Overview of Liquid Fertiliser Applications

Liquid fertilisers have become a popular choice in horticulture and grounds maintenance, due to their simple application and rapid nutrient absorption.
This resource 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 compost and animal manure.
They offer vital nutrients and beneficial bacteria that enhance soil structure and water-holding capacity, making them ideal for eco-conscious gardeners.

Chemical-based liquid feeds, on the other hand, deliver concentrated nutrients and often encourage faster growth.
They are useful when immediate results are needed, but must be used with care to avoid over-fertilisation.

Advantages of Using Liquid Fertilisers

One key advantage is the efficiency at which nutrients are taken in by plants.
Since the nutrients are already in liquid form, plants can access them without delay, leading to faster visible growth.

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

They are also appropriate for mature plants or areas with restricted nutrient uptake, where soil disruption is undesirable.

Guidelines for Applying Liquid Fertiliser

The optimal 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.

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


• Base application: Direct application to the root zone for effective nutrient uptake.


• Soil drenching: 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

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 more info beneficial for blooms and fruiting.

Soil pH and type should also guide your selection.
Sandy soils may need more regular feeding due to nutrient loss, while low pH conditions may require neutral or alkaline formulations.

If you’re focused on sustainability, an organic product is often the best 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 dense 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. Dilute the solution 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 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.