Sow April-August. Fast-growing foliage to suppress weeds & mop up available phosphate. A good source of calcium & its long roots extract nutrients from deep in the soil. Regrows if cut as it begins to flower. When left to flower it attracts hoverflies, whose larvae feed on aphids. Quick to decompose once dug in. Avoid wet or very dry soils. Crop rotation: fits anywhere. ...

One of the best green manures for winter use. Great for storing nutrients, improving soil structure & suppressing weeds. Continues to grow in cold weather. Sow in September or even into October in the South. A good cover crop to prevent nutrient leaching. Dig in during the spring. Hardy annual fits anywhere in a rotation. 112g for 7 sq.m. ...

An excellent green manure for sowing from Apr-Sep. It is fast growing with good leaf cover to suppress weeds & deep roots to gather nutrients for the following crop & to improve soil aeration & structure. Its root secretions are also reputed to inhibit nematodes in the same way as Tagetes. It can stand light frost but will be killed by severe frost. Fits anywhere in your rotation. 100g covers 16 sqm. ...

An annual for short-medium term use. Sow April-May or September. Will grow well on slightly acidic & clay soils. Good for no-dig as dies back naturally. Sufficient for 45 sq.m. ...

The best clover for nitrogen fixation, soil structure & weed suppression. Variety: Red Clover (Trifolium pratense). Covers Approx. 10squared. Why sow Green Manure?- Bigger, more prolific crops
- green manures will lift or fix nitrates into your soil to provide this essential element for your harvests- Easier digging
- deep rooting green species can help to loosen & aerate soil- Reduce the need to use chemical fertilisers
- environmentally friendly- Less weeding
- assists with keeping weeds down!- Less chemical pest control
- helps control pests & provides shelter for beneficial insects- Can suppress soil borne pest & diseases!




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For spring, early summer & late autumn sowing. Excellent all round variety with a proven track record for all cropping areas. Developed for the US potato market over 13 years ago, now with several years experience in the UK under various cropping conditions. Variety: Caliente Brand Mustard 119. Covers Approx. 10. Why sow Green Manure? Bigger, more prolific crops
- green manures will lift or fix nitrates into your soil to provide this essential element for your harvests Easier digging
- deep rooting green species can help to loosen & aerate soil Reduce the need to use chemical fertilisers
- environmentally friendly Less weeding
- assists with keeping weeds down! Less chemical pest control
- helps control pests & provides shelter for beneficial insects Can suppress soil borne pest & diseases!




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Designed to grow alongside your main crops especially brassicas, leeks & sweet corn. Sow April-September; dig in September & March-April (year 2). Coverage Approx. 10m (12 sq.yds.). Why grow Suttons Green Manures? Green manures are a range of seeds that are sown specifically to improve or assist with soil fertility and/or the conditioning of soil. Bigger, more prolific crops
- Green manures will lift or fix nitrates into your soil providing this essential element for bumper harvests Soil enhancer
- Ensures your soil gets the maximum nutrients required to give you the best crops Easier digging
- Deep rooting green species improves the soil's structure by loosening & aerating the soil Environmentally friendly
- Reduces the need to use chemical fertilisers Less weeding
- The leafy nature of the Green Manure acts as a weed suppressant whilst retaining soil moisture Pest control
- Helps control pests & provides shelter for beneficial insects Green Manure Mixes
- Our specially selected mixes for specific garden situations are a simple & natural way to improve the fertility & condition of your soil & boost your crops! Green manures, sown onto beds & borders, form a green carpet that can be strimmed or mown & then dug directly into the soil. Ideal for sowing where areas aren't required for crops for a couple of months.






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This mixture will fill the base of a main crop without affecting its yield. It reduces weed competition, adds organic matter & fixes nitrogen. A mixture of species usually provides better results than just a single one. This is due to the different growth characteristics of each species throughout the life of the crop, plus more reliable establishment. Seed should be broadcast from mid March & before the host crop canopy closes in. Varieties: Yellow Trefoil/ White Clover Intercrop Mixture. Covers Approx. 10squared. Why sow Green Manure?- Bigger, more prolific crops
- green manures will lift or fix nitrates into your soil to provide this essential element for your harvests- Easier digging
- deep rooting green species can help to loosen & aerate soil- Reduce the need to use chemical fertilisers
- environmentally friendly- Less weeding
- assists with keeping weeds down!- Less chemical pest control
- helps control pests & provides shelter for beneficial insects- Can suppress soil borne pest & diseases!




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Fast to establish summer cover. Large root mass to improve soil. Good on light soils. Sow from May. Destroy at flowwering or it will set seed. Variety: Phacelia (Phacelia tanacetifolia). Covers Approx. 10squared. Why sow Green Manure?- Bigger, more prolific crops
- green manures will lift or fix nitrates into your soil to provide this essential element for your harvests- Easier digging
- deep rooting green species can help to loosen & aerate soil- Reduce the need to use chemical fertilisers
- environmentally friendly- Less weeding
- assists with keeping weeds down!- Less chemical pest control
- helps control pests & provides shelter for beneficial insects- Can suppress soil borne pest & diseases!




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This is an annual form of ryegrass which is very fast to establish & produce forage. It is the only grass to produce a stem & seed head from a spring sowing making it suitable for the production of hay for horses. It is a very good nitrogen lifter & is very quick to make a large root mass making it suitable as a green manure. It is less expensive than cereal rye & is popular for this reason. It effectively seeks out & mops up nitrate in soil. Used on its own or as a companion with nitrogen fixing vetch. Variety: Westerwolds Ryegrass (Lolium mul. westerwoldicum). Covers Approx. 10squared. Why sow Green Manure?- Bigger, more prolific crops
- green manures will lift or fix nitrates into your soil to provide this essential element for your harvests- Easier digging
- deep rooting green species can help to loosen & aerate soil- Reduce the need to use chemical fertilisers
- environmentally friendly- Less weeding
- assists with keeping weeds down!- Less chemical pest control
- helps control pests & provides shelter for beneficial insects- Can suppress soil borne pest & diseases!




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