BIG’s Guide to hydro and soft water.

Hydro Growing Guide (Soft Water): From Seed to Full Yield with “Just Mix & Grow”

Introduction: Hydroponics – Maximum Control for Maximum Yield
Welcome to hydroponics in a soft water setup, where BIG R.O. BASE and BIG CALCIUM replace traditional BIG GROW and BIG BLOOM. Here you get full control, precise E.C. values and a tailored nutrient profile that ensures explosive growth and impressive yields. With our Just Mix & Grow technology, it’s simple: Mix the nutrients, adjust as needed, and let your plants reach for the stars. Remember:

  • Keep the water temperature at 19-20°C for optimal oxygen uptake.
  • Keep the system clean and free from light penetration to avoid algae growth.
  • Monitor the EC value. Above 1.8-2.0? Add clean water. Below 1.2? Add more BIG R.O. BASE and BIG CALCIUM, depending on the phase.

I. Start Resolution (Week 0-1)

Products: BIG ROOTS, BIG R.O. BASE, BIG CALCIUM Just Mix & Grow-Tip: Mix the nutrient directly in the water, no complex methods. Prepare the hydro solution:
Mix 2 mL/L BIG R.O. BASE, 2 mL/L BIG CALCIUM and 2 mL/L BIG ROOTS. Your seeds get the perfect start so they can immediately absorb nutrients and form strong roots. Seed germination & First Growth:
Use the prepared solution and make sure the roots are constantly supplied with oxygen and nutrients. Keep the water temperature at 19-20°C. Pro Tip: A stable environment is crucial. With “Just Mix & Grow” you can easily adjust the nutrition if the E.C. or temperature does not match the plan.


II. Vegetative Phase (Weeks 2-4)

Products: BIG R.O. BASE, BIG CALCIUM, BIG ROOTS (BIG BOOST & BIG SHIELD optional) It’s time for the plants to really take off:

  • BIG R.O. BASE (1-3 mL/L) and BIG CALCIUM (1-3 mL/L) at each adjustment ensures a constant supply of essential nutrients.
  • Keep an eye on the E.C. Does it drop below 1.2? Add extra BIG R.O. BASE and BIG CALCIUM.

System hygiene:
Keep the system clean and protected from light to prevent algae from taking up nutrients. Premium Pro Tip:
Add BIG BOOST (1 mL/L) for extra growth rate and increased pH stability. Have you experienced stress or intruders before? BIG SHIELD (1 mL/L) strengthens plant defenses. It’s easy to optimize with Just Mix & Grow.


III. Transition to Flowering (Weeks 1-3 in Flowering)

Products: BIG R.O. BASE, BIG CALCIUM, BIG FLOWERS, BIG ROOTS (BIG BOOST, BIG SHIELD optional) Now the plants change from vegetative to flowering phase:

  • Adjust the nutrition by running BIG R.O. BASE (approx. 3 mL/L) to provide plenty of phosphorus and potassium.
  • BIG FLOWERS (1 mL/L) kick-starts bud formation, while BIG CALCIUM keeps plants robust.

Pro Tip: Keep the E.C. between 1.2 and 1.8. Is the value fluctuating? Adjust with clean water or more BIG R.O. BASE and BIG CALCIUM. Water temperature remains at 19-20°C.


IV. Flowering phase (Week 4-6)

Products: BIG R.O. BASE, BIG CALCIUM, BIG FLOWERS, BIG ROOTS (BIG DIAMONDS, BIG BOOST, BIG SHIELD optional) Now plants unfold their full potential:

  • BIG R.O. BASE (3 mL/L) ensures a stable nutrient profile for heavy flowering.
  • BIG CALCIUM (3 mL/L ) keeps plants healthy and resilient.
  • Turn up BIG FLOWERS (2 mL/L) to maximize the number and size of flowers.

Premium additives:

  • BIG DIAMONDS takes resin levels and quality to new heights.
  • BIG SHIELD keeps stress at bay, while BIG BOOST can boost growth.

Pro Tip: Monitor E.C. and adjust easily with “Just Mix & Grow”. No guesswork, only result optimization.


V. Late Flowering Phase (Week 7-8)

Products: BIG R.O. BASE, BIG CALCIUM, BIG FLOWERS, BIG ROOTS (BIG DIAMONDS, BIG BOOST, BIG SHIELD optional) Last push before harvest:

  • Lower BIG R.O. BASE to about 2 mL/L, but turn BIG FLOWERS up to 3 mL/L to fill the flowers with the last nutrients.
  • BIG CALCIUM (2 mL/L ) keeps plants strong until the last second.

Premium Pro Tip:

  • BIG DIAMONDS (3 mL/L) produces crystal clear, resin-rich top shoots.
  • BIG SHIELD stays calm in the critical final weeks.
  • BIG BOOST for increased yield, faster blooms and increased pH stability.

VI. Harvest & Flush (Week 9-10)

Products: BIG DIAMONDS and Water Finishing Final:

  • Use BIG DIAMONDS (3 mL/L) in the first flush week, then only pure water. This ensures clean, aromatic, top quality flowers.
  • Keep the E.C. below 1.2 to flush out excess nutrients while maintaining temperature and hygiene.

Final Tip: Wait for the classic harvest signs like yellowing leaves. Hydro reacts quickly and your plants will show you when the time is right.

 


Conclusion: Soft Water + Hydro + Just Mix & Grow = Success
With BIG R.O. BASE and BIG CALCIUM as your nutrient platform, and our Just Mix & Grow technology, hydro growing in soft water is easier and more precise than ever. No more guesswork, just well-balanced nutrition, stable E.C., perfect temperature and optimal results. Add our premium additives like BIG BOOST, BIG DIAMONDS and BIG SHIELD to reach the absolute top level. Take control of your soft water hydroponics – mix, water, adjust – and harvest the best that nature can deliver!

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