Introduction to Liquid Fertiliser Applications

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

Varieties of Liquid Fertilisers

Natural liquid feeds are produced from sources like compost and animal manure.
They contain vital nutrients and microorganisms that support soil structure and moisture retention, making them ideal for eco-conscious gardeners.

Synthetic fertilisers, on the other hand, deliver concentrated nutrients and can lead to faster 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 taken in by plants.
Since the elements are already in liquid form, plants can utilise them quickly, resulting in faster visible growth.

Compared to granular alternatives, liquid fertilisers enable for more even 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 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.
Refrain from applying during extreme heat or dormancy, as it can stress the plants.

• Spraying: Suitable 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.

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

Factors to Consider When Choosing a Liquid Fertiliser

Nutrient ratios are crucial for matching fertiliser to plant needs.
For instance, high nitrogen supports leafy growth, while phosphorus is beneficial for flowering 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 best 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 even growth and healthy green coverage.

When is the best time of day to apply it?

Early morning or late afternoon to avoid 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.

Wrapping Up

Liquid fertilisers offer a practical solution for those seeking vigorous, well-fed 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 learn more about more info choosing the right products for your needs, explore the ALS Contracts website.