How Far Should HPS Be Away From Plants?

by | Last updated on January 24, 2024

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HPS lights should not be placed inches from the plants, as you would place fluorescent lights; you should set HPS lamps higher, generally

between 5 and 8 feet

from the plants. Whether you have a reflector with your HPS light makes a difference for how close you can keep it from the plants.

How far away should my 600 watt HPS be from my plants?

How close can I put my 400w or 600w HPS system to my plants? Taking all of the above into account you should place your HPS system

between 12 & 18 inches away

from your plant, this is the ideal position.

How far away should I keep my 1000 watt HPS from plants?

The stronger the light, the further you’ll need to hang it, so if you have a 1000w you may want to hang it

at least 15′′ (38cm) away

. Depending on the strength of your light, you won’t want to go higher than 30 inches (76cm) above your plants.

How far away should my 400 watt HPS be from my plants?

For 400W HPS, the best distance from seedlings is

between 12 inches or 30.48 cm (closest) and 19 inches or 48.26 cm (furthest)

. 400W HPS grow lights are the most commonly used HPS grow bulbs

How much area does a 600 watt HPS cover?

A 600 watt will cover

6×6 feet

, a 400 will cover 4×4 feet, a 250 will cover 3×3 feet and a 150 will cover 2×2 feet. Higher wattage lights will cost more to operate, you can estimate operating cost with our cost calculator.

How much area can a 1000 Watt HPS cover?

1000-Watt HPS grow lights are the most powerful and cover a wider area of

around 49 square feet

.

Can I veg under HPS?

In response to the general question, can you use an HPS bulb for veg, the answer is

yes

. … Basically you can use just about any light out there for any stage of growth, the real question is how well do each bulb work for veg.

Can LED lights burn plants?

LED lights tend to produce less heat than older technology, and their light intensity is relatively low. This has lead to the conclusion that you can put plants as close to the lights as you want and

you won’t burn them

. … This depends very much on the plant, but a PPFD of 800 is enough to damage some plants.

How close should my LED light be to my plants?

In the vegetative stage, LED grow lights should be

between 12-24 inches away from the top of the canopy

. During this stage, more light is needed for photosynthesis, so the light source should be located closer to the plants. As the plants progress through the flowering stage, their demand for intense light decreases.

How much will a 600 watt HPS yield?

Sixteen plants that are grown under a 600-watt HPS lamp could produce about 37.5 grams or 1.3 oz of marijuana per plant. Under perfect, outdoor conditions, you can expect yields to extend to

500 grams

or 17.5 oz per plant.

How much electricity does a 1000 Watt HPS light use?

Wattage will determine how much power grow lights consume — and how much it will cost to operate them. For example, running a 1,000-watt HPS light with about 1,050 watts of actual power draw for 12 hours a day will consume

4,600 kilowatt-hours (kWh) a year

.

How many plants can I grow under a 600 watt 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 plants can a 1000 Watt HPS grow?

Some growers have boasted of growing about

6 to 9 plants

using 1000 watt HPS. Some even grow smaller plants while using the SCROG and SOG technique to manage space.

How much will a 1000w LED yield?

The yield from a single 1000w lamp is

about 2 lbs per harvest

. For me, sometimes 1.5 Lbs and sometimes 2.25Lbs max. Each strain has different yields.

How much does a 1000 Watt HPS yield?

If you get a good quality 1000 watt grow light, it will cover an area of about

25 square feet

for flowering a plant like marijuana. This is true whether you get an LED grow light or an HID grow light.

Should I use MH or HPS for veg?

While either type can be used for the full growing cycle, when combined, using an

MH grow light

for vegetative growth and flowering under an HPS grow light is the most recommended HID grow light setup because utilizing the strengths of both types at the right times produces the best results.

Charlene Dyck
Author
Charlene Dyck
Charlene is a software developer and technology expert with a degree in computer science. She has worked for major tech companies and has a keen understanding of how computers and electronics work. Sarah is also an advocate for digital privacy and security.