Overview of Liquid Fertiliser Applications

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

Varieties of Liquid Fertilisers

Natural liquid feeds are produced from sources like decomposed plant material and animal manure.
They offer key elements and microorganisms that enhance soil structure and water-holding capacity, making them ideal for environmentally aware gardeners.

Synthetic fertilisers, by contrast, offer concentrated nutrients and can lead to accelerated growth.
They are useful when quick results are needed, but should be applied with care to avoid over-fertilisation.

Advantages of Using Liquid Fertilisers

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

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

They are also appropriate for mature plants or areas with restricted nutrient uptake, where soil disruption is undesirable.

Best Practices for Applying Liquid Fertiliser

The optimal 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.

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


• Base application: Targeted 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 specified dilution rates.
Excessive use can lead to plant burn, nutrient runoff, and stress to plants.

Things to Keep in Mind When Choosing a Liquid Fertiliser

The balance of N-P-K (Nitrogen, website Phosphorus, Potassium) are crucial 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 benefit from neutral or alkaline formulations.

If you’re focused on sustainability, an organic product is often the most appropriate 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 uniform 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. 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.

Wrapping Up

Liquid fertilisers are a reliable option for those liquid fertiliser applications seeking healthy, vibrant plants without complicating their care routine.
Whether you're maintaining a garden, more info lawn or indoor space, liquid feeding provides consistent results when used correctly.

To learn more about choosing the right products for your needs, explore the ALS Contracts website.