Module 3 (Kratky): Vegetative Phase Lesson

79.00

Master the Vegetative Surge and Protect Your Yield

Want to give your lettuce plants the ultimate growth surge while building a rock-solid foundation for maximum harvest weight and crispness? Welcome to Kratky Lesson: The Vegetative Phase & Systematic Yield Protection! This comprehensive lesson guides you step-by-step through precision reservoir setup, full-strength nutrient dosing, pH and EC parameter calibration, safe transplanting techniques, foliar CalMag sprays, and every-other-day system routines.

This lesson features video instruction, easy-to-read interactive infographics, and a quick quiz to fast-track your success. Protect your crop and optimize your yield today!

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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