🇦🇹 Made in Austria10 months of harvestFree shipping DE & AT14-day right of withdrawal★ 5.00 · Trusted Shops
Zwei Beutel Retentis Wasserspeicher

Retentis® Water Storage Gel

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incl. 23% VAT

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Retentis® – The biological water reservoir for your raised bed

🌿 Natural gardening. Smart water saving.

Retentis® is a biodegradable, lignin-based water reservoir – a sustainable raw material from the pulp industry. With its exceptional ability to store up to 10 liters of water per kilogram of granules, Retentis® reduces watering efforts by up to 40% and ensures healthy, deep-rooted plants – even in hot summers or during longer vacation periods.

💧 Save water – promote growth

  • Saves up to 40% watering water

  • Releases moisture to roots as needed

  • Promotes strong root growth and healthy plant development

  • Effectiveness: 3–5 years in soil

  • Ideal for raised beds, vegetable patches, balcony boxes, lawns, and planting holes

✅ Sustainable & biodegradable

  • 100% biological & approved for organic farming (organic certification)

  • Free from microplastics, petrochemical residues & pollutants

  • Promotes humus formation and long-term improvement of soil structure

  • pH-neutral – can be combined with fertilizer

🔧 Easy application – in 3 steps

1. Mix – Incorporate Retentis® evenly into the soil
2. Plant – Plant or sow as usual
3. Water – Activate with sufficient water – done!

💡 Recommended dosage:

Application Amount Application depth
Raised bed / Potted plants 10–20 g/L substrate mix well
Lawn (new/reseeding) 100 g/m² incorporate approx. 10 cm deep
Perennials & ground cover 200 g/m² mix into top 20 cm
Planting holes (trees, shrubs) 10 kg/m³ mix with excavated soil
Root protection gel 1 kg + 10 L water allow to swell for 10–15 min.

🔬 Sustainable Technology – Made in Austria

  • Made from lignin, a renewable raw material from forestry

  • 100% water-based production, without organic solvents

  • Energy-efficient, pressureless manufacturing process

  • Patented technology with modular scalable production

  • Regionally produced: 100% made in Austria

🌱 Why Retentis®?

✔️ Saves water and time
✔️ Supports sustainable gardening and agriculture
✔️ Durable, efficient, and environmentally friendly
✔️ No stress with watering – even during vacation!

How it works

From order to delivery.

  1. 01

    Secure order

    Your order reaches us after your secure payment — you receive an order confirmation.

  2. 02

    Production

    Your order is processed in the workshop — your product is manufactured.

  3. 03

    Inspection & shipping

    All parts are checked, carefully packed and shipped — we keep you informed.

  4. 04

    Convenient delivery

    Our shipping team contacts you to arrange a delivery date.

Buttazoni family business — a passion for gardening and metalwork

Hochbeet.com

A passion for gardening & metalwork

Discover high-quality raised beds from Buttazoni, a long-standing family business in Carinthia — our passion for gardening is reflected in every product.

Customer projects

What our customers say.

★5.00 / 5 · Trusted Shops171 verified reviews
Customer project: planted raised bedCustomer project: herbs and trellis in the raised bedCustomer project: drip irrigation in a planted raised bedCustomer project: lettuce and vegetables under the protective meshCustomer project: raised bed in the garden

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Accessories

raised bed protection set

raised bed protection set

Protect your raised bed and maximize your yield – The ultimate raised bed protection set Experience carefree gardening enjoyment with our raised bed protection set, which has been specially developed to protect your raised bed from harmful influences while providing you with optimal conditions for healthy plant growth. Comprehensive protection for your raised bed Your garden deserves the best. Our protection set protects your plants from: Hail : Robust and durable, the protective net can withstand even heavy hail. Insects : The integrated insect protection net protects your plants from annoying pests without the use of chemicals. Cats and other animals : Prevent animals from using your raised bed as a playground and damaging your plants. Optimal support for your plants The set includes three cucumber trellises that help your plants grow taller while saving space. These trellises are sturdy and durable, ideal for cucumbers and other climbing plants. The raised bed protection set contains: 3 Cucumber trellises : Provide support and promote the healthy growth of your climbing plants. They also serve as a framework for protective nets or tarpaulins. Insect protection net : Keeps pests away and ensures undisturbed plant growth.

€200.00

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Insect protection net

Insect protection net

Insect protection nets offer additional protection against insects, wind, weather, hail, wild bites, birds, etc. The insect protection net covers the entire raised bed, has rubber sewn all around and thus offers the best possible protection for your plants. They naturally protect plants from insects and snails. .et-db #et-boc .et-l .et_pb_tabs_controls li {border-right: 0px !important} .et-db #et-boc .et-l ul.et_pb_tabs_controls {background-color:#91c848 } .et-db #et-boc .et-l ul.et_pb_tabs_controls::after {border-top:0px}

€59.00

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Hail protection net

Hail protection net

The hail protection net is stretched over the cucumber supports on the raised bed and protects the plants from hail and heavy rain. The hail protection net , like the bird protection net, is used in the warm season when the raised bed cover is no longer used. .et-db #et-boc .et-l .et_pb_tabs_controls li {border-right: 0px !important} .et-db #et-boc .et-l ul.et_pb_tabs_controls {background-color:#91c848 } .et-db #et-boc .et-l ul.et_pb_tabs_controls::after {border-top:0px}

€41.00

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