Plant of the Month: Buy 2 for £15

Add 2 to your basket and enter 'POMDEC' during checkout

Choose any 3 and get the cheapest FREE!

Free Tomato 'Sweet Success' Pack of Seeds with the first 1,000 orders this weekend

Add this product and your other chosen items to your order and the discount will automatically apply during checkout

Plant of the Month - Buy 1 Get 1 Half Price

Buy 1 Get 1 half price when you buy 2 of this variety. Enter Code POTM03 at checkout.

Please Note

These seeds have a best before date of 2022 making them perfect for sowing this year. See below for more information.

3 For 2 on Christmas Cropping Potatoes

Enter code XMAPOT at checkout for offer to apply. Hurry! Whilst Stocks Last. Click here to view all varieties on offer.

Buy 1 Get 1 Half Price

When you add this variety to basket. Discount automatically applies at checkout.

Buy 2 Save £10.00 on This Variety

Use discount code POTM06 at checkout. Hurry While Stocks Last!

Organic Extra Fertiliser - 2 x 44ltr



Catalogue Code: 1090-4610

Sale price

In stock

Regular price £39.98

A Customer Favourite Exclusive to Marshalls 5 Star rated Marshalls Organic extra fertiliser. Super concentrated and Ideal for use in your enhancing all of your growing and hard work. Perfect for use in your vegetable plots, allotments and gardens.

Pack Contents: 2x 44ltr Sacks


A customer favourite exclusive to Marshalls - 5 Star rated Marshalls Organic Extra fertiliser. Super concentrated and ideal for use in your enhancing all of your growing and hard work. Perfect for use in your vegetable plots, allotments and gardens.

Our Marshalls Organic Extra is a strong customer favourite rated Feefo 5* by customers who have tried and tested it. Rated five stars for its fantastic ability to boost healthy growth and enhance bumper crops year after year.

Due to its high concentration and packed with essential minerals and nutrients. It has the ability to release a continuous feed to plants over a long period of time. Not only that, the high level of concentration means that you only require a small amount per square yard so it’s truly fantastic value for money

How to use

It really is simple to use the product, lightweight and easy mixing for a multitude of uses, such as mixing with water for a top feed or for potting into the garden.

2 x 44 sacks will cover a huge 1080 sq. yds

NPK: 5:3:3

So give your crops all of the nutrients that they deserve and need with Marshalls Organic Extra.

Whether you are a competition grower, or just a fruit and veg enthusiast, Marshalls Organic Extra is a must-have to get the best out of your crop.

For orders of 3 bags or more additional delivery charges will apply.

*Saving is compared to buying 2 individual 44ltr sacks of Organic Extra.


Delivery to outside of Great Britain

We regret we are unable to deliver any products to non-mainland Great Britain delivery addresses. This includes Europe, Channel Islands, Republic of Ireland, Northern Ireland, USA and Rest of World. We will update our website if this changes.

For more information about our deliveries please click here.