1 During the bloom stage add Bloombastic every time you renew the reservoir. Flush before beginning to use Bloombastic in the 4th to 6th weeks. 2 Bloombastic is compatible with any base nutrient. For best results we recommend Atami / B’cuzz nutrients. 3 Bloombastic can be used in combination with a carbohydrate product as long as the product’s P-K is low. 4 Using another high P-K product in combination with Bloombastic will result in overdose plants. 5 Bloombastic can be used on all substrates: Soil, Soilless mixes, Coco or Rockwool 6 Bloombastic can be used in combination with all irrigation systems: NFT, Ebb and Flow, Drippers, Bubblers, Aeroponics*