Incredigrow Bigger and Better – High Potash Soluble Plant Food for Stunning Blooms & Bumper Crops
Previously known as Chempak High Potash Feed – Formula 4
Get the most out of your garden with Incredigrow Bigger and Better, the premium high potash soluble plant food designed to produce vibrant flowers and heavy-yielding crops. This all-in-one plant nutrient mix delivers the three core macronutrients (NPK) alongside seven essential trace elements—crucial for healthy, vigorous growth.
Unlike standard fertilizers, Incredigrow’s enhanced formula ensures your plants receive the full spectrum of nutrients they need, helping prevent deficiencies and support continuous, robust development. Fully water-soluble, it starts working the moment it’s applied—no delays, just fast-acting results.
???? Every pack includes a free measuring spoon and an easy-to-follow feeding guide.
???? N:P:K Ratio – 15:15:30
Ideal For:
This balanced plant feed with extra potash is perfect for flowering and fruiting plants during the summer season. Use it in borders, beds, vegetable plots, containers, and hanging baskets.
Suitable for feeding:
-
Tomatoes, potatoes, peppers, and soft fruits
-
Bedding plants, perennials, and root vegetables
-
Houseplants, fuchsias, ornamental shrubs & trees
-
Hanging baskets and summer flowers
How to Use Incredigrow Bigger and Better
Standard Application:
Mix 2 level spoonfuls of crystals into 5 litres (approx. 1 gallon) of water. Apply every 7–10 days. Always water onto moist soil or compost.
Frequent Feeding Option:
For lighter, more regular feeding, dissolve 1 level spoon into 10 litres of water and use at every watering. At this dilution, a single pack can make over 2,000 litres of feed!
Pro Feeding Tips
Tomatoes:
Start feeding weekly from the early growing stages. Increase to twice a week once fruits begin to form for optimal quality and harvest.
Hanging Baskets & Containers:
Ideal for summer favourites like begonias, fuchsias, geraniums, and pelargoniums. Begin feeding at the bud stage and continue throughout flowering for a prolonged display of vibrant colour.
Ready to grow bigger blooms and better crops? Trust Incredigrow Bigger and Better—the expert choice for garden enthusiasts and professionals alike.
-
EAN code18766
If you are looking for more information about this product, please visit our garden centre in Wakefield where our friendly and knowledgeable staff is ready to help you. Please visit our contact page to see our opening hours.
Our address:
HortiCentre
New Road
Overton, Wakefield, WF4 4RG
Our staff are happy to answer all your questions to help you to make the right choice, so pop in-store now. We look forward to seeing you soon.

At Horticentre we have several options for you to receive your order. We offer both a free collect in Store Service and various delivery options. Your delivery charge will be displayed to you when processing your order at the online checkout and you can see our different services and price points below.
Please note we are currently unable to deliver plants/trees/shrubs (anything living) further than our local radius of 5 miles. We apologise for any inconvenience this may cause and we are working towards being able to deliver this service in the future.
Free Collection in the Horticentre Store
This enables you to shop in a way that suits you. Collect your order either the same day (depending on your online order time) or the next day free of charge.
Seed Packet Delivery
If you are ordering just Seeds then we offer a set delivery rate of £2.35 for all orders outside 5 miles of Horticentre and FREE delivery within 5 Miles of the store.
Free delivery within 5 miles of Horticentre in Overton
We deliver your purchases free of charge within 3 to 5 working days, when you are in a 5 mile range from our garden centre in Overton, Wakefield.
Delivery further than 5 miles of Horticentre in Overton
For delivery of your purchased goods at Horticentre a bit further away from our centre in Overton, we have the following options:
Excluding heavy or oversized goods
- Spend less than £40 and we will aim to deliver within 3-5 working days for £6.99
- Spend over £40 and we will aim to deliver within 3-5 working days free of charge
Including medium, heavy or oversized goods
- Medium sized goods [everything that's not on a pallet] will be delivered within 3-5 days, for £15
- All other heavy and oversized goods being palletized delivered at £49
Heavy Goods & Oversize Items
Some items are classed as heavy or oversize such as bags of compost, gravels, bird seed, large plastics, large boxed items or tools. These may have to be sent by special courier or pallet delivery and as such fall outside our usual delivery charges. This is per our standard Terms & Conditions and if you decide you would like heavy goods delivering then the cost will be shown at the checkout once you have added your postcode to your delivery address.
Surcharge Areas
Please note: Our delivery options above only apply if you are not in a surcharge area listed below, the website calculates this at checkout upon entering a postcode for delivery.
|
Scottish Highlands, Republic of Ireland and Islands: Delivery surcharge of £15 |
Postcodes: AB31 – AB38, AB41-AB56, BT1-94, FK17 – FK21, G83, GY9, HS1 – HS9, IM, IV1 – IV49, KA27-28, KW0 – KW99, PA20 – PA99, PH15 – PH99, TR21-25, ZE1 – ZE3 |
|
Isle of Wight:
Delivery surcharge of an additional £15 |
Postcodes:PO30-41 |
|
We cannot ship to the following Jersey & Guernsey postcodes |
Postcodes: JE1-JE5 & GY1-GY10. |
Fireworks Delivery
Unfortunately our commercial delivery partner is now unable to deliver fireworks and until a new partner can be found we are only able to offer local delivery. If the website does not let you order your fireworks and you are within 10 miles of our store (WF4 4RG) then please contact us on 01924 280306 and we can discuss possible delivery options.
Vouchers
We send all our vouchers with own in-house courier or Royal Mail 1st Class Signed. The cost of this service is a flat rate of £2.35 however large value voucher orders may need to be sent by special courier for insurance purposes and there may be a surcharge to pay. In the event of this taking place a member of staff will be in touch to discuss your options or you can contact us on 01924 280306 for more details.
Tracking Your Parcel
Horticentre will email you when your order has been dispatched or is ready for collection from store and our courier company will email you with tracking details so you can locate your parcel at any time. If you do not receive a confirmation email within 24 hours of placing your order please contact us on 01924 280 306 or [email protected].



