Introduction to 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 article covers the types of liquid fertilisers, how they are applied, and why they are beneficial for maintaining thriving plants and lawns.

Varieties of Liquid Fertilisers

Organic liquid fertilisers are produced from sources like decomposed plant material and manure-based materials.
They offer vital nutrients and microorganisms that support soil condition and water-holding capacity, making them ideal for eco-conscious gardeners.

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

Benefits 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.

Unlike granular alternatives, liquid fertilisers enable for more precise application, ensuring that nutrients are spread consistently, minimising waste and feeding specific plant areas.

They are also suited to mature plants or soils suffering from poor nutrient availability, where soil disruption is undesirable.

Guidelines for Applying Liquid Fertiliser

The most effective time to apply liquid fertiliser is during the plant’s growth period, typically in spring or early summer.
Refrain from applying during hot spells or dormancy, as it can damage the plants.

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


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


• Soil drenching: Encourages deep root development and soil penetration.

Be sure to follow the manufacturer’s recommended dilution rates.
Over-application can lead to root damage, pollution, and stress to plants.

Things to Keep in Mind When Choosing a Liquid Fertiliser

The website 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 essential 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 require neutral or alkaline formulations.

If you’re interested in sustainability, an organic product is often the best option, especially for long-term soil health.

Frequently Asked Questions

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 dense green coverage.

When is the best time of day to apply it?

Early morning or late afternoon to prevent evaporation and reduce scorching.

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 healthy, vibrant plants without overcomplicating their care routine.
Whether you're maintaining a garden, lawn or indoor space, liquid feeding provides consistent results when used correctly.

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