Plagron Hydro Correls 45L

SKU: 20211129728
GTIN: 8718104121423
Category: Substrates
Manufacturers: Plagron

Plagron Euro Pebbles – Clean Clay Granulate for Hydroponics

🌱 Premium clay pebble substrate made from pure clay
🌿 Ideal for recirculating systems and hydroponics
💧 Excellent drainage & oxygen supply
♻️ Reusable & long-lasting

30,82 €

0,68 € per 1 l

incl. 19% VAT , plus

Product located in inlet

Plagron Euro Pebbles – The Premium Clay Pebble Substrate for Maximum Yields

With Plagron Euro Pebbles, you get a top-quality clay granulate designed for hydroponic plant cultivation. It’s the ideal hydroponic substrate for growers who want maximum yields, clean systems, and optimal root aeration. Made from pure, salt-free clay, its unique structure ensures excellent drainage, lush root growth, and ideal oxygen flow. Plagron Euro Pebbles is completely inert, making it perfect for recirculating systems—offering precise nutrient control and long-term reusability.

What is Plagron Euro Pebbles?

Plagron Euro Pebbles is an inert, high-quality Plagron substrate made from pure, salt-free clay. The clay pebbles are baked in an open furnace, giving them their characteristic irregular shape. This structure provides excellent drainage while ensuring maximum oxygen supply to the roots.

Thanks to these properties, Euro Pebbles is perfect for hydroponic systems, drip irrigation, NFT, or ebb-and-flow setups. You control the nutrient delivery yourself—giving you full control over your plants’ growth. Combined with Plagron Hydro A & B and matching additives, you’ll achieve top yields and healthy plant development.

Cleaner, Stronger, and More Durable Than Standard Clay Pebbles

Unlike many other products, Plagron Euro Pebbles is made from carefully selected, pure clay types. During firing, a dense, closed structure forms that releases no nutrients or organic matter. As a result, the substrate is not only durable but also extremely clean and free from impurities.

🔥 Heat-treated, pure clay (8–16 mm)
💧 EC value: 0.2 – 0.9 mS/cm (1:1.5)
🧱 Inert clay granulate – free from organic materials
♻️ Reusable for many years

This high level of purity ensures your systems—whether drip or recirculating—stay clean and clog-free. The result: even water distribution, consistent nutrient uptake, and stable growing conditions.

Versatile and Flexible – More Than Just a Hydroponic Substrate

The versatility of Plagron Euro Pebbles is one of its biggest advantages. It can be used as a standalone medium in hydroponic systems or mixed with other substrates.

🌱 Ideal for hydroponic, NFT, and drip systems
🌿 Suitable as a drainage layer in peat or coco substrates
💧 Component of Plagron Hydro Cocos 60/40 (60% Euro Pebbles, 40% Cocos Premium)
🏡 Suitable for indoor and outdoor growing

If you want to create an extra airy root environment, simply mix Euro Pebbles with other Plagron substrates. This improves drainage and oxygenation—key factors for strong, healthy plant growth.

Optimal Drainage and Vigorous Root Development

One of the main features of Plagron Euro Pebbles is its excellent drainage capacity. The irregular pebble shape creates numerous air channels between granules, allowing water to flow freely and preventing waterlogging. At the same time, enough moisture remains to keep roots constantly hydrated.

This structure creates ideal conditions for developing a strong, well-branched root system. Plants receive more oxygen, absorb nutrients more efficiently, and respond quickly to feeding.

🌬️ Maximum aeration for healthy roots
💪 Prevents overwatering and root rot
⚙️ Even nutrient distribution through consistent flow
🌿 Supports fast, vigorous growth

Perfect for Recirculating Systems – Clean, Pure, and Efficient

Plagron Euro Pebbles is the perfect substrate for recirculating systems like drip or ebb-and-flow setups. It releases no organic matter, keeps pipes clean, and prevents buildup.

The substrate is pre-rinsed and ready to use. To remove any transport dust, a quick rinse before use is recommended. Then you can start fertilizing immediately—ideally with Plagron Hydro A & B for best results.

🚿 Pre-rinsed – ready to use
🧼 No organic residues, no clogs
🔁 Ideal for repeated cycles and recirculating systems
📈 High yields when combined with Plagron Hydro A & B

Application & Dosage of Plagron Euro Pebbles

Plagron Euro Pebbles can be used straight from the bag. Rinse briefly with water to remove dust from transport. Then fill it into your system and start fertilizing immediately.

💧 Rinse briefly before use
🌿 Begin fertilizing on day one
♻️ Reusable after thorough cleaning and disinfection

For reuse, remove all plant residues and soak the pebbles for 24 hours in a Pure Zym and water solution (pH 5.5). Then rinse with a nutrient solution or 1 ml Hydro A & B per liter of water—also at pH 5.5.

Watering and Irrigation – Always in Flow

Because Euro Pebbles is a light and porous medium, overwatering is almost impossible. On the contrary: frequent watering keeps nutrient levels stable and ensures optimal moisture balance.

For best results, Plagron recommends watering at least twice per hour—even at night. This keeps oxygen and moisture levels perfect around the roots.

🚰 Nearly impossible to overwater
⏱️ Recommended: water twice per hour
🌙 Water regularly at night too
⚡ Ideal for automated systems with timers

Technical Data & Properties

📦 Packaging: 45 L bag (18–22 kg)
⚙️ Material: Baked clay granulate (8–16 mm)
📊 EC value: 0.2 – 0.9 mS/cm (1:1.5)
🌍 Reusable and environmentally friendly

FAQ – Frequently Asked Questions about Plagron Euro Pebbles

Do Euro Pebbles need rinsing before use?
They’re pre-rinsed but should be quickly washed with water to remove any transport dust.

How often can Euro Pebbles be reused?
With proper cleaning and care, Euro Pebbles can be reused for many years. Remove plant residues, soak for 24 hours in Pure Zym solution, and rinse thoroughly afterward.

How often should I water my plants?
Due to the high air porosity, Plagron recommends watering at least twice per hour—even at night.

Conclusion – Plagron Euro Pebbles: Clean, Strong, and Reliable

With Plagron Euro Pebbles, you’re choosing a durable, professional hydroponic substrate that excels in purity, stability, and functionality. It gives you full control over nutrient intake, drainage, and aeration—ensuring strong plant growth and top yields.

Whether you grow in hydro systems, pots, or mixed media, Euro Pebbles is the perfect choice for growers who value quality and sustainability. Discover Plagron Euro Pebbles now at the GBK Growshop and take your grow to the next level!