Potassium Nitrate

Application

Agronomical target

Nutrition

Certifications

Van Iperen Potassium Nitrate Horticultural Grade is a very pure Potassium fertilizer, which dissolves rapidly and completely. Our product is not prone to caking and is recommended during fruit and tuber development. Potassium plays an important role in achieving higher yields with optimal quality and positively influences overall plant performance. In addition, Nitrate Nitrogen has a positive effect on the absorption of Potassium by the plant and on increasing fruit size.

Improves fruit quality, shelf life and increases plant drought resistance
Developed for fertigation in open field and greenhouses. Also suitable for foliar application

Application

Agronomical target

Nutrition

Certifications

Application

Low in heavy metals
Low in Sodium and Chloride
White crystals
Easy to handle, dissolve and apply

Hydroponics

Kg in 1.000 l stock solution	K2O in kg	Total N in kg	N-NO3 in kg
100	46	13	13
150	69	19.5	19.5
200	92	26	26
250	115	32.5	32.5

Fertigation

Crop	Application date	Min kg/ha/season	Max kg/ha/season
Fruit trees	• As of start of fertigation • Until 4 weeks before harvesting	150	400
Vegetables	• As of vegetative growth • Until 2 weeks before harvesting	100	300
Banana	• During entire fertigation program	200	500
Citrus (adult)	• During entire fertigation program	150	400
Potato	• As of tuber setting • Until tuber ripening	100	200
Tomato	• As of 4 weeks after planting • Until fruit ripening	150	300
Table grape	• As of start of fertigation • Until 4 weeks before harvesting	100	250
Vineyards (adult)	• As of start of fertigation • Until 4 weeks before harvesting	100	250

Foliar Application

Crop	Application date	Min kg / ha / appl	Max kg / ha / appl	Conc. % (w/v))
Stone fruit	2 - 3 applications: • As of fruit setting • Until fruit colouring	5	10	1.0 - 1.5
Pip fruit	1 - 3 applications: • As of end of flowering • Until fruit filling	4	12	0.5 - 1.5
Vegetables	2 - 4 applications: • As of fruit setting • 10 - 14 days interval	4	8	0.5 - 1.0
Citrus	1 application: • During fruit filling	6	15	1.5 - 2.0
Banana	5 - 9 applications: • As of transplanting • Until fruit filling	6	15	1.0 - 2.0
Olive	3 - 4 applications: • Spring application • During vegetative growth • During fruit filling	8	18	1.5 - 2.0