You will receive three packs together of Nemasys Grow Your Own, apply at weekly or fortnightly intervals for simple and cost effective pest control.

New for the home gardner Nemasys Grow Your Own Pest Control is a unique mix of different nematode species to target a broad range of pests. Combats Carrot Root Fly, Cabbage Root Fly, Leatherjackets, Cutworms, Onion Fly, Ants, Sciarid Fly, Caterpillars, Gooseberry Sawfly, Thrips and Codling Moth. Safe to use on food and organic crops. It will not harm pets, children, wildlife or bees.

For best results this product should be applied throughout the growing season at weekly or fortnightly intervals.

The time and method of application will vary depending on the pests you are treating for. Each pack treats an area of 60m² or 16 trees for Codling Moth. Full instructions are included with the pack. A pump sprayer will be needed to treat for Caterpillars, Codling Moth, Gooseberry Sawfly and Thrips. The other pests can be treated by applying though a watering can fitted with a coarse rose.

Please click here for a detailed chart showing application times and methods.

Orders will usually be posted on Thursday to arrive in the Friday/Saturday post. Orders may need to be ordered and dispatched earlier around public and bank holidays or during postal strikes - a notice will be posted on the front page should this be the case. You can choose a delayed delivery by selecting from the delivery options at the top of the page.

These nematodes have a life of approximately 6 weeks from manufacture.
We ship directly to you from the manufacturer to ensure you get the longest possible use by date.
You should store your nematodes in the fridge and use the whole packet in one go.
The use by date is printed on the packet.

• Nemasys Grow Your Own is the simple solution to control root fly, caterpillars, ants and many more destructive pests challenging the grow your own gardener.
• Carrot Root Fly, Cabbage Root Fly, Cutworm and Onion Fly - Apply April to July. Apply after planting and repeat fortnightly throughout the growing season when pests are present. Apply as a drench around the roots of the plants or where the pest is present. Fortnightly application maintains control and catches subsequent generations.
• Leatherjackets - Apply when pest is present in the vegetable patch and repeat application to control the pest.
• Ants - When pest is present apply to soil area or to individual ant nests. Ants do not tolerate the nematodes near their nest and move the nest away from these areas. Repeat applications may be necessary.
• Sciarid - The Sciarid is primarily a greenhouse pest. Apply when pest is present and repeat as necessary to control subsequent hatchings. Apply to soil in pots, growing bags and open soil.
• Caterpillars and Gooseberry Sawfly - Apply as soon as the caterpillars are first seen applying to all leaf surfaces where the pest is present. Make sure to spray pests with a solution as caterpillars not directly sprayed will not be controlled. Repeat as necessary.
• Codling Moth - Apply during September and October to the trunk of the tree/main branches and to an area of soil equal to the tree cover above. Make 3 applications at weekly intervals in total to make sure that all hatchings are caught.

Nemasys Grow Your Own is available in a pack to treat 60m² of open ground, or up to 16 trees for Codling Moth.

Read frequently asked questions about this product here.