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Please read and follow every steps to avoid any malfunction.

B2.Young Plant Stage

1. In each sponge, keep the strongest and thicker ones and remove others.
2. Add 10.5 gallons water to the water tank.
3. During Young Plant Stage, turn on LED and Pump . Please refer to the ChartII.
4. Add NT-Starter into the water tank and ensure EC value between(=1.0-2.0mS/cm)

5. Ensure pH between 5.5-6.5 (adjust by pH+/-). For EC& pH adjustment instruction, please 

refer to following Chart at below.

B3. Growing Stage

B. Seedling

Status
NT-Adjuster

0.0-0.5
(Add 2pc)

0.5-1.0
(Add 1pc)

1.0-1.5
Standard range

over 2.0
Add water

Satus
pH+ 
pH- 

4.0-4.5
Add 3pc

4.5-5.0
Add 2pc

5.0-5.5
Add 1pc

5.5-6.5
Standard range
Standard range

6.5-7.0

Add 1pc

7.0-7.5

Add 2pc

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 .

1

box to auto mode. Please refer to Chart II

.

 

2. After 4-6 weeks, harvest the larger plants for consumption and keep smaller plants growing.
3. For time saving, sow the new seeds in sprout tray one week before you start next planting process.

4-6 weeks 

Harvest

Cut off Large leaf 

1 week

Keep

for regrow

1. Before you start next seedling, take advantage of the seedling tray for sprouts and microgreens it takes 7-10 days to harvest.
2. Put seeds in warm water(recommeded temperature is 95  , not over 104 ) for 24 hours.
3. Cover the sponges with wet paper towels.
4. Place the seedling tray with cover  in the shade or cover it with black cloth.
5. After germination, during the growing stage, keep green sprout under the light and white sprout in the shade or cover it 

with black cloth; in 7-10 days, you can harvest.

Day 7-10

Day 0

Day 1

Green sprout

White sprout

Plant Size
Sponge Number
Planting number
How to Set up                             x 5 Layer

Medium-Large
88
62 (70%)

Plant Size
Sponge Number
Planting number
How to Set up                             x 5 Layer

Small
175
123 (70%)

Chart II: Plant Stage

Basil, Lemon Balm

Sprout Stage

Planting Time

Day 0~7

LED Mode 

N/A

Pump Mode

N/A

Notes

*  For your expected plant amount, you can refer to the sprout rate of 1st planting cycle.
*  If you need more planting information, please vist to www.opcomfarm.com and read “Plant Q&A”.

Nourishment

N/A

( )

68 - 77

RH

80%

EC

0.5-1.0

pH

5.5-6.5

Young Plant Stage

Day 3~14

ON

ON

NT-Starter

59 - 86

45%-70% 1.0-2.0

5.5-6.5

Growing Stage

After Day 14

Auto

Auto

NT-Adjuster

59 - 86

45%-70% 1.0-2.0

5.5-6.5

Be sure each sponge is fully wet in 

seedling tray.

*  Please keep the seeds in refrigerator if you don’t use it, recommended temperture is 41

-

50.

 

(Fig4)

(Fig3)

This side up!

(Fig2

(Fig1

1. Add water to the seedling tray, up to the water (red) level.(Fig1)
2. First time sprout: just open the seedling box and add water. Then go to step 4. (Fig 1)   

3. Second time sprout: Open Grow Sponge package,put  each sponge piece into water of seedling tray 

(make sure the front side  with the seed label is side up), press the sponges  into water 5 seconds and 

ensure the sponges absorb water completely. Put seed moisturizing cover on the sponges.(Fig2) 

4. Place the seedling tray with cover in the shade.(Fig3)

5. Suggest use watering can spray water to sponges and keep them wet everyday. 

6. During 0 ~ 7 days, find the sprouted ones in the tray; pick them out, and move them into product (make 

sure the sponges lineup with the black dot on the partition)(Fig4) and to next stage: B2. Young Plant Stage. 

7. Discard unsprouted sponges after regular germination time.

 * Different plant may have different germination time, please check before plant.

 

B1. Sprout Stage

C. Sprouts and Microgreens.

F

F

L4

L5

L3

L2

L1

Grow Wall3

A. Assembly

efficient growth by one-touch AUTO mode.lt holds up to 80 plants capacity. Read the quick guide carefully before setting it up. 
For detailed user guide video, please visit GrowWall3 page at http://www.opcomfarm.com/Growwall3

Thank you for purchasing 

O

PCOM Farm GrowWall3, the indoor hydroponics growing system. lt is designed for easy to use and 

 

A1. Remove all the parts from box and check all the accessories

L1

L2 

L3 

L4 

L5

Chart I: Control Box Mode

Status

Auto

ON

High

Low

OFF

Fuction

Pump

Light

Time(On/Off)

12 cycles/day

4 cycles/day

2 cycle/day

0 cycle/day

( 30 mins/cycle )

( 30 mins/cycle )

( 30 mins/cycle )

( 30 mins/cycle )

Status

Auto

O N

High

Low

OFF

Fuction

LED

Light

Time(On/Off)

12H/12H

24H/0H

 24 cycles/day 

18H/6H

6H/18H

0H/24H

A2. Assemble GrowWall3 

1. Assembly 

1

The side column parts are assemble fixed to the L1 water tank.(Fig1.2)

2

L2 fixed with L3 water tank,follow this step until finish L5 assembly.(Fig3)

3

Fixed L5 side column parts with beam.(Fig4)

4

The beam parts is fixed in the lifting rod head and the lamp head lifting assembly,

then can move the tape and the lifting rod fixing piece is stuck in the lifting rod

fixing piece. (Fig5 

.

6 .7)

Assembly cable from side column, and DC connector fixed with screw cap.(Fig8.9)

5

2. Water Line Set Up

Connect the hose to the pump, move through the hole on the left side of the tank  to

 the slot on the right, and move upward from the lower layer to layer L5.(Fig10.11)

6

3. Electric Line Set Up 

7

Insert three pieces of maple plank from the side column in turn. Clip the lifting 

rod into the fixing piece, and then tighten the lifting trigger of  the third column 

on the right with the screw.(Fig12.13)

8

LED lamp head stuck in each layer of lifting corresponding hole.(Fig14.15 )

4. Other Installations

9

Insert the L1, L3, L5 rigid water pipe on the right into the slot on the right, insert the 

rigid water pipe into the L2 and L4 layer on the left according to the same steps, and 

then put the water pipe into the water tank.(Fig16.17 )

11

Add 8 gallons (90% full) of water to the tank.(Fig20 )

12

Attach the control box to the marked position and insert the pump power supply.(Fig21.22)

13

Connect the main power supply and start the switch.(Fig23.24)

LED Growth Lightx5

 

Control Box x 1

Wall Mount Brackets x 2pcs

Base Standx2

Planting tray x5pcs

* Most plants can de grown using the AUTO mode.

* a. When Power On, press hold POWER button until 1 beep sound (Less than 2 second) to turn off the power.

   b.When Power On, press hold POWER button until 2 beep sound (About 5 second) to reset timeline to auto power on

   (On/Off 16H/8H).

* a.When Power Off, press hold POWER button until 1 beep sound (Less than 2 second) to turn off the power.

   b.When Power Off, press hold POWER button until 2 beep sound (About 5 second) to reset timeline to auto power off 

   (On/Off 8H/16H).

Hose x 1

Seedling Tray(ST-70) x2

pcs

(665*175*65mm)

Grow Kits

Warranty Card Quick Guide Manual 

Grow Sponge 4 x 60pk

(OASP001)

1. EC & pH  

Meter x1pc 

Accessories

Manual

4.Cleaning s

ponge x1pc 

2. Water Spray x1pc 

3. Remote Controller x 1pc

Grow Sponge 3x60pk

(OASS001 For Green Lettuce)

Grow Sponge 3x60pk

(OASS006 For Basil)

Grow Sponge 3 x60pk

(OASS002 For Red Leaf Lettuce)

NT-Starter 40gx3pcs

 (OANT006 for 40L)

NT-Adjuster 20gx15pcs 

(OANT008 for 40L)

pH+ 2.2gx15pcs

pH- 6gx15pcs

Quick Guide Manual

Grow Wall3

Hydroponics Green Wall3

2

maple plank x6

Tube(2) x 1

8 gallons

30L

9

7.87 inch

2

1

1

1

Tube(1) x 4

Pump x 2pcs

(Backup pump x 1)

 Lifting rod x6

 

 Expansion Anchor Bolts x4pcs

    Wall-Mount Screws x4pcs

Ribbon x10pc

D

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tape unt

il 

fin

ish

 li

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 rod as

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y!

Amounting the wall mount holder in screw hole at the top of the cross member.

(Fig18.19 )

(Fig1)

(Fig2)

(Fig3)

(Fig16)

(Fig17)

(Fig4)

(Fig5)

(Fig6)

(Fig7)

(Fig18)

(Fig19)

(Fig14)

(Fig15)

(Fig21)

(Fig22)

(Fig12)

(Fig13)

(Fig8)

(Fig9)

(Fig24)

(Fig23)

(Fig20)

(Fig11)

(Fig10)

5. Screwdriver Cross-

Head x1pc

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