Miracle-Gro® Sulphate of Ammonia

Miracle-Gro® Sulphate of Ammonia

Miracle-Gro Sulphate of Ammonia Growth Booster is a quick acting plant food that can be used all around the garden to promote strong, healthy green leaves. Provides a quick source of nitrogen, encourages strong, leafy growth. Especially good for leafy green vegetables, shrubs and trees.

When to use

How to use

During soil preparation/planting time: sprinkle evenly over the soil and mix in well. During dry weather, water well after sowing seeds and planting out.

Planting small plants and bare rooted plants: sprinkle around plants after planting and slightly work into the soil.

During the growing season: sprinkle evenly over the soil around established plants. Gently work it into the soil surface with a hand fork or hoe without disturbing the plant roots and water in thoroughly.

Planting bigger plants/shrubs/trees: mix with soil taken from planting hole and compost and use as a planting mixture.

Use Miralce-Gro Sulphate of Ammonia Growth Booster whenever you're preparing new beds, when planting out new and young plants and around established plants during the growing season, or whenever you want to stimulate leafy growth.

Remember plants also require other nutrients like phosphorous and potassium. Use this product in combination with manure or a complete fertiliser like Miracle-Gro® Growmore.

Where to use

All around the garden, apply directly onto soil.


42-75 square metres.

Fertiliser analysis

NPK 21-0-0.


Always wear gloves when gardening. Only use when there is a recognised need to feed plants. Keep away from plant leaves and stems. Do not exceed the appropriate application rate. Increasing the dosage may result in damage to your plants.

Always read the label and product information before use.

Health and Safety

Always read the pack label and product instructions carefully before use. For further information relating to product safety please review the product data safety sheet link below.

Related articles

Store locator