Overview of Liquid Fertiliser Applications

Liquid fertilisers have become a popular choice in gardening and grounds care, thanks to their straightforward application and fast nutrient absorption.
This article covers the varieties of liquid fertilisers, their usage, and why they are 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 beneficial bacteria that support soil condition and moisture retention, making them well-suited for eco-conscious gardeners.

Chemical-based liquid feeds, on the other hand, 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 key advantage is the efficiency at which nutrients are absorbed by plants.
Since the elements are already in liquid form, plants can utilise them quickly, leading to faster visible growth.

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

They are also suited to mature plants or areas with poor nutrient availability, 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 click here spring or early summer.
Avoid applying during hot spells or dormancy, as it can damage 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.


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

Be sure to follow the manufacturer’s specified dilution rates.
Excessive use can lead to plant burn, pollution, and stress 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 beneficial for blooms and fruiting.

Soil pH and type should also influence your selection.
Sandy soils may need more frequent feeding due to leaching, while acidic soils may benefit from neutral or alkaline formulations.

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