• January Sale - Check out what has been reduced in the January Sale - CLICK HERE
  • PRE-ORDER Nematodes - ALL of our Nematodes including Nemaslug are avaiable to pre-order for delivery in the SpringCLICK HERE
  • Use Sb Invigorator NATURAL Spray to control pests in unheated greenhouses / conservatories during the winter CLICK HERE
  • For the greenhouse - Use Garlic Candles and Citrox Natural Disinfectant to clear your greenhouse of pests - CLICK HERE
  • Plastic-free seed sowing - Replace plastic pots with Coir Pellets, Coir Pots or soil blocks made with our Soil Block Maker CLICK HERE
   

Nematode Controls

All these nematode controls contain naturally occurring and environmentally friendly nematodes that are easy to use, effective and are safe for children, pets, wildlife, birds and bees. As the biggest supplier of nematodes in the UK and because we have fresh deliveries of nematodes each week, you are guaranteed the freshest stock with the longest expiry date available. Our nematodes are dispatched DAILY by 1st class post.

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  1. Vine Weevil Killer Spring Autumn Offer 12 sqm

    Regular Price: £19.98

    Special Price £18.98

    As low as: £17.98

    NEW LOW PRICE! - Nemasys® Vine Weevil Killer is the natural way of controlling vine weevil grubs and it should be applied at least TWICE a year to protect your plants. Apply in the Spring i.e. April to clear any grubs that have survived the winter and then again in the Autumn i.e. Sept / October to clear any grubs before the winter.  Nemasys Vine Weevil Killer is a perishable product (it will keep for approx 2 weeks unopened in the fridge), so order our Nemasys® Spring Autumn Offer and we will send 2 x 12 sqm packs separately - the 1st pack will be sent in the Spring i.e. w/c 05/04/2020  (or select a future start date below) followed by another pack sent AUTOMATICALLY in Autumn 2020 i.e. w/c 07/09/2020 (or email jess@greengardener.co.uk an alternative date and we will organise it) and save £1.00 off the normal combined price.

    Special Offers - Add Zee No Weevil to your order to keep ADULT vine weevils under-control and save £2.00 off the combined price - pop it in your basket and the discount will be deducted at the checkout.

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  2. Vine Weevil Killer Spring Autumn Offer 100 sqm

    Regular Price: £59.98

    Special Price £55.98

    As low as: £53.98

    NEW LOW PRICE! - Nemasys® Vine Weevil Killer is the natural way of controlling vine weevil grubs and it should be applied at least TWICE a year to protect your plants. Apply in the Spring i.e. April to clear any grubs that have survived the winter and then again in the Autumn i.e. Sept / October to clear any grubs before the winter.  Nemasys Vine Weevil Killer is a perishable product (it will keep for approx 2 weeks unopened in the fridge), so order our Nemasys® Spring Autumn Offer and we will send 2 x 100 sqm packs separately - the 1st pack will be sent in the Spring i.e. w/c 05/04/2020  (or select a future start date below) followed by another pack sent AUTOMATICALLY in Autumn 2020 i.e. w/c 07/09/2020 (or email jess@greengardener.co.uk an alternative date and we will organise it) and save £4.00 off the normal combined price.

    Special Offers - Add Zee No Weevil to your order to keep ADULT vine weevils under-control and save £2.00 off the combined price - pop it in your basket and the discount will be deducted at the checkout.

    Learn More
  3. Nemasys Vine Weevil Killer 12 sqm Extended Programmes from

    Regular Price: £29.97

    Special Price £26.97

    NEW LOW PRICE! - Control persistent vine weevil grubs naturally by applying Nemasys® Vine Weevil Killer regularly throughout the growing season. Nemasys® Vine Weevil Killer should be applied throughout the year under-glass or in sheltered gardens, where warmer temperatures mean the grubs can be active throughout the year. Choose your Nemasys® 12sqm Extended Programme and the 1st pack will be sent ASAP (or select a future start date below) with fresh packs following at 8 weekly intervals and save money too! (or email jess@greengardener.co.uk alternative dates and we will alter them accordingly). Each pack treats 12sqm or 75 x 2L pots. Available NOW.

    Special Offers - Add Zee No Weevil to your order to keep ADULT vine weevils under-control and save £2.00 off the combined price - pop it in your basket and the discount will be deducted at the checkout.

    Learn More
  4. Nemasys Vine Weevil Killer 100 sqm Extended Programmes from

    Regular Price: £89.97

    Special Price £86.97

    NEW LOW PRICE! - Control persistent vine weevil grubs naturally by applying Nemasys® Vine Weevil Killer regularly throughout the growing season. Nemasys® Vine Weevil Killer should be applied throughout the year under-glass or in sheltered gardens, where warmer temperatures mean the grubs can be active throughout the year. Choose your Nemasys® Extended Programme and the 1st pack will be sent ASAP (or select a start date below) with fresh packs following at 8 weekly intervals and save money too! (or email jess@greengardener.co.uk alternative dates and we will alter them accordingly). Each pack treats 100 sqm or 250 x 2L pots. 

    Special Offers - Add Zee No Weevil to your order to keep ADULT vine weevils under-control and save £2.00 off the combined price - pop it in your basket and the discount will be deducted at the checkout.

    Learn More
  5. Watering Can Rose
    £7.99

    Extra Coarse Watering Can Rose - Nematodes are supplied as a powder, which is mixed with water and applied directly to the soil with a watering can, hose-end feeder, nematode applicator or sprayer. Watering Cans should be fitted with a extra course rose, which will allow the nematodes to flow easily and the Fine as Rain #14 Rose is ideal. Features a universal, tappered neck, which will fit most watering cans.

    N.B. Need to apply nematodes to a larger area? Also available are the Miracle Gro Hose-end Feeder, the Nematode Applicator and the 5L Rechargeable Sprayer for easy application to larger areas.

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  6. Nemasys No Ant 50 sqm Pack

    NEW LOW PRICE!Tackle ants by watering Nemasys® No Ants containing natural nematodes (steinernema feltiae) directly into the ants nests. Nemasys® No Ants controls ants of all colours  (including red ones) in lawns and borders and should be applied when the ants are present. Nemasys® No Ant needs a soil temperature of 10c and is a perishable product (it will keep for 2 weeks in the fridge), so order when you are ready to apply or simply select your chosen dispatch date below. Each pack treats 50 sqm. Available NOW.

    N.B. Need a Haws Rose, Hose-end Feeder or Nematode Applicator - Add one to your basket and save £1.00 off a Haws Rose, save £2.00 off a Hose-end Feeder or save £3.50 off a Nematode Applicator when bought with your nematodes (savings applied at the checkout).

    Learn More
  7. Nemasys No Ant 16 sqm Programmes from

    Regular Price: £32.97

    Special Price £29.97

    NEW LOW PRICE!For persistent ant infestation and to keep ants at bay, simply re-apply Nemasys® No Ant nematodes at 4 weekly intervals. Nemasys® No Ants is a perishable product, so our unique planned programmes designed to make your life easier and keep your garden ant free, by automatically topping you up with with fresh packs at 4 weekly intervals and save money too! Nemasys® No Ant needs a soil temperature of 10c and is a perishable product (it will keep for 2 weeks in the fridge), so order when you are ready to apply or simply select your chosen dispatch date below. Each pack treats 16 sqm and choose between a 3, 4, 5 or 6 pack programme. Available NOW.

    N.B. Need a Haws Rose, Hose-end Feeder or Nematode Applicator - Add one to your basket and save £1.00 off a Haws Rose, save £2.00 off a Hose-end Feeder or save £3.50 off a Nematode Applicator when bought with your nematodes (savings applied at the checkout).

    Learn More
  8. Nemasys No Ant 50 sqm Programmes from

    Regular Price: £59.97

    Special Price £56.97

    NEW LOW PRICE! For persistent ant infestation and to keep ants at bay, simply re-apply Nemasys® No Ant nematodes at 4 weekly intervals. Nemasys® No Ant is a perishable product, so our unique planned programmes designed to make your life easier and keep your garden slug free, by automatically topping you up with with fresh packs of at 4 weekly intervals and save money too! Nemasys® No Ant needs a soil temperature of 10c and is a perishable product (it will keep for 2 weeks in the fridge), so order when you are ready to apply or simply select your chosen dispatch date below. Each pack treats 50 sqm and choose between a 3, 4, 5 or 6 pack programme.

    N.B. Need a Haws Rose, Hose-end Feeder or Nematode Applicator - Add one to your basket and save £1.00 off a Haws Rose, save £2.00 off a Hose-end Feeder or save £3.50 off a Nematode Applicator when bought with your nematodes (savings applied at the checkout).

    Learn More
  9. Nemasys Leatherjacket Killer 100 sqm

    NEW LOW PRICE! - Control leatherjackets naturally by treating with Nemasys® Leatherjacket Killer containing millions of natural nematodes. Apply the nematodes (Steinernema Feltiae) to the infected lawn as soon as the leatherjackets are discovered (and the soil temperature is 10c) or when the leatherjackets are active. It is best to treat in the Sept/Oct when the leatherjackets are newly hatched as they are the most susceptible to the nematodes. You can treat at other times of the year i.e. in the spring/summer, but then you must treat at double strength as the mature leatherjackets are much harder to kill AND you must treat in Sept/Oct as well - see our DOUBLE DELIVERY. Nemasys® Leatherjacket Killer treats 100 sqm in the Autumn or 50 sqm when applied at double strength at any other time of year.

    N.B. Need a Haws Rose, Hose-end Feeder or Nematode Applicator - Add one to your basket and save £1.00 off a Haws Rose, save £2.00 off a Hose-end Feeder or save £3.50 off a Nematode Applicator when bought with your nematodes (savings applied at the checkout).

    Learn More
  10. Nemasys Leatherjacket Killer 500 sqm

    NEW LOW PRICE! - Control leatherjackets naturally by treating with Nemasys® Leatherjacket Killer containing millions of natural nematodes. Apply the nematodes (Steinernema Feltiae) to the infected lawn as soon as the leatherjackets are discovered (and the soil temperature is 10c) or when the leatherjackets are active. It is best to treat in the Sept/Oct when the leatherjackets are newly hatched as they are the most susceptible to the nematodes. You can treat at other times of the year i.e. in the spring/summer, but then you must treat at double strength as the mature leatherjackets are much harder to kill AND you must treat in Sept/Oct as well - see our DOUBLE DELIVERY. Nemasys® Leatherjacket Killer treats 500 sqm in the Autumn or 250 sqm when applied at double strength at any other time of year.

    N.B. Need a Haws Rose, Hose-end Feeder or Nematode Applicator - Add one to your basket and save £1.00 off a Haws Rose, save £2.00 off a Hose-end Feeder or save £3.50 off a Nematode Applicator when bought with your nematodes (savings applied at the checkout).

    Learn More

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