Introduction to Liquid Fertiliser Applications

Liquid fertilisers are widely used in horticulture and grounds maintenance, due to their straightforward application and rapid nutrient absorption.
This resource covers the varieties of liquid fertilisers, their usage, and why they are beneficial for maintaining thriving plants and lawns.

Varieties of Liquid Fertilisers

Organic liquid fertilisers come from sources like compost and manure-based materials.
They contain key elements and microorganisms that support soil condition and moisture retention, making them well-suited for environmentally aware gardeners.

Synthetic fertilisers, by contrast, deliver 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.

Benefits of Using Liquid Fertilisers

One significant benefit 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.

Compared to 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 appropriate for 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 read more phase, typically in the early growing season.
Avoid applying during hot spells or dormancy, as it can stress the plants.

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


• Root feeding: Direct 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 specified dilution rates.
Over-application can lead to plant burn, pollution, and harm to plants.

Things to Keep in Mind When Choosing a Liquid Fertiliser

Nutrient ratios are important 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 regular feeding due to leaching, while low pH conditions may benefit from neutral or alkaline formulations.

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

Common Queries

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 offer a practical solution for those seeking healthy, vibrant plants without complicating 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 choosing the right products for your needs, visit ALS Contracts.