
Growth Fertilisers
To achieve the best growth of your plants we recommend trying one of the cannabis fertilisers you'll find in our catalogue and apply it at the right time. In this section you can find all available growth fertilisers.
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When plants complete their germination process, they enter the vegetative growth phase, a crucial period where roots, stems and leaves develop that will support the plant's structure during flowering. To ensure optimal development, it is essential to use a growth fertiliser that provides the essential nutrients to strengthen the crop.
What are growth fertilisers?
Growth fertilisers are fertilisers specifically designed for the vegetative phase of plants. Their function is to provide the key nutrients a plant needs to develop a strong root system, robust stems and healthy leaves before flowering.
These fertilisers are typically composed of the NPK trio (Nitrogen, Phosphorus and Potassium), along with other essential micronutrients:
- Nitrogen (N): Essential for leaf and stem development, it aids photosynthesis and chlorophyll production.
- Phosphorus (P): Stimulates strong root growth and enhances plant resistance.
- Potassium (K): Strengthens plant metabolism and improves its ability to absorb water and nutrients.
There are different types of growth fertilisers that can be classified by their format, liquid or powder as well as by their composition, organic and mineral, each with its advantages depending on the type of crop.
Why should you use a growth fertiliser on your plants?
During the vegetative phase, the plant develops rapidly and requires a balanced supply of nutrients. A suitable growth fertiliser for cannabis will allow you to:
- Ensure strong and healthy growth
- Avoid nutritional deficiencies that slow development
- Prevent problems such as yellowing leaves or weak growth
- Prepare the plant for abundant flowering
It is important to adjust the dose according to the needs of each variety and make progressive changes by increasing or decreasing the proportion gradually to avoid over-fertilisation problems.
How to choose a growth fertiliser for your plants?
When selecting a growth fertiliser, you should consider several factors to ensure it suits your crop type and specific needs.
Key factors
- Type of crop:
- In soil or substrate mixes, organic fertilisers improve soil microbiota and provide quality nutrition.
- In hydroponic or coco cultivation, mineral fertilisers allow faster absorption.
- Fertiliser format:
- Liquid: Fast absorbing, ideal for indoor crops and automatic irrigation systems.
- Powder: Slower release, ideal for outdoor crops or soil.
- Composition:
- Organic: If you're looking for natural growth, opt for an organic fertiliser with plant extracts and beneficial microorganisms.
- Mineral: For greater speed and precision, mineral fertilisers offer immediate results.
- Genetics: Some varieties require more nitrogen than others, so it's important to know the specific needs of your crop.
- Manufacturer: Some growers are guided by brand or manufacturer when choosing due to trust or experience over time.
Find the best growth fertiliser at Growlobby
At Growlobby we offer you a wide selection of growth fertilisers adapted to every type of crop. We also have complementary products such as root stimulator and bud booster, which will help you maximise your plant yields at every stage.




