OPTYCAL
OPTYCAL is a crystalline product for foliar application used as water solution. It directly supplies plants with well available calcium and stimulates calcium uptake from soil

Available packages:

  •   3 kg
  •   25 kg
Nutrients Content [g/kg] Content in  % by mass
Calcium oxide (CaO) 350 35.0
Boron (B) 1.0 0.100
Copper (Cu) chelated by EDTA 0.5 0.050
Iron (Fe) chelated by EDTA 1.5 0.150
Manganese (Mn) chelated by EDTA 0.7 0.070
Molybdenum (Mo) 0.02 0.002
Zinc (Zn) chelated by EDTA 2.0 0.200
Amino acids contains contains
 
Time of application Dose [kg/ha]
MAIZE
I – 2-6 leaves unfolded (BBCH 12–16); optimal time is 4 leaves unfolded; 1,5
II –  development of leaves and stem, stem elongation (BBCH 17–31); 1,5
WHEAT
autumn: 3-6 leaves (BBCH 13-16); 1,5
spring:
I: winter wheat   – tillering (BBCH 22–29);
    spring wheat  – leaf development – tillering (BBCH 13–29);
1,5
BEAN, PEA
I – inflorescence emergence (BBCH 51-55); 1,5
II –  development of pods (BBCH 71–73); 1,5
COTTON
I – main stem elongation (BBCH 31-35); 1,5
II – inflorescence emergence (BBCH 51-55); 1,5
APPLE TREE
I – green bud stage (BBCH 55-56); 1,5
II – beginning of flowering (BBCH 60–63); 1,5
III – end of flowering, all petals fallen (BBCH 69);  1,5
IV – fruit size up to 20–30 mm (BBCH 72–73); 1,5
V – fruit about 50%  final size (BBCH 75); 1,5
In case of varieties prone to bitter pit and varieties for storage it is recommended to perform 1-2 additional treatments depending on the weather conditions in growth season.
PEAR TREE
I – beginning of flowering (BBCH 60–63); 1,5
II – end of flowering, all petals fallen (BBCH 69);  1,5
III – fruit size up to 20–30 mm (BBCH 72–73); 1,5
IV – fruit about 50-70%  final size (BBCH 75-77); 1,5
SWEET CHERRY, SOUR CHERRY
I – beginning of flowering (BBCH 60–64); 1,5
II – flowers fading – ovary growing after petals have fallen (BBCH 67–71); 1,5
III – fruit about 20–50% final size (BBCH 72–75); 1,5
PEACH, APRICOT, PLUM
I – beginning of flowering (BBCH 60–64); 1,5
II – fruit about 20–50% final size (BBCH 72–75); 1,5
MANGO
I – inflorescence emergence – development of buds (BBCH 53-55); 1,5
II – petals fallen - end of flowering (BBCH 67-69); 1,5
III – development of fruit (BBCH 71-75); 1,5
AVOCADO
I – inflorescence emergence – development of buds (BBCH 53-55); 1,5
II – petals fallen - end of flowering (BBCH 67-69); 1,5
III – development of fruit, early stage (BBCH 71-75); 1,5
CITRUS
I – inflorescence emergence – development of buds (BBCH 53-55); 1,5
II – petals fallen - end of flowering (BBCH 67-69); 1,5
III – development of fruit, early stage (BBCH 71-75); 1,5
PAPAYA
I –development of leaves (BBCH 14-19); 1,5
II – development of “stem”, early stage (BBCH 31-33); 1,5
III – petals fallen - end of flowering (BBCH 67-69); 1,5
COFFEE
I – formation of branches (BBCH 21-25); 1,5
II – branches elongation (BBCH 31-39); 1,5
III – development of fruits (BBCH 71-73); 1,5
GRAPEVINE
I – beginning of flowering (BBCH 60-63); 1,5
II – end of flowering (BBCH 69); 1,5
STRAWBERRY
I – inflorescence emergence – white bud stage (BBCH 58–60); 1,5
II – first fruit setting -  seeds clearly visible on receptacle tissue (BBCH 73); 1,5
PEPPER
I – development of leaves and side shoots (BBCH 13-29); 1–1,5
II – beginning of flowering (BBCH 59–61); 1–1,5
III – development of fruit, 1 – 3 fruit has reached typical size and form (BBCH 71–73); 1–1,5
TOMATO
I – development of leaves (BBCH 13-19); 1–1,5
II – 1-3 inflorescence visible (BBCH 51–53); 1–1,5
III – beginning of flowering: first flowers open in 1-3 inflorescence (BBCH 61–63); 1–1,5
IV – first fruit on 1st and 2nd cluster has reached typical size (BBCH 71–72); 1–1,5
CUCUMBER
I – development of leaves and side shoots (BBCH 13-29); 1–1,5
II – 1st-2nd flower initial with elongated ovary visible on main stem (BBCH 51–52); 1–1,5
III – 6th-7th flower initial with elongated ovary visible on main stem (BBCH 56–57); 1–1,5
MELON, WATER-MELON
I – inflorescence emergence, first flowers initials visible on main stem (BBCH 51-53); 1–1,5
II – development of fruit on main stem (BBCH 71), 1–1,5
III – perform treatment 10-14 days after the 2nd application (BBCH 75); 1–1,5
BRASSICA VEGETABLES
I – development of leaves (BBCH 15–19); 1–1,5
II – beginning of development of harvestable vegetative plant parts (BBCH 41); 1–1,5
III–IV – development of harvestable vegetative plant parts, stage cont.  (BBCH 42–45* or to 48**)
*cauliflower, broccoli
** cabbage: white, red, savoy and chinese
1–1,5
ROOT VEGETABLES
I – development of leaves (BBCH 13–19); 1–1,5
II – beginning of development of harvestable vegetative plant parts (BBCH 41); 1–1,5
III–IV – development of harvestable vegetative plant parts, stage cont.  (BBCH 42–48); 1–1,5
LEGUMES
I – development of pods (BBCH 71–73) 1–1,5




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