Maxicrop Plant Treatment Maximise your plants potential with Maxicrop! Give your plants the best possible start in life with Maxicrop. For just £1 we will treat your entire order before dispatch. Maxicrop is an organic plant growth stimulant made from British seaweed. The seaweed plant solution contains vital nutrients & is rich in trace elements, essential for healthy plant growth. Maxicrop is a liquid solution which can be applied as a root drench, foliar spray or by irrigation. Why treat your plants with Maxicrop? Maxicrop reduces stress during transit & reduces the risk of transplant shock. More energy for growth & a stronger, healthier root system. enhanced resistance to fungal infections. enhanced root growth & greener, healthier leaves! Simply, add this to your basket & we will treat your entire order with Maxicrop.