VERMICULITE 2-4MM |10L 50L 100L

VERMICULITE 2–4MM – HYDROPONIC GROWING MEDIUM

Premium Vermiculite for Seed Starting, Hydroponics & Plant Propagation 🌱

VERMICULITE 2–4MM is a versatile natural mineral widely used in hydroponic gardening, seed germination, plant propagation, and soil improvement. The 2–4mm particle size provides an excellent balance of water retention, aeration, and nutrient holding capacity, supporting healthy root development across a wide range of plants.

Sourced from high-quality mineral deposits, this premium-grade vermiculite is free from unwanted materials and has a natural pH range of 6.5–7, making it suitable for use with many plants in hydroponic and soil-based growing systems.

Whether used as a standalone hydroponic growing medium, for seed starting, or mixed into soil blends, VERMICULITE 2–4MM helps improve moisture retention, maintain oxygen around roots, and promote strong plant growth.

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Key Features 🌿

• 💧 Excellent water retention for consistent plant hydration

• 🌬️ Improves aeration to support healthy root growth

• 🌱 Ideal 2–4mm particle size for hydroponic systems

• ⚖️ Natural pH range 6.5–7 suitable for many plants

• 🪨 Premium natural mineral from high-quality deposits

• 🧼 Free from unwanted materials for reliable growing performance

• 🔄 Versatile growing medium suitable for hydroponics, propagation, and soil mixes

• 🌿 Supports strong root development and plant health

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Ideal for Seedlings & Seed Germination 🌱

VERMICULITE 2–4MM is widely used for starting seeds because it holds moisture well while remaining light and aerated. This helps prevent compaction and supports healthy root development during early growth.

Common seeds started in vermiculite include:

• Lettuce

• Basil

• Tomatoes

• Capsicum

• Eggplant

• Cucumber

• Spinach

• Microgreens

Why vermiculite works well for seed germination:

• 💧 Maintains consistent moisture levels

• 🌬️ Provides good oxygen around developing roots

• 🧼 Naturally sterile, helping reduce the risk of damping-off

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Great for Hydroponic Herbs 🌿

Many herbs grow extremely well in VERMICULITE 2–4MM when supplied with a suitable nutrient solution. The media helps maintain even moisture around the roots while allowing sufficient airflow.

Herbs commonly grown in vermiculite:

• Basil

• Mint

• Coriander

• Parsley

• Chives

• Dill

• Oregano

These herbs benefit from the consistent moisture levels vermiculite provides.

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Ideal for Leafy Greens 🥬

Leafy vegetables are among the best-performing crops in vermiculite growing media.

Common leafy greens grown in vermiculite include:

• Lettuce

• Spinach

• Rocket (Arugula)

• Asian Greens (Bok Choy, Tatsoi, Mizuna)

• Kale

These plants perform well because they:

• ⚡ Grow quickly

• 🌱 Have shallow root systems

• 💧 Prefer consistent moisture levels

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Excellent for Cuttings & Plant Propagation 🌱

VERMICULITE 2–4MM is widely used for rooting plant cuttings thanks to its ability to retain moisture while still allowing oxygen to reach developing roots.

Plants commonly propagated in vermiculite include:

• Pothos

• Coleus

• Begonia

• Philodendron

• Geranium

• Sweet Potato Vine

Propagation benefits:

• 💧 High moisture around developing roots

• 🌬️ Excellent aeration to encourage root formation

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Suitable for Houseplant  Grow Medium Mixes 🪴

While pure vermiculite can hold a lot of moisture, it performs exceptionally well when mixed with other growing media.

Common potting mix combinations:

• Vermiculite + Peat

• Vermiculite + Coco Coir

• Vermiculite + Perlite

Houseplants that benefit from these mixes include:

• Ferns

• Peace Lilies

• African Violets

• Calatheas

• Spider Plants

These mixes help maintain balanced moisture and aeration for indoor plants.

Please choose your products carefully, as A-Grade Hydroponics reserves the right not to accept returns based on either an incorrect choice or a change of mind.

However, we love happy customers so contact us with your query and we will do our best to accommodate you. If you have queries about a product you would like to purchase, please contact us to discuss your concerns before you buy.

A-Grade Hydroponics will honour all manufacturers warranties subject to the terms and conditions of those manufacturers. However warranty does not cover abuse, neglect, improper care, loss or damage from incorrect usage.

Warranty claims will be processed at A-Grade Hydroponics' discretion as a refund, repair or replacement. If products need to be returned to us for warranty purposes e-mail us at grow@agradehydroponics.com with the receipt/invoice number, date of purchase and a brief description of the fault (including photographs where possible). We will then issue you with a product return number.

All returns should be in original packaging and have the receipt/invoice number, date of purchase, and product return number enclosed. The product return number should also be written on the outside of the package for easy identification purposes.

A-Grade Hydroponics has a strict 'no returns' or refunds policy for liquid products, like nutrients, additives, gels, calibration fluids etc, so please choose these items carefully.

*All orders are dispatched in unmarked boxes to maintain your privacy.*

DISPATCH AND DELIVERY

Orders are shipped via Australia Post or shipping platform Big Post. Orders are generally dispatched on Tuesday, Wednesday and Friday. Please allow for additional delivery time for remote areas. If you require express delivery, please contact our sales representatives at 03 9555 6667 or email grow@agradehydroponics.com to obtain a quote. 

Couriers will attempt delivery to the specified address. If no one is home to receive the delivery, the couriers will leave your parcel somewhere safe. If there is no safe place, re-delivery or collection will be offered by the carrier.

Due to the increasing frequency of online fraud and theft, we are unable to ship to P.O. Boxes and Parcel Lockers.

SHIPPING COSTS

All freight charges are calculated on weight, dimensions and location. We are committed to keeping shipping charges at a minimum and do not charge handling fees.

Please note: Freight costs are subject to change. Regional areas, large and bulky orders, and tail-lift delivery occasionally incur an additional levy. Should shipping costs need to be amended it will be to reflect the actual charges, and not incur additional ‘shipping and handling’ fees. We will notify you if this rare situation occurs.

A-Grade Hydroponics reserves the right to cancel the order if shipping costs become prohibitive and customers will be issued a full refund.

PAYMENT

All payments must be cleared before dispatch. Payments can be made online via PayPal, AfterPay, PayID or Electronic Funds Transfer. Payments can also be accepted via credit card by phoning 03 9555 6667.

Please allow at least 24 hours for payments to clear.

FULFILMENT OF ORDERS

You will be notified immediately if an item is permanently unavailable, with options for a replacement item at equal or higher value, refund or store credit.

All refunds will clear within 3-5 business days. Store Credits will be issued as an electronic Gift Card to be used online or in-store.

DANGEROUS AND PROHIBITED GOODS

These goods are available for in-store collection only.