Videos: fertilisers & growing media
Two GREEN24 films about fertilisers and growing media. Choose a topic and start when ready. Videos in German.
Watch videosPlant knowledge
Guides to plants, care & gardening
Sowing, growing methods, plant care and tools: find practical guidance for your next plant project.
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Practical guides
Growing from seed: a good start for young plants
A small sowing project lets you watch plants develop. Match timing, light, moisture and the next pot to the seedlings you want to grow.
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Autumn and winter: caring for plants through the cold season
The right winter care starts with the plant. Assess frost tolerance, light and moisture, then prepare garden plants and containers for their particular needs.
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Hydroculture: houseplants in mineral growing media
A water-level indicator, inner pot and clay medium work differently from an ordinary pot of compost. Understand the system before topping it up.
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Understanding hydroponics: DWC, NFT and other systems
Growing without soil means more than standing plants in water. Roots need nutrients and oxygen. Your chosen system determines how they receive them.
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Miniature gardens: small landscapes with well-matched plants
A dish, glass container or small planter can become a planted landscape. Start with shared growing conditions rather than a random collection of plants.
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Hedge trimming: match the tool, shape and plant
A dense hedge starts with an appropriate cut. Let leaf size, shoot thickness and the intended shape guide your choice of tools and technique.
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Secateurs: choose well and make clean cuts
Good secateurs fit your hand and the job. The right cutting mechanism and a little maintenance make everyday pruning more manageable.
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Plant protection: identify the problem, then act
Spots, wilting shoots and yellow leaves are observations, not yet a diagnosis. A clear sequence helps you investigate causes and choose suitable action.
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Plant nutrition: understand demand and feed appropriately
Plants need nutrients, but feeding cannot be separated from light, water and roots. Learn to read product information and make a considered feeding decision.
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Pruning plants: a clear purpose and the right timing
Good pruning starts by looking at the whole plant. Learn the key decisions, then use the plant profile for species-specific timing and technique.
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USDA hardiness zones for Germany & Europe
How cold does it get where you live? Explore weather stations in Germany and Europe, compare USDA half-zones and plan winter care for your plants.
Read the guideLiebig’s law of the minimum
When a plant barely grows, more fertiliser is rarely the best first response. The law of the minimum focuses attention on what is lacking relative to demand.
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