Introduction to Liquid Fertiliser Applications

Liquid fertilisers have become a popular choice in horticulture and grounds maintenance, thanks to their straightforward application and rapid nutrient absorption.
This resource examines the types of liquid fertilisers, how they are applied, and why they are beneficial for maintaining healthy plants and lawns.

Types of Liquid Fertilisers

Natural liquid feeds come from sources like decomposed plant material and animal manure.
They contain vital nutrients and beneficial bacteria that enhance soil condition and moisture retention, making them ideal for eco-conscious gardeners.

Synthetic fertilisers, on the other hand, 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.

Advantages of Using Liquid Fertilisers

One key advantage is the speed at which nutrients are absorbed by plants.
Since the nutrients are already in liquid form, plants can access them without delay, leading to faster visible growth.

Unlike granular alternatives, liquid fertilisers allow for more precise application, ensuring that nutrients are distributed evenly, minimising waste and targeting specific plant areas.

They are also appropriate for mature plants or soils suffering from poor nutrient availability, where disturbing the soil is undesirable.

Best Practices for Applying Liquid Fertiliser

The optimal time to apply liquid fertiliser is during the plant’s active phase, typically in the early growing season.
Refrain from applying during hot spells or dormancy, as it can stress the plants.

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


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


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

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

Things to Keep in Mind 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 essential for blooms liquid fertiliser applications and fruiting.

Soil pH and type should also guide your selection.
Sandy soils may need more frequent 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 most here appropriate option, especially for eco-friendly 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 uniform 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. Dilute the solution 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 delivers consistent results when used correctly.

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