Overview of Liquid Fertiliser Applications

Liquid fertilisers are widely used in gardening and grounds care, thanks to their simple application and rapid nutrient absorption.
This resource examines the types of liquid fertilisers, how they are applied, and reasons why they’re useful for maintaining healthy plants and lawns.

Varieties of Liquid Fertilisers

Organic liquid fertilisers come from sources like decomposed plant material and animal manure.
They offer vital nutrients and microorganisms that enhance soil structure and water-holding capacity, making them well-suited for eco-conscious gardeners.

Chemical-based liquid feeds, by contrast, deliver concentrated nutrients and often encourage accelerated growth.
They are useful when quick results are needed, but should be applied with care to avoid over-fertilisation.

Benefits of Using Liquid Fertilisers

One significant advantage is the speed at which nutrients are taken in by plants.
Since the elements are already in liquid form, plants can access them quickly, leading to 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 soils suffering from restricted nutrient uptake, where disturbing the soil 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.
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.


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

Always adhere to the manufacturer’s recommended dilution rates. liquid fertiliser applications
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 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 influence your selection.
Sandy soils may need more frequent feeding due to nutrient loss, while low pH conditions may require neutral or alkaline formulations.

If you’re interested in sustainability, an organic product is often the most appropriate option, especially for eco-friendly soil health.

Frequently Asked Questions

How often should liquid fertiliser be applied?

Typically 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. 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.

Wrapping Up

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.