
Flower Bulb Fertiliser 1.5kg (twin pack)
- Promotes vibrant, healthy bulbs and onions
- Slow-release fertiliser for consistent growth
- High-quality nutrients for resilient plants


Onion and Bulb Fertiliser 1.5kg (twin pack)
Save £6.00 when you buy this collection
Bring vitality to your bulbs and onions with this slow-release, concentrated fertiliser. Enriched with magnesium, sulphur, and trace elements including boron, iron, manganese, and zinc, it helps develop strong stems and healthy bulbs. N:P:K formulation of 12:11:18 ensures excellent growth and resilience.
Suitable for onions, shallots, garlic, and autumn or spring-planted flowering bulbs such as alliums, tulips, narcissi, lilies, and gladioli. Comes in a resealable, granulated bag for convenient and safe use.
Recommended Application Rate: Apply 60g per square metre before planting, mixing into the root zone. Can be used as a top dressing later in the season. Shake well before use.
Pack Coverage: 25m²
Precautions: Do not exceed recommended application rates.
Storage: Store in a cool, dry place, away from children, pets, and food. Wash hands after handling.
Analysis
Compound Fertiliser N:P:K 12:11:18
Total Nitrogen (N) 12%
Total Phosphorus Pentoxide (P?O?) 11%
Total Potassium Oxide (K?O) 18%
Sulphur (SO?) 20%
Magnesium Oxide (MgO) 2.7%
Boron (B) 0.015%
Zinc (Zn) 0.020%
Manganese (Mn) 0.02%
Iron (Fe) 0.20%
Standard Postage & Packaging
Postage and packaging (P&P) is applied on a per order basis and is automatically calculated based on the type of product you are ordering.
£2.95 P&P for seed orders
£5.45 P&P for plant and hardware orders
£7.95 P&P for mixed orders
Returns
Should you have any problems with your product, please contact our Customer Services Team advising the nature of your concern before returning the product.