How energy-efficient is the Grow Spectra LED VR 440-440W?

The Grow Spectra LED VR 440-440W is highly energy-efficient, consuming only 440W of power while delivering optimal light conditions for plant growth.

What is the coverage area of the Grow Spectra LED VR 440-440W?

The exact coverage area can vary based on the height at which the light is hung and the growth stage of the plants. However, it's designed to cover a significant area, making it suitable for commercial growing operations.

Is the Grow Spectra LED VR 440-440W waterproof?

While the Grow Spectra LED VR 440-440W is designed to be durable and can handle humid environments, it's essential to refer to the product's specifications or contact the manufacturer for detailed information on its water resistance.

How long is the lifespan of the Grow Spectra LED VR 440-440W?

The Grow Spectra LED VR 440-440W is built for longevity, typically lasting for several years with regular use. The exact lifespan can vary based on usage and environmental factors.

Let's Design the Right Setup Together

These systems vary by space, layout, and workflow—fill out the form below for a free expert consultation with our resident CEA expert, Elliott Gorfain.

✓

Thank You!

We've received your request and our resident CEA expert, Elliott Gorfain will be in touch to discuss your queries.

Is the PRO-MIX HP Biofungicide + Mycorrhizae right for me?

If you need a high-porosity growing medium with excellent drainage, aeration, and disease resistance, PRO-MIX HP Biofungicide + Mycorrhizae is an ideal choice. Its blend of coarse perlite and fibrous peat moss ensures lower water retention, reducing the risk of root diseases and overwatering. With added beneficial Bacillus bacteria and mycorrhizal fungi, it enhances root development, nutrient uptake, and plant health—perfect for professional growers and hobbyists alike.

Features & Benefits
Product Specifications
What is included?
Warranty Policy

PRO-MIX HP Biofungicide + Mycorrhizae

PRO-MIX® HP Biofungicide + Mycorrhizae is designed for growers who need superior drainage, aeration, and disease prevention. With its high perlite content, this lightweight, well-structured mix encourages strong root development while reducing the risk of overwatering. The addition of beneficial microbes enhances nutrient uptake, promoting vigorous plant growth in various growing conditions.

Ensures excellent air circulation and prevents waterlogging, ideal for sensitive root systems.
Contains Bacillus bacteria, reducing the incidence of root diseases for healthier plants.
Promotes strong root growth, improves water absorption, and boosts nutrient uptake.
Dries out faster than standard peat-based mixes, making it easier to control moisture levels.

Why Choose the PRO-MIX HP Biofungicide + Mycorrhizae ?

PRO-MIX HP Biofungicide + Mycorrhizae offers a high-performance growing medium with excellent drainage, aeration, and disease resistance. Its blend of fibrous peat moss and coarse perlite provides optimal root health, while beneficial Bacillus bacteria and mycorrhizae enhance nutrient uptake and plant vigor. Ideal for growers seeking watering flexibility, reduced root disease risk, and improved plant growth in various conditions.

Why Pro-Mix?

PRO-MIX is a trusted name in professional-grade growing media, offering advanced solutions for growers who need superior drainage, aeration, and disease protection. With a focus on innovation, PRO-MIX products are enriched with beneficial biofungicides and mycorrhizae, enhancing root health, nutrient uptake, and plant resilience. Whether you're a commercial grower or a home gardener, PRO-MIX ensures optimal plant growth, reduced disease risk, and improved crop quality, making it a top choice for successful cultivation.

Why Buy From Us?

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

Excellent 4.8 out of 5 based on 1,247 reviews

If I could rate 6 stars I would!
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!

Customer service was outstanding great…
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I'll definitely order from them again

The machine is doing just what my…
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we're starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.

Fantastic
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.

FAQ Section

Q: What is the return policy?

Most unopened items in new condition and returned within 90 days will receive a refund or exchange. Some items have a modified return policy noted on the receipt or packing slip. Items that are opened or damaged or do not have a receipt may be denied a refund or exchange. Items purchased online or in-store may be returned to any store. Online purchases may be returned via a major parcel carrier. Click here to initiate a return.

What is the main advantage of using PRO-MIX HP Biofungicide + Mycorrhizae?

PRO-MIX HP offers superior drainage, increased air porosity, and reduced water retention, making it ideal for growers who need watering flexibility and strong root development while minimizing the risk of root diseases.

How does the biofungicide in this mix help my plants?

The included Bacillus bacteria act as a natural defense, helping to suppress certain root diseases, reducing the need for chemical fungicides, and promoting overall plant health.

What role does Mycorrhizae play in plant growth?

Mycorrhizae are beneficial fungi that form a symbiotic relationship with plant roots, enhancing nutrient and water absorption, leading to stronger root systems and more vigorous plant growth.

Is PRO-MIX HP suitable for all types of plants?

Yes, it is well-suited for a wide range of plants, including vegetables, flowers, herbs, and ornamentals, especially in controlled environments, greenhouses, and container gardening.

Can I use this mix for hydroponic or soilless growing systems?

While PRO-MIX HP is a soilless medium, it is designed for container growing rather than hydroponic systems. However, it can be used in soilless setups that require high drainage and aeration.

How often should I water plants grown in PRO-MIX HP?

This mix dries out faster than general-purpose peat-based mixes, so frequent monitoring is needed. Water as needed based on plant type, growth stage, and environmental conditions.

Does PRO-MIX HP contain added fertilizers?

No, this mix does not contain pre-added fertilizers, giving growers complete control over nutrient management. It’s recommended to use a balanced fertilizer program to support plant growth.

Is there a warranty for this product?

Please check the warranty tab on this page for warranty information.

How long will shipping take?

Please check our shipping policy here for shipping information.

What is the return policy?

Please check our return policy here for return policy information.

Specifications

PRO-MIX HP Biofungicide + Mycorrhizae Specifications
Product Type	High Porosity Growing Medium
Volume	3.8 cu ft (107.6 L)
Composition	Sphagnum peat moss, coarse perlite, biofungicide (Bacillus), mycorrhizae
pH Range	5.5 – 6.5
Weight	60 lbs. (27.2 kg)
Package Dimensions (Each Unit)	14.9"L × 16.6"W × 25.5"H
Pallet Dimensions	48.0"L × 40.0"W × 91.0"H
Storage Conditions	Store in a cool, dry place, away from direct sunlight
UPC Code	025849225001
Water Retention	Low (dries out faster than standard peat-based mixes)
Guide	Click to open

What’s in the Box?

The product AC Infinity 10" High Efficacy Air Filter Box includes

1 x 3.8 cu ft (107.6 L) compressed bag of PRO-MIX HP Biofungicide + Mycorrhizae
Sphagnum peat moss and coarse perlite
Biofungicide (Bacillus bacteria)
Mycorrhizae
Product usage instructions (printed on the packaging)

Warranty Policy

Please check out the manufacturers website for Warranty related issues.

Mycorrhizae Inoculant

PRO-MIX HP Biofungicide + Mycorrhizae, 3.8 cu ft