How Much Light For A 24 X 48 Grow Tent?

by | Last updated on January 24, 2024

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Standard advice says you should aim for

32-50 watts per square foot

of grow space.

What size grow tent for 1000 watt LED?


4′ x 4′

Grow Tent – Perfect for the footprint of a 1000w HID or LED grow light (4-6 plants)

What size grow tent for 1200 watt LED?

300W LED System 1200W LED System Grow Tent Size

16′′ x 16′′ x 48′′


48′′ x 48′′ x 80′′
LED Model 300W x 1 600Wx 2 Equivalent Wattage 300W 1200W True Wattage Used 120W 480W

How high should my light Be in My grow tent?

Hanging Lights Too High

VOLT Grow® LED are designed to be mounted

between 6-12 inches from the canopy

for maximum yields. This close proximity is possible because they produce substantially less heat than their HPS counterparts.

Can you have too much light in a grow tent?


Cannabis plants will show a number of key signs when they're getting too much light

. The most obvious indicator is leaf burning. This typically causes yellow leaves at the top of the plant directly under the grow lights. While the inside veins stay green, the leaves take on a yellow, burnt look.

How many watts LED 4 plants?

# of Plants Square Feet Wattage from Wall 1 4 120 to 140 watts 2 8 240 to 300 watts 4 16

500 to 650 watts
6 24 700 to 860 watts

How far away should LED grow lights be from seedlings?

How Far Should LED Grow Lights Be From Seedlings? Seedlings are delicate and should be started at the maximum recommended distance away from the LED grow light. A safe distance for all of the G8LED grow lights is

12-36 inches above seedlings to start

, depending on the size of the light.

How many LED grow lights do I need?

Grow Room Size Square Feet Recommended # of Plants in Veg
1′ x 1′


1


Up to 2
2′ x 2′ 4 Up to 4 3′ x 3′ 9 Up to 9 2′ x 4′ 8 Up to 8

How many watts should grow lights be?

As a rule of thumb, aim for

20 to 40 watts per square foot

. Divide the wattage of your bulb by 20 (such as 400 watts divided by 20 = 20), and then divide the wattage of your bulb by 40 (400 divided by 40 = 10).

How many plants can I grow with a 600w LED light?

2 month plants should give about 40g per plant, so with about 9 you'll be able to easily fill a square meter and get up to 400g per 600w light. 3 month autoflowering plants grow much bigger, however, so you should only plant

4 per 600w light

.

How many watts do I need for my grow tent?

Standard advice says you should aim for

32-50 watts per square foot of grow space

. More like 25 watts if your grow space is a dedicated veg tent. So if you were working with a 3′ x 3′ space, you'd theoretically want an LED light with a power draw somewhere between 225 watts (vegetative) and 450 watts (flowering).

How many watts do you need for veg?

Veg Room Set Up

A good rule of thumb is that

between 10-20% of your total light wattage in the Flower Room

will be used in vegetative growth. This means that if there are 50,000 watts in the Flower Room, there should be between 5,000 and 10,000 watts in the Veg Room.

How do you know if your plant is getting too much light?

If your plant is not getting enough light, the most common sign is the yellowing and dropping of leaves, stunted leaf growth, elongated stems, and a dull-green color. If your plant is getting too much light, then

its leaves will have singed tips, burned patches, or will be falling off

(yikes!).

Should I dim my LED grow lights?

When it comes to whether or not you should dim your grow lights,

the answer should be “no.”

Your grow lights are not like your typical household lights. Your plants depend on indoor grow lamps to be operating at 100 percent in order to get the full benefit of your bulb's light spectrum.

How do you tell if grow light is too close?

Can you leave grow lights on 24 hours a day?

The answer to the question is

no, it is not recommended to leave your grow light 24 hours a day

, because this will force plants to grow quickly. It is ideal to keep a grow light on for about 12 to 18 hours. Too much light in various growth phases can interrupt a weed plant's natural process of growth and dormancy.

Can plants burn from grow lights?

Can You Burn Plants with Grow Lights?

You can burn your plants – regardless of what they are – with grow lights

. But it's usually not the light intensity that does the burning. Rather, grow lights that emit a lot of heat, and if placed too close to the plants, can cause photo-bleaching and even burn the leaves.

What lights do professional growers use?


HPS lights and T5 lights

are used by the majority of growers (68% and 67%, respectively) during at least one growth stage, and LEDs are used by more than a quarter of cultivators.

What size LED light do I need for a 4×4 grow tent?

Just remember that one square foot of grow tent space needs roughly thirty-two watts of real wattage. According to research, a 4 x 4 requires around

512 watts

, but the wattage can range from 500 to 650 watts.

How much can a 4×4 grow tent yield?

The final yield in a 4×4 grow space is

1.5-2 lbs

. Also, because the plants are large in size, ScrOG or single plant growing is preferred for maximum yield.

How many watts do I need for a 4×4 grow tent?

But in general, a 4×4 grow tent must have an actual wattage range between

120 to 550

. In general, a LED grow light draws about 32 watts to provide sunshine to cover one square foot of canopy.

How high should grow lights be above seedlings?

Where Should Grow Lights Be Located? For seedlings, LED grow lights should generally be mounted between

24-36 inches

above the plant canopy – however, this depends on the power (wattage) of the light source.

What color light is best for plant growth?


Blue light

has the best absorption by the plant due to the green pigment every plant has, also known as chlorophyll. This chlorophyll absorbs the blue light and transfers it into energy through photosynthesis making the plant grow faster because it's able to get more nutrients.

Should seedlings get 24 hours of light?

Seedlings need 14-16 hours of light every single day, without fail.

Don't leave them on for 24 hours a day

though. Like us, they need to rest at night. So plan to keep your artificial lights on for 14-16 hours during the daytime, and turn them off overnight.

What size LED light do I need for my grow tent?

Standard advice says you should aim for

32-50 watts per square foot of grow space

. More like 25 watts if your grow space is a dedicated veg tent. So if you were working with a 3′ x 3′ space, you'd theoretically want an LED light with a power draw somewhere between 225 watts (vegetative) and 450 watts (flowering).

How much light do 2 plants need?

Grow Space Wattage
20 sq ft (4×5)


~640
25 sq ft (5×5) ~800 30 sq ft (5×6) ~960 36 sq ft (6×6) ~1150

How many watts do I need for a 2×2 grow tent?

Therefore, you'll need around

120-140 watts

of light power for a 2×2 tent harvest. So, you'll need a 220 watts light source for your 2×2 grow tent. You can also use 2 lights of 120 watts. But with more lights come heat issues.

Timothy Chehowski
Author
Timothy Chehowski
Timothy Chehowski is a travel writer and photographer with over 10 years of experience exploring the world. He has visited over 50 countries and has a passion for discovering off-the-beaten-path destinations and hidden gems. Juan's writing and photography have been featured in various travel publications.