Standard START A&B nutrient solution is a proper starter feed for your plants. Use it to water the young plants into the soil or hydro substrate. The nutrient solution ensures that the initial basic needs of young plants are met. This starter feed also ensures that the pH in the substrate remains at a stable level. The Start nutrient solution is also ideal for watering in cuttings, on both soil and in hydro substrates. The Start nutrient solution is a two-component feed comprising Standard Start A and Standard Start B. This is an essential feed for plants in the starting phase.