Best Bio Rasendãnger 2026

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Last Updated - 03.02.2026

Best Choice

01

Hack

Organic Lawn Fertiliser Long-Term Effect for 400 m² Organic Fertiliser 20 kg for Spring and Summer

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The potash emphasised formulation strengthens the sod and ensures a radiant green lawn and healthy and powerful growth.
Thanks to its high organic substance, it stimulates soil life and thus increases the nutrient absorption capacity of the roots.
Hack Organic lawn fertiliser is safe for humans and animals, the lawn can be entered directly after application.
Hack Organic lawn fertiliser is made from 100% natural raw materials.
Hack Organic lawn fertiliser is a purely organic NPK fertiliser with natural long-term effect.

39,99 €
Value for Money

02

RODOPI

100% Vegetable Organic Lawn Fertiliser Autumn 20 kg – Potassium Rich – Low Dust Granules – Makes Lawn Winterproof, Moss-free & Healthy – Ideal for Spreading Trucks, Autumn Fertiliser for Dense, Strong

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Winter-proof thanks to potassium: the high potassium content strengthens the frost hardness of your lawn and prepares it optimally for the winter, for a vital start to spring.
Sustainable and environmentally friendly: made from pure vegetable raw materials, harmless to humans and animals, and suitable for organic farming. Promotes environmentally friendly lawn care.
PRECISE APPLICATION The dust-free granules allow accurate and even nutrient distribution, ideal for spreader and manual dispensing.
Lawn revitalisation with micro-organisms: Mycorrhizza fungi promote soil rooting, improve nutrient absorption and effectively prevent lawn felt.
Balanced nutrient supply: the organic NPK value of 7-3-10 strengthens your lawn so that it can withstand the cold season and quickly turn green again in spring.

39,95 €
03

Hack

Hack Organic Lawn Fertiliser 8 kg

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Organic lawn fertiliser with long-term effect made from 100% natural ingredients.
Finely granulated and dust-free.
Can be used in organic farming.
Application: from March to September

19,23 €
04

Compo

COMPO Organic Lawn Fertiliser - 10.05 kg for 250 m² - with Long-Lasting Effect - Animal-friendly

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Rich green growth: fine, well-dissolving granules are distributed deep into the sod, even distribution of the organic lawn fertiliser provides lawn grasses with sufficient nutrients
Plant safe and environmentally friendly: animal-friendly and plant-friendly lawn fertiliser, ideal for summer fertilisation, natural fertiliser with good starting and long-term effect
For a deep green, durable lawn: organic lawn fertiliser from Compo made from natural ingredients, provides the lawn with the most important nutrients for several weeks
Easy to apply: apply lawn fertiliser by hand or spreader, dust-free distribution, strengthens the lawn against diseases, natural fertiliser for existing lawns, new plants and rolled lawns
COMPO Organic lawn fertiliser, 10.05 kg is sufficient for 250 m², organic lawn fertiliser from Compo is suitable for organic farming, promotes a natural green and healthy lawn

34,99 €
05

Neudorff

Neudorff 00201 Azet lawn fertilizer, 10 kg

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

With natural immediate and long-term effects
For dense, green lawns without moss and weeds
Animals can go back to the lawn IMMEDIATELY after fertilization

29,69 €
06

Compo

Compo Organic Autumn Lawn Fertiliser, Fertiliser with 3 Months Long-Lasting Effect, Granulate Form, 10.05 kg, 200 m²

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Strengthening the cell structure for wintering and resistance to diseases thanks to high potassium content, ideal start in spring thanks to long-term fertiliser (nitrogen)
High-quality organic special lawn fertiliser with very good immediate and even long-term effect of up to 3 months, deep green lawn colour thanks to extra magnesium and iron
Easy to use: Even application of the fertiliser by hand or the spreader on the dry lawn without overlapping the tracks (1-2 days after mowing), then extensive irrigation.
Contents: 1 x Compo organic autumn lawn fertiliser with 3 months long-term effect, granulate shape, 10.05 kg, 200 m². Item number: 28589.
100% natural ingredients, fertiliser suitable for organic farming, quick dissolving of the grains thanks to homogeneous granules, use only on lawns.

31,99 €
07

Substral

Substral Naturen Organic Lawn Fertiliser - Organic Fertiliser with Natural Long-Lasting Effect for Sports, Playing and Ornamental Lawn - 2.8 kg for 80 m²

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Organic lawn fertiliser with 100 % natural ingredients for a beautiful green lawn. Can be used from spring to autumn.
Made from natural raw materials, no risk of burning the lawn, promotes a healthy soil life - suitable for organic farming.
Lawn can be walked on immediately after application. Pets and children do not need to be kept away from the lawn.
For a strong and dense lawn instead of weeds and moss - up to 3 months gentle fertiliser effect, suitable for all types of lawns.
Dust-free mini granules for optimal application by hand and suitable for commercially available spreaders. Ideal for use with mulching lawnmowers and lawn robots.

14,99 €
08

Veddelholzer

Organic Lawn Fertiliser With 3 Months’ Long-Lasting Effect High Nitrogen Content, 100% Vegan Ingredients, Ideal For Spring, Summer, Low-Dust Granules, Harmless For Pets

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

SUSTAINABLE MANUFACTURING FOR HEALTHY LAWN Our Veddelholzer organic autumn lawn fertiliser has an NPK ratio of 7+3+12. The use of only renewable raw materials ensures a natural fertilising experience and a permanently vibrant garden with organic substances.
Use carefree: children and pets can enter the fertilised lawn without worry. We recommend mowing the lawn for the first time after dissolving the fertiliser.
Promotes active soil life: organic autumn grass fertiliser as a sustainable soil activator with high percentage of potassium to strengthen plant health. The valuable organic substances strengthen soil life from the inside out.
Increased frost resistance: organic lawn fertiliser ideal for autumn and winter. The high potassium content protects you from unnecessary problems in winter, strengthens the garden sustainably and keeps it healthy.
Fertilise in autumn for worry-free wintering: organic autumn grass fertiliser is ideally applied from August to October. 10.5 kg for approximately 350 m² of lawn. Sprinkle the organic fertiliser on the dry lawn 1 to 2 days after mowing. Apply about 50 to 80 grams per square metre. Setting for spreader on packaging & pictures.

34,95 €
09

NATUREFLOW

Organic Lawn Fertiliser Summer Test Winner Made in Germany - 2.5 kg for 100 m² - Organic Lawn Fertiliser Organic for Healthy Soil & Rich Green Lawn - Fertiliser Lawn, Summer Fertiliser Lawn by

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Test winner and made in Germany - proven quality. Developed by the lawn professionals behind the best-selling lawn seeds from Natureflow Garden. Highest quality standards and sustainable formula for a dense, lush green lawn.
Safe for children and pets - 100% natural. Our fertiliser lawn is free from synthetic chemicals and harmless to children and animals. At the same time, it improves the soil structure and water retention through humus build-up.
Rich green and healthy soil - without chemicals. Our organic summer fertiliser relies on 100% plant ingredients, promotes soil life and strengthens the roots sustainably. Unlike chemical fertilisers, the lawn is not only supplied in the short term, but strengthened in the long term.
More nutrients, less stress for the lawn! The summer fertiliser ensures deep root growth and a permanent green colour, without risky salt pollution as with chemical fertilisers. This keeps your lawn resistant to dryness and diseases.
Gentle and effective - protects soil and the environment. Our organic lawn fertiliser organic releases nutrients slowly and as needed, avoids over-fertilisation and protects groundwater from nitrate pollution. Perfect for environmentally conscious gardening!

15,95 €
10

Agrarshop

Agrarshop - Online Organic Lawn Fertiliser 25 kg Lawn Fertiliser Natural Fertiliser

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8.1

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The natural soil balance is stabilised
Provides a dense, green lawn
Promotes soil life reduces lawn felt
Activates tired and leached floors
25 kg for approx. 400 m²

39,95 €