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500g Bulb Top-Up Fertiliser Bag

Free Standard UK Delivery

  • All season fertiliser perfectly suited to bulbous crops & flowers.
  • High Phosphorus content will aid the nutrient movement and is essential in a plants ability to photosynthesize well.
  • Potassium content helps prevent disease and helps strong growth, whilst nitrogen will encourage chlorophyll creation.
  • Also highly effective as a base fertiliser/top dressing for Trees, Shrubs and Hedges as well as when re-seeding turf.
  • Please note: Colour labels are for marketing purposes only. Product will be supplied with a black and white label with all relevant information detailed.
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Product Description

Bumper Crop Bulb Top Up Fertiliser & Feed | N.P.K – 5-19-10+3Mg

Bumper Crop Bulb Top Up Fertiliser & Feed is an effective slow-release fertiliser for your bulbous plants, crops and flowers. It has the additional use as a base dressing for the re-seeding of your grass in your garden or on your lawn. It’s ideal for Onions, Shallots, Leeks and Garlic as well as a host of flowering plants such as Tulips, Iris, Hyacinths, Daffodils and more. The high Phosphorus content aids the development of the bulb and strengthens stems, whilst Potassium will help prevent disease. The steady supply of Nitrogen will encourage growth and is vital in the formation of chlorophyll, giving your plant lush, green foliage. Bumper Crop Bulb Top Up is also an excellent fertiliser for trees, shrubs and bushes. It will help them establish roots and produce strong foliage, as well as packing the essential nutrients needed for any that produce flowers.

Mineral Analysis:

  • Total Nitrogen (N) 5.0 %
  • Total Phosphorus Pentoxide (P2O5) 19.0 %,  8.1 % Phosphorus (P)
  • Phosphorus Pentoxide soluble in Water 17.6 %,  7.5 % Phosphorus (P)
  • Phosphorus Pentoxide insoluble in Water 1.4 %,  0.6 % Phosphorus (P)
  • Total Potassium Oxide (K2O) 10.0 %,  8.3% Potassium (K)
  • Magnesium (Mg) 3.0%

Recommended Application Rates:

Plant / Tree TypeBase / Top DressingPer Square Meter
OnionBase / Top Dressing70-100g / 35-70g Per Square Meter
GarlicBase / Top Dressing70-100g / 35-70g Per Square Meter
ShallotBase / Top Dressing70-100g / 35-70g Per Square Meter
Bulbous FlowersBase / Top Dressing70-100g / 35-70g Per Square Meter
Tree / ShrubBase / Top Dressing70g Per Square Meter
Pit PlantingBase / Top Dressing70-140g Per Square Meter
Young TreesBase / Top Dressing70-140g Per Square Meter
Mature TreesBase / Top Dressing100-140g Per Square Meter
Turf GrassesBase Dressing Prior to Reseeding100g Per Square Meter
ReclamationBase / Top Dressing100g Per Square Meter
Find our range of FERTILISERS here.
Please note:
To offer the best possible value – smaller weight bags are repackaged into clear packaging with a black and white label with all relevant information detailed and larger quantities will be supplied in manufacturer’s bags. Tubs will be plain white with a black and white label with all relevant information detailed. Images shown are for illustrative purposes only.
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About Elixir Gardens

For over 30 years Elixir Garden Supplies have been providing gardeners with all the essentials they need to achieve growing.

Our online store makes sure that all our customers have access to the information they need to make the right decisions when choosing the products they need for their gardens. We know from experience that gardening means many different things to our customers. Whether you have a balcony, patio, lawn or allotment, Elixir Gardens are proud to supply both amateur and professional gardeners alike.

We regularly use our many years of experience to developed our exclusive formulations in specialist fertilisers. Many of these have stood the test of time and have become firm favourites with amateurs and professionals alike.  In fact our knowledge of fertilisers, feeds and garden care is well known within gardening circles. But don’t just take our word for it, why not check out the thousands of fantastic reviews on Trust Pilot.

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About Elixir Gardens

With over 35 years’ experience in Gardening and Horticulture here at Elixir Garden Supplies we pride ourselves on offering quality gardening essentials with the knowledge of how to use them and sold at the best possible prices.

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