fertilizer

91 products

  • A rectangular box of Neudorff Shop Azet Lawn Fertilizer (2.5-5 kg) shows a photo of a smiling child lying on dense grass. The packaging highlights the organic ingredients and the coverage of up to 50 square meters.
    Vendor:
    Neudorff Shop

    Azet Lawn Fertilizer 2.5 kg to 5 kg

    Regular price From CHF 15.51
    Sale price From CHF 15.51 Regular price
  • Box Neudorff Shop Azet Conifer Fertilizer, 2.5 kg. Organic fertilizer strengthens evergreen needles, promotes dense privacy screens and covers up to 50 m². The packaging shows green conifer branches.
    Vendor:
    Neudorff Shop

    Azet conifer fertilizer

    Regular price From CHF 12.74
    Sale price From CHF 12.74 Regular price
  • A 750g bag of Neudorff Shop Azet Lavender Fertilizer, with lavender and blue-purple flowers on the packaging. This organic fertilizer nourishes up to 60 plants and promotes robust, drought-tolerant shrub growth.
    Vendor:
    Neudorff Shop

    Azet lavender fertilizer

    Regular price CHF 8.86
    Sale price CHF 8.86 Regular price
  • Azet Orchid Fertilizer liquid from Neudorff Shop in a green bottle with a yellow cap - ideal for fertilizing orchids and for magnificent blooms.
    Vendor:
    Neudorff Shop

    Azet orchid fertilizer liquid

    Regular price CHF 9.97
    Sale price CHF 9.97 Regular price
  • A green plastic bottle of Neudorff Shop Azet Raised Bed Fertilizer liquid with a yellow cap, labeled with 100% organic, nutrient-rich, ideal for raised bed plants and with vegetables on the front.
    Vendor:
    Neudorff Shop

    Azet raised bed fertilizer liquid

    Regular price CHF 11.08
    Sale price CHF 11.08 Regular price
  • A 1.75-kg bag of Neudorff Shop Azet HortensienDünger, a natural fertilizer for garden hydrangeas, with packaging featuring pink and white blooms and German text.
    Vendor:
    Neudorff Shop

    Azet hydrangea fertilizer

    Regular price From CHF 9.19
    Sale price From CHF 9.19 Regular price
  • A box of Neudorff's UrgesteinsMehl from the Neudorff Shop stands upright and displays pictures of hydrangeas, apples, and grass. The 2.5 kg package is sufficient for 25 m² and is intended to improve soil fertility.
    Vendor:
    Neudorff Shop

    Neudorff's UrgesteinsFlour

    Regular price From CHF 9.41
    Sale price From CHF 9.41 Regular price
  • Azet lawn lime
    Vendor:
    Neudorff Shop

    Azet lawn lime

    Regular price From CHF 9.97
    Sale price From CHF 9.97 Regular price
  • A 2.5 kg package of Azet Vegan Horn Shavings from Neudorff Shop shows vegetables and pellets on the packaging and emphasizes as a vegan, organic fertilizer rich harvests and healthy growth for garden plants.
    Vendor:
    Neudorff Shop

    Azet Vegan Horn Shavings

    Regular price CHF 15.51
    Sale price CHF 15.51 Regular price
  • The 2 kg Terra Preta Soil Improver from Neudorff Shop covers 20 m² and is ideal for improving lawn, fruit, and vegetable soils. The German packaging shows seedlings, soil, BIO certification, and a low-dust symbol.
    Vendor:
    Neudorff Shop

    Neudorff Terra Preta soil improver

    Regular price From CHF 11.08
    Sale price From CHF 11.08 Regular price
  • A green plastic bottle of Neudorff Shop Azet Cactus & Succulent Fertilizer liquid shows cactus images, German product information, and a red banner with "For 50 liters of watering water" on the label.
    Vendor:
    Neudorff Shop

    Azet cactus & succulent fertilizer liquid

    Regular price CHF 7.20
    Sale price CHF 7.20 Regular price
  • The Neudorff Shop Azet fertilizer sticks for tomatoes & strawberries is a 100% organic and natural product with 40 sticks in a rectangular box decorated with tomato and strawberry motifs.
    Vendor:
    Neudorff Shop

    Azet fertilizer sticks for tomatoes and strawberries

    Regular price CHF 6.97
    Sale price CHF 6.97 Regular price
  • The Azet Garden Fertilizer from Neudorff Shop, an organic complete fertilizer with vegetable motifs, is a 1 kg heavy, rectangular box that highlights natural, organic ingredients and long-lasting effects - ideal for fertilizing plants.
    Vendor:
    Neudorff Shop

    Azet garden fertilizer

    Regular price From CHF 9.19
    Sale price From CHF 9.19 Regular price
  • A box of Neudorff Shop Azet Perennial Fertilizer, an organic fertilizer for gardens and perennials, with colorful flowers and German product information on the front.
    Vendor:
    Neudorff Shop

    Acet perennial fertilizer

    Regular price From CHF 9.19
    Sale price From CHF 9.19 Regular price
  • A green plastic bottle from Neudorff Shop Azet Green Plant Fertilizer liquid with a yellow cap, labeled as 100% organic vegan fertilizer for green plants, provides essential nutrients and has a recycling symbol with German text.
    Vendor:
    Neudorff Shop

    Azet green plant fertilizer liquid

    Regular price From CHF 7.20
    Sale price From CHF 7.20 Regular price

Fertilizer - for healthy growth and strong plants

A nutrient-rich soil is the foundation for vigorous growth, vibrant blooms, and a bountiful harvest. Fertilizer provides plants with exactly the nutrients they need for healthy development - from seedlings to full maturity. Whether in the garden, on the balcony, or in professional cultivation: The right fertilizer ensures optimal conditions and sustainably strengthens plants from within.

High-quality fertilizers not only improve nutrient supply but also soil structure. They promote root formation, increase resistance to diseases, and help maintain a balanced soil life in the long term.

 

This is what distinguishes high-quality fertilizer

A good fertilizer convinces with a balanced composition and easy application. Depending on the type of plant and season, plants require different nutrients - nitrogen, phosphorus, potassium, and trace elements are the most important building blocks.

In addition to classic mineral variants, organic and biological fertilizers are gaining importance. They act gently, promote soil life, and contribute to sustainable gardening.


Advantages of modern fertilizers at a glance:
  • Promote vigorous plant growth and root formation
  • Strengthen resistance to pests and diseases
  • Improve soil structure and nutrient absorption
  • Environmentally friendly and effective in the long term
  • Suitable for gardens, houseplants, and professional cultures

An example of natural plant nutrition is the liquid Neudorff Azet Universal Fertilizer, which contains all important nutrients and is suitable for almost all plants. The Neudorff Azet Citrus & Mediterranean Fertilizer ensures healthy leaves and aromatic fruits in Mediterranean plants with organic components. For sustainable soil revitalization, the Neudorff Sandy Soil Improver is recommended, which loosens the structure and improves water retention - ideal for sandy soils.


Application and practical tips for optimal fertilization

The correct application of fertilizer is crucial for success. Too much can harm plants just as much as too little. Therefore, the recommended dosage and the individual needs of the plants should always be considered.

Tip:

  • Spring: Initial fertilization for vigorous growth and new shoots
  • Summer: Subsequent fertilization to support flowering and fruit formation
  • Autumn: Potassium-rich fertilization strengthens plants for winter
  • Year-round: Liquid fertilizers or organic alternatives for potted and indoor plants

When applying, it is important to distribute fertilizer evenly in the root area and then water well. Liquid fertilizers can be conveniently administered through the irrigation water, while granules and pellets are ideal for beds or lawns.

Organic fertilizers work more slowly but more sustainably, as they enrich the soil with humus and promote natural soil life. This creates a healthy balance that ensures strong and resilient plants in the long term.


Sustainability Meets Effectiveness – Your Partner for High-Quality Fertilizers

Fertilizer is much more than a nutrient source – it is a key to sustainable plant care and healthy garden culture. With the right products, the balance between powerful supply and environmentally conscious action is achieved.

In addition to fertilizers, you will find many other product areas at Altruan that perfectly complement your gardening and care work:

Altruan stands for quality, sustainability, and expertise. With high-quality fertilizers and complementary accessories, you create ideal conditions for strong plants, blooming gardens, and healthy harvests – year after year.

Why is fertilizer important for plants?

Fertilizer provides plants with essential nutrients such as nitrogen, phosphorus and potassium. These promote growth, flowering and fruit formation and prevent deficiency symptoms that can lead to weak or diseased plants.

What types of fertilizer are there?

There are mineral, organic and biological fertilizers. Mineral ones work quickly, organic ones promote long-term soil health. Biological fertilizers combine both advantages and are particularly environmentally friendly.

How often should you fertilize?

This depends on the type of plant and the season. In spring and summer, regular fertilization is usually carried out every two to four weeks. Houseplants can be supplied with liquid fertilizer at longer intervals all year round.

Are organic fertilizers better for the environment?

Yes, organic fertilizers are made from natural raw materials and sustainably promote soil life. They improve humus formation and reduce the risk of over-fertilization - ideal for ecologically conscious gardeners.