Overview of Liquid Fertiliser Applications

Liquid fertilisers are widely used in gardening 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 offer vital nutrients and beneficial bacteria that support soil structure and water-holding capacity, making them ideal for environmentally aware gardeners.

Synthetic fertilisers, on the other hand, offer concentrated nutrients and can lead to faster growth.
They are effective when quick results are needed, but must be used with care to prevent over-fertilisation.

Advantages of Using Liquid Fertilisers

One key benefit is the efficiency at which nutrients are absorbed by plants.
Since the nutrients are already in liquid form, plants can utilise them quickly, resulting in faster visible growth.

Unlike granular alternatives, liquid fertilisers enable for more precise application, ensuring that nutrients are distributed evenly, reducing excess and targeting 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 spring or early summer.
Avoid applying during extreme heat or dormancy, as it can damage the plants.

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


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


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

Always adhere to the manufacturer’s specified dilution here rates.
Over-application can lead to root damage, pollution, and harm 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 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?

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 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.

Final Thoughts

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.