Introduction to Liquid Fertiliser Applications

Liquid nutrients are widely used in horticulture and grounds care, due to their straightforward application and rapid nutrient absorption.
This article 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 compost and manure-based materials.
They contain vital nutrients and beneficial bacteria that support soil condition and moisture retention, making them ideal 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.

Advantages of Using Liquid Fertilisers

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

Compared to granular alternatives, liquid fertilisers enable for more even application, ensuring that nutrients are distributed evenly, reducing excess and feeding specific plant areas.

They are also suited to 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 the early growing season.
Refrain from 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.


• Soil drenching: Promotes deep root development and soil penetration.

Be sure to follow click here the manufacturer’s recommended dilution rates.
Excessive use can lead to root damage, nutrient runoff, and stress 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. more info
Sandy soils may need more regular feeding due to nutrient loss, while low pH conditions may benefit from neutral or alkaline formulations.

If you’re focused on sustainability, an organic product is often the best option, especially for long-term 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 even growth and dense 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.

Final Thoughts

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 delivers consistent results when used correctly.

To find out further about choosing the right products for your needs, explore the ALS Contracts website.