Overview of Liquid Fertiliser Applications

Liquid fertilisers have become a popular choice in horticulture and grounds care, thanks to their simple application and rapid nutrient absorption.
This resource covers the varieties of liquid fertilisers, their usage, and why they are beneficial for maintaining thriving plants and lawns.

Types of Liquid Fertilisers

Natural liquid feeds are produced from sources like decomposed plant material and manure-based materials.
They contain key elements and microorganisms that enhance soil condition and moisture retention, making them well-suited for eco-conscious gardeners.

Synthetic fertilisers, by contrast, deliver concentrated nutrients and often encourage accelerated growth.
They are useful when immediate results are needed, but should be applied with care to avoid over-fertilisation.

Advantages of Using Liquid Fertilisers

One significant advantage is the speed at which nutrients are taken in by plants.
Since the nutrients are already in liquid form, plants can access them without delay, resulting in faster visible growth.

Compared to granular alternatives, liquid fertilisers enable for more even application, ensuring that nutrients are distributed evenly, minimising waste and feeding specific plant areas.

They are also suited to mature plants or areas with poor nutrient availability, where disturbing the soil is undesirable.

Best Practices for Applying Liquid Fertiliser

The most effective time to apply liquid fertiliser is during the plant’s active phase, typically in spring or early summer.
Avoid applying during extreme heat or dormancy, as it can damage the plants.

• Foliar application: Ideal for fast absorption via leaves and for treating specific deficiencies.


• Root feeding: Targeted application to the root zone for effective nutrient uptake.


• Deep watering: Encourages deep root development and soil penetration.

Always adhere to the manufacturer’s recommended dilution rates.
Over-application can lead to root damage, nutrient runoff, and harm to plants.

Factors to Consider When Choosing a Liquid Fertiliser

The balance of N-P-K (Nitrogen, Phosphorus, Potassium) are important for matching fertiliser to plant needs.
For instance, high nitrogen supports leafy growth, while phosphorus is beneficial for blooms and fruiting.

Soil pH and type should also guide your selection.
Sandy soils may need more regular feeding due to nutrient loss, while acidic soils may benefit from neutral or alkaline formulations.

If you’re focused on sustainability, an organic product is often click here the best option, especially for eco-friendly soil health.

Common Queries

How often should liquid fertiliser be applied?

Usually every 2–4 weeks, depending on plant type and growth stage. Check the plant's specific needs.

Is it suitable for lawns?

Yes, it promotes even growth and healthy green coverage.

When is the best time of day to apply it?

Early morning or late afternoon to prevent evaporation and reduce plant stress.

Can it be used on houseplants?

Absolutely. Use a diluted mix to avoid overfeeding indoor plants.

Is it safe for pets?

Generally safe once dry. Keep pets away until treated areas have dried fully.

Final Thoughts

Liquid fertilisers are a reliable option for those seeking vigorous, well-fed plants without overcomplicating their care routine.
Whether you're maintaining a garden, lawn or indoor space, liquid feeding delivers consistent results when used correctly.

To find out further about choosing the right products for your needs, explore the ALS Contracts website.