Kratky Lesson: The Vegetative Phase & Systematic Yield Protection
What You’ll Learn:
- Understand the 14-day vegetative growth surge and how to build strong root architecture.
- Learn how to prepare the 21L Kratky reservoir and mix full-strength nutrients accurately.
- Master locking in target water parameters (pH 5.8–6.2 and EC 1.2–1.4) to prevent lockout.
- Execute safe seedling transplanting and center-heart foliar sprays to prevent tipburn.
- Maintain an every-other-day routine to control EC creep and protect oxygen air gaps.





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