Delivery throughout the EU

MasterLine RootMAX 500 ml – Organic Root Tabs for Aquarium Plants

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Trusted by 500+ aquascapers

€29,24
  • Feeds plants straight at the roots
  • One dose lasts 6-12 months
  • 100% natural, safe for shrimp
  • Works under gravel, sand or aquasoil
  • Pairs with liquid ferts for full coverage

Organic root pellets that feed heavy root feeders straight where it counts, with macro- and micronutrients, amino acids and humic acids releasing slowly for 6-12 months. Safe for shrimp, and they work under aquasoil as well as plain gravel or sand.

Fast delivery (1–5 days EU)

Carefully packed and protected

Tips from real aquascapers

Description

MasterLine RootMAX is an organic, pellet-form root fertilizer for aquarium plants. It supplies a complete blend of macro- and micronutrients, amino acids, humic and fulvic acids directly at root level, with a slow-release effect that lasts 6–12 months.

Key Facts

Brand MasterLine (Romania)
Type Organic granular root fertilizer
Volume 500 ml
Effect duration 6–12 months
Composition 100% natural — macro/micro nutrients, amino acids, humic & fulvic acids, hormones, enzymes, vitamins
Compatible substrates Aquasoil and inert substrates (gravel, sand)
Safe for All aquatic life, including shrimp

How to Use

  • New aquarium setup: spread 100 ml per 50 L of water evenly across the bottom, then cover with at least 4–5 cm of substrate.
  • Established aquarium: insert 3–4 pellets under each plant group using tweezers.
  • Can be combined with MasterLine liquid fertilizers for full nutrition coverage.

Frequently Asked Questions

What does MasterLine RootMAX do?
It feeds aquarium plant roots directly, turning inert or nutrient-poor substrate into an active growing medium, similar to or more nutrient-dense than commercial aquasoil.

How long does one application last?
Between 6 and 12 months, depending on plant density and tank bioload.

Is MasterLine RootMAX safe for shrimp and fish?
Yes, it is made from 100% natural ingredients and is safe for all aquatic livestock when used as directed.

Can I use RootMAX in an already-planted, established tank?
Yes — insert a few pellets under the root zone of individual plants using tweezers, without disturbing the substrate layer.

  • Professional support

    Expert help when you need it

  • Delivery throughout the EU

    Delivery to all EU countries

  • Secure payment

    Fast and secure payment options

  • Easy returns

    Лесно връщане и замяна
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FAQ

What makes Aquarium Boutique different from mass-market stores?

We don't sell everything — we sell only carefully selected products, personally tested. Every item is chosen with a clear purpose: to work well and last long. You don't need to guess about quality — we've already done that for you.

Do you ship to my country?

Yes, we ship across all of Europe. For Bulgaria we work with BOX NOW and Speedy — fast and reliable home or locker delivery. For other EU countries we use international courier services.

How quickly will I receive my order?

For orders within Bulgaria, we typically deliver within 1–3 business days. For other EU countries — usually 3–7 business days depending on location.

Can I return a product if I'm not satisfied?

Yes. If something doesn't meet your expectations — contact us. We have a clear and fair return policy. Your satisfaction matters to us and we will find a solution.

Do you offer advice on product selection?

Absolutely. Our team keeps aquariums and knows the products personally. Write to us — we'll help you choose the right solution for your tank, budget and experience level.

Are your products tested and approved?

Yes. Every product in our store has gone through our personal selection and testing process . We only work with trusted brands and don't list products we don't believe in.

What payment methods do you accept?

We accept all major payment methods — credit and debit cards, PayPal, and cash on delivery for Bulgaria. All payments are secure and encrypted.

How can I track my order?

After your order ships, you'll receive an email with a tracking link. You can follow the status in real time directly through the courier's website.