For orders above $40, you can enjoy free doorstep delivery via J!#!amp!*!T Express or free shipping via SpeedPost (with tracking number).Do note that home delivery by J!#!amp!*!T Express is only available for certain products (do check the listings). J!#!amp!*!T only does door to door delivery; if you are concerned that there may be no one at home to collect the items, SpeedPost can drop in popstation or letterbox for you to collect.If you would like to purchase other items, do chat with us and we can make arrangements for you. Calcium Nitrate with Boron added is yellow in colour. Components-Nitrogen (N): 15.5%-CaO (Calcium): 26%Uses-Works both as a fertilizer and for disease control-Prevent blossom end rot/burnt tips-Helps with formation of cells and also neutralizes acids, detoxifying the plant-Nitrogen component is essential for fueling protein production and leafy growthHow to use-Add 1/2 tsp (6g) to 1L of water-Use as a foliar spray.