CALMA UP is a liquid organic calcium, magnesium, boron and silicon complex designed to correct nutrient deficiencies that can occur together during active crop development. The fertilizer uses complexes derived from natural plant sources, including gluconic acid, to support nutrient availability and uptake.
Its combination of calcium, magnesium, boron and silicon supports tissue firmness, fruit quality, flowering, fruit set, pollen performance and calcium transport. Boron is included in a balanced ratio to support calcium mobility within the plant and improve potassium uptake.
Key product information at a glance.
| Composition | % w/v |
|---|---|
| Calcium (CaO) | 15 |
| Magnesium (Mg) | 2 |
| Boron (B) | 0.5 |
| Silicon (SiO₃) | 1 |
CALMA UP is a completely chelated fertilizer using complexes derived from natural plant sources, including gluconic acid. The formulation is designed around calcium and magnesium deficiencies that can occur simultaneously, while boron supports calcium mobility and potassium uptake.
The addition of silicon complements the Ca-Mg-B nutrient profile in a single liquid complex suitable for broad crop use. This combination supports structural quality, reproductive development and nutrient balance across vegetative and fruiting stages.
Application Guidance: CALMA UP is suitable for foliar and soil application. Follow the crop-specific rates and timings below. The source presents one crop programme per rate without assigning each rate exclusively to one route.
| Crops | Timing | Dose | Notes |
|---|---|---|---|
| Cereals | From the 3-leaf stage to the end of tillering | 0.5-1 L/ha | 1-2 applications. Aim: yield and quality. Foliar spray / soil application. |
| Pasture land | In spring, from the start of vegetation | 0.5-1 L/ha | 1-4 applications. Aim: yield and quality. Foliar spray / soil application. |
| Potatoes | From the beginning of row closure | 1 L/ha | 1-2 applications. Aim: internal quality. Foliar spray / soil application. |
| Legumes, including soybean | From the 6-leaf stage | 1 L/ha | 2 applications. Aim: flowering and fruit set. Foliar spray / soil application. |
| Maize | From the 4-leaf stage | 2 L/ha | Aim: energy density, grain filling, grain yield and pollen quality. Number of applications not stated. Foliar spray / soil application. |
| Oilseed rape | In spring from the start of vegetation through to the beginning of flowering | 2-3 L/ha | 1-2 applications. Aim: even flowering and maturation and yield. Foliar spray / soil application. |
| Sunflowers | From the 4-leaf stage | 2 L/ha | Aim: pollen quality. Number of applications not stated. Foliar spray / soil application. |
| Sugar beet | From the 6-leaf stage | 2-3 L/ha | 1-2 applications. Aim: quality, yield and prevention of heart rot and dry rot. Foliar spray / soil application. |
| Strawberries | From the green-bud stage | 1 L/ha | 1-2 applications. Aim: prevent deformed berries and support flowering and fruit set. Foliar spray / soil application. |
| Pome fruit | From first pink to the beginning of flowering | 1 L/ha | 1-2 applications. Aim: calcium transport, fruit set, pollen-tube development and skin quality. Foliar spray / soil application. |
| Pome fruit | From walnut-size fruit | 1 L/ha | Additional 1-2 applications. Aim: calcium transport and fruit/skin quality. Foliar spray / soil application. |
| Stone fruit | From the beginning of flowering | 1 L/ha | 1-2 applications. Aim: flowering and fruit set. Foliar spray / soil application. |
| Soft fruit | Before flowering | 1 L/ha | 1-2 applications. Aim: flowering and fruit set. Foliar spray / soil application. |
| Table grapes | From inflorescence enlargement to the beginning of flowering | 1 L/ha | 2 applications. Aim: even maturation, flowering and fruit set. Foliar spray / soil application. |
| Wine grapes | From inflorescence enlargement to the beginning of flowering | 1 L/ha | 2 applications. Aim: even maturation, flowering and fruit set. Foliar spray / soil application. |
| Cabbages, leafy vegetables and bulb vegetables | Once sufficient leaf mass has developed | 2-3 L/ha | 2-3 applications. Aim: internal quality and prevention of heart rot in cabbage, lettuce and related crops. Foliar spray / soil application. |
| Asparagus | Once sufficient leaf mass has developed | 2-3 L/ha | 2-3 applications. Aim: quality, including cracks, hollow stalks and skin quality. Foliar spray / soil application. |
| Root vegetables and tubers | Once sufficient leaf mass has developed | 2-3 L/ha | 2-3 applications. Aim: quality, including cracks, hollow tubers and internal browning. Foliar spray / soil application. |
CALMA UP is intended to correct calcium, magnesium, boron and silicon nutritional deficiencies and to support crop quality where calcium mobility, tissue firmness, flowering, fruit set or pollen performance may be limiting.
Documented crop targets include calcium-deficiency disorders, heart rot and dry rot in sugar beet, deformed strawberries, poor skin quality, cracks, hollow stalks or tubers, and internal browning in susceptible crops.
CALMA UP is a liquid organic calcium, magnesium, boron and silicon nutrient corrector for foliar and soil application.
It contains 15% calcium (CaO), 2% magnesium (Mg), 0.5% boron (B) and 1% silicon (SiO₃), expressed on a % w/v basis.
It is used to correct nutrient deficiencies and support tissue firmness, flowering, fruit set, calcium transport, pollen quality, pollen-tube development and crop quality.
Boron is included to support calcium mobility within the plant and improve potassium uptake.
Yes. The product is designed to improve the firmness of vegetative tissues and fruit and to support longer shelf life.
Yes. Specific programmes are provided for cereals, oilseed rape, maize and sunflowers, with timing from early vegetative stages through flowering.
Yes. Specific programmes are provided for strawberries, pome fruit, stone fruit, soft fruit, table grapes and wine grapes.
Apply 1-2 treatments at 1 L/ha from first pink to the beginning of flowering, followed by another 1-2 treatments at 1 L/ha from walnut-size fruit.
Yes. Apply 2-3 L/ha in 2-3 applications once sufficient leaf mass has developed.
CALMA UP is available in 1 L, 5 L, 20 L and 1000 L formats.

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