Search Hydroponics Online:
New Immigration Laws Pave the way for Hydroponic Farming
Powdery and Downy Mildew
Building your own Indoor Grow Room part 2
Building your own Indoor Grow Room part 1
The Benefits of Chelated Micro-nutrients
Is the pH really that important?
Getting Bigger Yields From your Hydroponic Plants
Tips for getting the most out of your nutrients
Millions of dollars lost in hydroponic tomato plant sabotage
Growing Hydroponic Raspberries, part 2
adidas ultra boost
Basil leaves turning brown Kratky
Aquaponics
Hydroponics and Aquaponics - difficulties calibrating the pH
Kratky Method Nutrient Issue
DIY hydoponic DWC system auto top up
DWC Setup (India)
Indoor winter greens using flood and drain system with PVC pipes
cucumber leaf problems
How good a hydro grown plants?
What are your main difficulties with water in hydroponics?
My homemade deep water culture
can imagine the water running back through the pump
Smallest cubes
Light recommendation for Tomato Hydroponic setup (first timer)
what TDS level for leafy greens and herbs in indoor Tower Garden?
Nike consumatori che hanno maggiori probabilità acquistare
Adidas schuhe sind mit eingearbeiteten features ausgestattet
Nike einem breiten anwendungsbereich unter den sportarten
Lettuce and Germs... We've got mold
www.hydroponicsonline.com†

LESSON FIVE

Nutrients Requirements and Testing 5 -5

Month: July                                        Example of Data for Hydroponic Tomato Garden

Date EC pH  Sol. Temp Day Temp Night Temp Growth Stage Size Comments
1 1800 6.0 74 F 76 F 70 F

Seed

-

Planted seeds

2 1800 6.0 74 F 76 F 70 F

Seed

-  
3 1800 6.0 74 F 78 F 70 F Seed -  
4 1800 6.0 74 F 78 F 70 F Seed 0.0"

Seeds Germinated

5 2000 6.0 70 F 78 F 68 F Seedling

0.5"

Leaves emerge

6 2050 6.0 70 F 78 F 68 F Seedling

0.9"

 
7 2100 6.0 70 F 79 F 67 F Seedling 1.0"  
8 2150 6.0 70 F 78 F 68 F Seedling 1.5"  
9 2200 6.0 70 F 79 F 69 F Seedling 2.0" 2nd leaves appear
10 2400 6.0 70 F 77 F 68 F Seedling 2.3" Replace nutrient solution
11 2400 6.0 70 F 80 F 67 F Seedling 2.6"  
12 2450 6.0 70 F 79 F 66 F Seedling 3.0"  
13 2450 6.0 70 F 80 F 68 F Seedling 3.5"  
14 2500 6.0 70 F 80 F 69 F Seedling 4.0" Rapid growth
15 2500 6.0 70 F 80 F 67 F Seedling 4.5"  
16 2500 6.0 70 F 79 F 68 F Seedling 5.0" Yellowing leaves
17 2500 6.0 70 F 77 F 70 F Seedling 5.5"  
18 2400 6.0 70 F 80 F 69 F Vegetative 6.0"

Replace nutrient solution

19 2400 6.0 70 F 78 F 69 F Vegetative 6.8"

Yellowing gone

20 2450 6.0 70 F 80 F 68 F Vegetative 7.6"  
21 2450 6.0 70 F 79 F 69 F Vegetative 8.0"  
22 2500 6.0 70 F 77 F 67 F Vegetative 8.8" Rapid growth
23 2500 6.1 70 F 80 F 68 F Vegetative 9.6"  
24 2500 6.1 70 F 79 F 70 F Vegetative 10.2"   

25

2500 6.1 70 F 80 F 69 F Vegetative 11.0"  
26 2500 6.0 70 F 79 F 69 F Vegetative 11.6"  
27 2600 6.0 70 F 77 F 68 F Vegetative 12.0"

Replace nutrient solution

28 2600 6.0 70 F 80 F 69 F Fruiting 12.5"

buds appear

29 2600 6.1 70 F 79 F 67 F Fruiting 13.0"  
30 2650 6.1 70 F 80 F 68 F Fruiting 13.5"  
31 2700 6.1 70 F 79 F 70 F Fruiting 14.0"

First flower opens

HOME / LAST PAGE / NEXT PAGE