Calcium Nitrate Horticultural Grade

Hydroponics

Mentioned concentrations represents the amount of nutrients in the stock solution. The final concentration in the irrigation water depends on the amount of nutrients in the stock solution, the injection ratio and the amount of nutrients used in the water.

Fertigation

Crop	Application date	Min kg/ha/season	Max kg/ha/season
Fruit trees (adult)	• As of flowering • Until fruit filling	200	500
Banana	• As of plant establishment • Until fruit filling	200	500
Citrus	• Spring application • Winter application	250	600
Potato	• As of tuber setting • Until tuber ripening	100	300
Vineyards	• As of leaf bud opening • Until vegetative growth	100	300
Fruit bearing vegetables	• As of 4 weeks after planting • Until fruit filling	150	400
Tomato	• As of 4 weeks after planting • Until fruit filling	150	400

Foliar Application

Crop	Application date	Min kg / ha / appl	Max kg / ha / appl	Conc. % (w/v))
Banana	3 - 4 applications: • As of vegetative growth • Until end of flowering • 10 - 14 days interval	4	8	0.3 - 0.5
Citrus	2 applications: • Spring application • During fruit setting	4	8	0.5 - 1.0
Pip fruit	5 - 9 applications: • As of fruit setting • Until 6 weeks before harvesting • 10 - 14 days interval	3	6	0.4 - 0.8
Tomato	3 - 4 applications: • As of fruit setting • Until 2 weeks before harvesting • 10 - 14 days interval	2	3	0.3 - 0.4
Stone fruit	3 - 4 applications: • As of fruit setting • Until fruit ripening • 10 - 14 days interval	2	4	0.3 - 0.6
Vineyards (adult)	2 - 3 applications: • As of fruit setting • Until fruit ripening • 10 - 14 days interval	3	6	0.4 - 0.8
Melon	2 - 3 applications: • As of fruit setting • Until 2 weeks before harvesting • 10 - 14 days interval	2	4	0.3 - 0.5
Potato	2 - 3 applications: • From 20 cm height until 50% of tuber formation • 7 - 10 days interval	2	4	0.3 - 0.5

In case of foliar feeding as part of a mix with crop protection products, a compatibility test has to be done prior to preparing the spray-mix.

The mentioned indicated dosages and application stages are given as a guideline. Exact dosages, concentration and application stage are subject to local conditions, use of other fertilizers and can only be given after an objective diagnosis.