I already bought some of the last things i need to start to build, seed already has germinated so yesterday was put on soil, i want to start taking measurements with the Arduino and Sensors, so before that i decided to make a sum up of everithing i have need and what still i need and to make an estimated cost of the project:

##Here is a photo of all i already got:

##Fans, Heatsinks and usb cables:

USB A - MicroUSB (Salvage 2 €)

USB A - USB B (Salvage 2 €)

Heatsink GPU (Salvage 5 €?)

Intel 12V CPU FAN PWN Controlled (Salvage 5 €?)

Old Salvage 12V with RPM speed hall sensor (Salvage 5 €?)

2x90mm CPU Fans (Salvage 5 €?)

Xbox 2x70mm Fans (Salvage 5 €?)

##Led Drivers and 3W leds:

4x Heatsinks (0,60 €)

1m 220V cable, Conectors, AC power plug, general AC switch (Salvage 2 €)

2,5-6V Aquarium water pump (3,98 $)

10x 3W LED Full Espectrum !

10x 3W LED 445-450 nm ( Far Red) !

10x 3W LED460-470 nm (Red) !

10x 3W LED 620-630 nm (Blue) !

10x 3W LED 660 nm (Royal Blue) V

2x 36-75V 650 mA LED Driver ! 56,89 € ! <-Total

##Sensors :

AM2302(DHT22) (8,25 €)

YL-69 with YL-38/YL39 (4,48 €)

Buzzer (PC Salvage 0,05 €?)

LDR (Salvage 2 €?)

Specialized Literature (Optional, Already got it but was like 25 €, very recomedable)

##Arduino and Rpi Boards:

Arduino Mega Clone (10,55 €)

L293D Arduino Motor Shield(4,04 €)

4x Arduino Relay Board (5,25 €)

Half Size Breadboard (1,34 €)

Heatsink Paste (2 €)

Thermal Paste (Salvage 6 €)

Bunch of resistors, NPN Transistor, LEDs... (Salvage 3 €?)

Also for the interfacing i will use a Rpi Model 3 B with Raspbian (Optional 44 €)

For which i needed to buy:

16 Gb MicroSD (Optional 7 €)

HDMI to VGA (Optional12 €)

VGA cable (Optional 2 €)

USB Mouse (Optional 8 €)

USB Keyboard (Optional 2 €)

VGA Monitor (Optional 15 € Bargain)

Hot glue gun (Optional 3 € with glue Bargain)

##

90 L Container (18 €)

7l Soil Container and Soil (3,50 €)

##Still needed

Copper and copper melterer (Optional 5 €, Arrives Monday)

Some aluminium where put the leds

Aluminium for Reflecting light

##Total:

With Salvage price and withouth optional things : 160,93 €

Salvage makes me save (in my case): 42,05 €

Total project cost (discounting salvage): 118,88 €

LED Lights and drivers: 56,89 €

Total Project cost without light: 61,99 €

Rpi with Monitor etc: 90 € (not only for this)

Book + Optional Tools: 32 €

Total Price of everithing involved with salvage price discounted: 240,88 €

Electrical pieces, arduinos, sensors, and shields were bought on ebay and the local shop, LEDs on Amazon.