
1st application: 10-12 weeks after seeding. 2nd application: repeat the same dose 2 weeks later. |
1st application: at 10-12 weeks after seeding 2nd application: repeat the same dose 2 weeks later |
Other applications | How to use | Dose |
Foliar application | Fill the application tank halfway. First add BLACKJAK at the recommended rate and then the foliar and / or phytosanitary fertilizers. Shake and apply. | 50 ml/100 l of water |
Seeds treatments | 24 hours before planting soak / submerge seeds in a BLACKJAK solution at the recommended dosage to promote faster in an emergency. | Cereal seeds: 500 ml of BLACKJAK per 100 liters of water |
Cotton seeds, potatoes, carrots, onions: 250 ml / 100 l of water | ||
Combined with correctives | It promotes the absorption of macro and micro elements. | 50 ml / tree (20 ml for young plants) with Fe correctors |
Data sheet
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