{"title":"Slug Nematodes","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\" style=\"text-align: center;\"\u003e\u003cstrong\u003eSlug Nematodes, The UK Gardener's Most Effective Natural Slug Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSlugs are one of the most damaging pests in British gardens. Much of the destruction happens underground and out of sight, slugs feed on seedling roots, potato tubers, and bulbs before you ever know they're there. By the time you see the surface damage, a population is already well established in your soil.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSlug nematodes (\u003cem\u003ePhasmarhabditis\u003c\/em\u003e species) are microscopic worms that occur naturally in soil. Applying them simply boosts their numbers to a level where they actively seek out and kill slugs. They enter slugs through natural body openings and stop feeding within 3 days. The slug dies within one to three weeks, usually underground, so don't expect to see bodies. As the UK's largest nematode supplier, we stock both the full Nemasys Nemaslug range and our own Gardening Naturally slug nematodes, available in a range of sizes from small gardens up to large allotments.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"slug-nematodes-gardening-naturally","title":"Nematodes for Slugs","description":"\u003cp\u003eSlug nematodes are a highly effective and natural solution for controlling slugs in your garden. These microscopic, transparent worms provide proven \u003cstrong\u003ebiological slug control\u003c\/strong\u003e by targeting slugs directly in the soil. Once applied, slug nematodes enter the slug’s body, where they feed and reproduce, quickly stopping the slug from damaging your plants.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eslug nematode treatment\u003c\/strong\u003e offers a safe, chemical-free alternative to traditional slug pellets. They are safe for children, pets, birds, and wildlife when used as directed. Because nematodes naturally occur in soil, applying them simply increases their population to improve natural pest control in your garden.\u003c\/p\u003e\n\u003cp\u003eThese specialist \u003cstrong\u003enematodes for slugs\u003c\/strong\u003e actively seek out soil-dwelling slugs, providing targeted and long-lasting protection for vegetable patches, flower beds, lawns, greenhouses, and containers. Unlike surface slug pellets, slug nematodes work below ground where slugs often hide during the day, delivering a fast and reliable solution to slug damage.\u003c\/p\u003e\n\u003cp\u003eEasy to apply using a watering can or sprayer, slug nematodes are suitable for organic gardening and integrated pest management. Once introduced, they work continuously to reduce slug populations and protect young plants, seedlings, salad crops, strawberries, and ornamental plants.\u003c\/p\u003e\n\u003cp\u003eBy choosing slug nematodes, you are supporting a sustainable, environmentally friendly approach to \u003cstrong\u003eslug control\u003c\/strong\u003e. There is no need for harsh chemical treatments, making this a wildlife-friendly and eco-conscious way to keep your garden healthy and productive.\u003c\/p\u003e\n\u003cp\u003eFor gardeners looking for effective, natural slug control, slug nematodes provide a safe, simple, and proven solution that helps plants thrive without harming the wider garden ecosystem.\u003c\/p\u003e\n\u003cp\u003eFind out more information on \u003ca title=\"Slug Nematode Information\" href=\"\/blogs\/nematodes\/slug-nematodes-natural-slug-control-for-gardens\"\u003eslug nematodes\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/slug-nematode-frequently-asked-questions\" title=\"FAQ: Slug Nematodes\"\u003eFrequently asked questions on slug nematodes\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eApplying \u003cstrong\u003eslug nematodes\u003c\/strong\u003e correctly is essential for effective \u003cstrong\u003enatural slug control\u003c\/strong\u003e. Please refer to the product images for size-specific mixing and application instructions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eApply to moist soil when temperatures are above 5°C.\u003c\/li\u003e\n\u003cli\u003eMix the slug nematodes with water as directed.\u003c\/li\u003e\n\u003cli\u003eApply using a watering can or sprayer evenly over the treatment area.\u003c\/li\u003e\n\u003cli\u003eKeep the soil moist for at least 7–14 days after application.\u003c\/li\u003e\n\u003cli\u003eIf applying over foliage, water within 30 minutes to wash nematodes off leaves and into the soil.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen Is the Best Time to Apply Slug Nematodes?\u003c\/h3\u003e\n\u003cp\u003eThe best time to apply \u003cstrong\u003enematodes for slugs\u003c\/strong\u003e is during spring, early summer, and autumn when slugs are most active. Apply after rainfall or when soil is damp, as nematodes move more effectively in moist conditions. Avoid very dry soil or extreme heat, as this can reduce effectiveness.\u003c\/p\u003e\n\u003cp\u003eEarly-season application helps prevent slug infestations before they become severe, protecting seedlings, vegetable crops, and ornamental plants.\u003c\/p\u003e\n\u003ch2\u003eDelivery Information\u003c\/h2\u003e\n\u003cp\u003eDelivery is free when ordering nematodes only. If additional items are added to your order, standard delivery charges will apply.\u003c\/p\u003e\n\u003cp\u003ePlease note: Nematodes are live, perishable material and cannot be returned. They have an expiry date of approximately 2 weeks. Effectiveness can vary depending on soil temperature, moisture, and environmental conditions.\u003c\/p\u003e\n\u003ch2\u003eSlug Nematodes FAQ\u003c\/h2\u003e\n\u003ch3\u003eDo slug nematodes work?\u003c\/h3\u003e\n\u003cp\u003eYes. Slug nematodes are proven to reduce slug populations by infecting and killing soil-dwelling slugs. They provide an environmentally friendly, chemical-free slug control solution without harming beneficial insects.\u003c\/p\u003e\n\u003ch3\u003eHow do slug nematodes work?\u003c\/h3\u003e\n\u003cp\u003eOnce applied to the soil, the microscopic nematodes actively seek out slugs. They enter through natural openings and release bacteria that stop the slug from feeding. The slug dies within days, and the nematodes reproduce inside the host, continuing the cycle of biological control.\u003c\/p\u003e\n\u003ch3\u003eHow long do slug nematodes take to work?\u003c\/h3\u003e\n\u003cp\u003eA reduction in slug activity is typically noticeable within 2–3 weeks. Results depend on soil moisture and temperature, as nematodes perform best in damp, mild conditions.\u003c\/p\u003e\n\u003ch3\u003eWhen should I use slug nematodes?\u003c\/h3\u003e\n\u003cp\u003eApply during active slug periods, usually spring and autumn. Damp soil and moderate temperatures provide ideal conditions. Regular treatments during the growing season help protect plants long term.\u003c\/p\u003e\n\u003ch3\u003eAre slug nematodes safe?\u003c\/h3\u003e\n\u003cp\u003eYes. Slug nematodes are safe for children, pets, wildlife, and the wider garden ecosystem when used as directed. They specifically target slugs and do not harm bees, birds, or earthworms.\u003c\/p\u003e\n\u003ch3\u003eDo nematodes kill slugs?\u003c\/h3\u003e\n\u003cp\u003eYes. Slug nematodes are natural predators that infect and kill slugs in the soil, making them an effective biological pest control method.\u003c\/p\u003e\n\u003ch3\u003eDo slug nematodes kill snails?\u003c\/h3\u003e\n\u003cp\u003eSlug nematodes mainly target common grey field slugs and other soil-dwelling slug species. Their effectiveness against snails is limited.\u003c\/p\u003e","brand":"Gardening Naturally","offers":[{"title":"40 sq.m","offer_id":48523301028182,"sku":"SN40","price":14.99,"currency_code":"GBP","in_stock":true},{"title":"100 sq.m","offer_id":48523371184470,"sku":"SN100","price":28.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/5174\/8438\/files\/slug-nematodes-for-slugs.png?v=1730710452"},{"product_id":"slug-nematodes","title":"Slug Nematodes UK","description":"\u003cp class=\"MsoNormal\"\u003eProtect your garden from slugs with our effective slug nematodes. Nemasys slug nematodes offer a natural solution to slug pest control which is safe for children, pets and wildlife.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThese beneficial nematodes for slugs are microscopic worms that seek out and eliminate slug populations in your garden. By introducing nematodes for slugs into the soil, you create a powerful biological control method that targets slugs, reducing their numbers without harming other wildlife.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eOur slug nematodes are easy to use and highly effective, making them the perfect choice for gardeners looking to maintain a healthy, slug-free environment.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eNemasys slug nematodes, the safe, reliable way to combat slugs.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ca href=\"\/pages\/slug-nematode-frequently-asked-questions\" title=\"Frequently asked questions on nematodes\"\u003eFrequently asked questions on nematodes\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eFind out the \u003ca href=\"https:\/\/slug-nematodes.co.uk\/blogs\/nematodes\/the-story-of-nemaslug\" title=\"History of slug nematodes\"\u003ehistory of these slug nematodes\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003e\u003cb\u003eHow do I apply slug nematodes?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cbr style=\"mso-special-character: line-break;\"\u003e\u003c!-- [if !supportLineBreakNewLine]--\u003e\u003c!--[endif]--\u003eThe nematodes come complete with instructions and can be applied using a watering can with a \u003ca title=\"nematode watering can rose\" href=\"https:\/\/slug-nematodes.co.uk\/products\/coarse-watering-can-rose-for-nematodes\"\u003erose \u003c\/a\u003ewith large holes, min 1.5mm or a \u003ca title=\"nematode applicator\" href=\"https:\/\/slug-nematodes.co.uk\/products\/nematode-applicator-feeder\"\u003enematode applicator\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eJust apply to moist soil when the soil temperature is above 5ºC (41ºF) and ensure the soil does not dry out for at least two weeks after applying nematodes.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eNematodes are capable of surviving the odd frost; so don't worry if the temperature falls after you have applied the nematodes.\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003e\u003cb\u003eHow long do nematodes last in the packet?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\"\u003ePlease note these are a live product and should be refrigerated if not being used straight away, each pack has an expiry date usually about 2 weeks so do not order until you need them.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThis product is non-returnable.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"Nemasys","offers":[{"title":"40 Sq.m","offer_id":48523305124182,"sku":"SN001","price":15.99,"currency_code":"GBP","in_stock":true},{"title":"100 Sq.m","offer_id":48556376850774,"sku":"SN002","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/5174\/8438\/files\/nematodes-for-slugs.png?v=1730736733"},{"product_id":"snail-nematodes-40sqm","title":"Snail for Nematodes 40sq.m Coverage","description":"\u003cp\u003eThis natural control method focuses on juvenile snails in garden spaces. It is applied to moist soil and surfaces where snails are active. The nematodes become effective when snails pass over treated areas, including damp spots near the soil surface and around containers where they tend to hide.\u003c\/p\u003e\n\u003ch2\u003eTargeting Juvenile Snails In The Garden\u003c\/h2\u003e\n\u003cp\u003eUnlike products designed mainly for slugs, this treatment focuses on both soil and the surfaces that snails frequently travel across. Snails often rest on pots, plant stems, shaded walls and the lower parts of plants. Applying the treatment to these areas as well as the soil helps increase contact when snails are active in damp conditions.\u003c\/p\u003e\n\u003ch2\u003eWhen And How To Apply Snail Nematodes\u003c\/h2\u003e\n\u003cp\u003eNematodes require moisture to move through the soil and reach pests. Apply during warm periods or after rainfall when snails are active. Watering the soil before and after treatment helps maintain the damp conditions needed. For best results, apply in the evening or on cloudy days to prevent the area from drying too quickly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note: this is a live product with an expiry date of around two weeks and is non returnable. Use the entire pack before the expiry date.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eHow To Apply Snail Nematodes\u003c\/h2\u003e\n\u003cp\u003eFor effective treatment, use the full pack.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eEmpty the full contents of the packet into 4 litres of water and stir thoroughly to create a stock mixture. Once prepared, this solution must be used within 4 hours.\u003c\/li\u003e\n\u003cli\u003eTake 0.5 litres of the stock mixture and dilute it with 4.5 litres of water in another bucket, stirring while mixing.\u003c\/li\u003e\n\u003cli\u003eTransfer the 5 litre diluted solution into a watering can. One watering can covers approximately 5 square metres.\u003c\/li\u003e\n\u003cli\u003eContinue diluting the remaining stock mixture in the same way until it has all been applied. Afterwards, lightly water the treated area using a watering can or hose.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eGuidance For Treating Soil And Surfaces\u003c\/h3\u003e\n\u003cp\u003eApply using a \u003ca href=\"\/products\/watering-can-for-nematodes\" title=\"watering can\"\u003ewatering can\u003c\/a\u003e or a fine spray to cover soil and the surfaces that snails move across. A \u003ca title=\"nematode applicator\" href=\"\/products\/nematode-applicator-feeder\"\u003enematode applicator\u003c\/a\u003e can also be used for controlled distribution. As snails often shelter on pots, stems, foliage or shaded structures, treating these lower areas can improve the chances of contact. Some species with thicker shells or those that climb higher may be less affected, so additional control methods can be helpful.\u003c\/p\u003e\n\u003cp\u003eThis treatment is safe to use around pets, children and wildlife including birds and pollinators. It can also be applied around edible plants without any waiting period before harvesting.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch3\u003eDo climbing snails get treated?\u003c\/h3\u003e\n\u003cp\u003eSnails that climb higher above the soil can be harder to reach. Concentrating treatment on soil and lower plant areas gives the best results.\u003c\/p\u003e\n\u003ch3\u003eIs the application different from slug treatments?\u003c\/h3\u003e\n\u003cp\u003eYes. While slug treatments usually focus on the soil surface, snail treatments are also directed onto lower plant surfaces such as pots, stems and shaded areas where snails commonly rest.\u003c\/p\u003e\n\u003ch3\u003eWhen is the best time to apply?\u003c\/h3\u003e\n\u003cp\u003eApply during warm weather or after rainfall when snails are most active close to the ground.\u003c\/p\u003e\n\u003ch3\u003eDoes the soil need to stay moist?\u003c\/h3\u003e\n\u003cp\u003eYes. Moist conditions allow the nematodes to move through the soil and reach their target.\u003c\/p\u003e\n\u003ch3\u003eCan it be applied with a watering can?\u003c\/h3\u003e\n\u003cp\u003eYes. A watering can or fine spray is suitable for distributing the treatment across soil and surfaces where snails travel.\u003c\/p\u003e\n\u003ch3\u003eCan other control methods be used alongside this?\u003c\/h3\u003e\n\u003cp\u003eYes. Combining treatment with barriers or snail traps may help manage snails that are difficult to reach.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreats 40sq.m\u003c\/strong\u003e\u003c\/p\u003e","brand":"Gardening Naturally","offers":[{"title":"Default Title","offer_id":52846399553878,"sku":"SNL40","price":14.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/5174\/8438\/files\/juvenile-snail-packet-front.png?v=1773669821"},{"product_id":"slug-nematodes-long-life","title":"Long Life Slug Nematodes Slow Release","description":"\u003cp\u003eLong Life Slug Nematodes 20m² are designed as a gradual release biological control for slugs living in garden soil. They work below the surface to help reduce feeding activity around plant roots, stems and foliage in growing areas.\u003c\/p\u003e\n\u003cp\u003eIdeal for use in beds, borders, containers and raised beds where damp soil conditions encourage slug activity.\u003c\/p\u003e\n\u003cp\u003eSuitable for a wide range of planting including vegetables, fruit, ornamental plants, seedlings and potted displays.\u003c\/p\u003e\n\u003cp\u003eThe slow release format allows ongoing activity in the soil, helping support protection across key growing areas.\u003c\/p\u003e\n\u003ch2\u003eLong Life Slug Nematodes For Slugs In Garden Soil\u003c\/h2\u003e\n\u003cp\u003eThese beneficial nematodes are contained within hydrogel pearls that break down after watering. As moisture reaches the pearls, the nematodes are released into the soil where slugs are present.\u003c\/p\u003e\n\u003ch2\u003eSlow Release Slug Nematodes For Beds, Borders And Pots\u003c\/h2\u003e\n\u003cp\u003eThe pearl format allows gradual release rather than a single application. This makes them suitable for raised beds, planting areas and containers where continued soil contact helps support slug control.\u003c\/p\u003e\n\u003ch2\u003eHow To Apply Long Life Slug Nematodes In The Garden\u003c\/h2\u003e\n\u003cp\u003eApply approximately 15g per m², around one and a half teaspoons, onto moist soil. Spread evenly across the area and water thoroughly after application to activate the pearls.\u003c\/p\u003e\n\u003ch2\u003eWhen To Use Long Life Slug Nematodes\u003c\/h2\u003e\n\u003cp\u003eApply in the evening or during dull, damp conditions. Soil temperature should be at least 5°C, and the soil should remain moist for 3 to 4 weeks after application. Main application periods are March to April and September to October.\u003c\/p\u003e\n\u003ch2\u003eStorage Information For Long Life Slug Nematodes\u003c\/h2\u003e\n\u003cp\u003eThis long life format can be stored until the expiry date printed on the pack, allowing you to buy in advance. Keep in the original breathable packaging in a cool place, away from heat and direct sunlight. Do not refrigerate or store in airtight containers.\u003c\/p\u003e\n\u003ch2\u003eBenefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTargets slugs in soil around garden plants\u003c\/li\u003e\n\u003cli\u003eSlow release pearls support gradual application\u003c\/li\u003e\n\u003cli\u003eSuitable for beds, borders, raised beds, pots and containers\u003c\/li\u003e\n\u003cli\u003eCan be used in stages before expiry\u003c\/li\u003e\n\u003cli\u003eStored at room temperature under suitable conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eContains: Phasmarhabditis californica\u003c\/li\u003e\n\u003cli\u003eCoverage: up to 20m²\u003c\/li\u003e\n\u003cli\u003ePack weight: approx 280g\u003c\/li\u003e\n\u003cli\u003eContents: 15 million nematodes\u003c\/li\u003e\n\u003cli\u003eApplication rate: approx 15g per m²\u003c\/li\u003e\n\u003cli\u003eUse areas: beds, borders, raised beds, pots and containers\u003c\/li\u003e\n\u003cli\u003eStorage: cool place in original breathable packaging\u003c\/li\u003e\n\u003cli\u003eRefrigeration: not required\u003c\/li\u003e\n\u003cli\u003eCurrent batch expiry: 10\/10\/2026\u003c\/li\u003e\n\u003cli\u003eSize: 20m² pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan long life slug nematodes be used around newly planted crops?\u003c\/h3\u003e\n\u003cp\u003eYes, they can be applied around newly planted areas where young plants may be vulnerable to slug feeding.\u003c\/p\u003e\n\u003ch3\u003eCan I apply long life slug nematodes after rain?\u003c\/h3\u003e\n\u003cp\u003eYes, damp soil following rainfall is suitable, as moisture helps activate the pearls and supports conditions after application.\u003c\/p\u003e\n\u003ch3\u003eAre long life slug nematodes suitable for containers?\u003c\/h3\u003e\n\u003cp\u003eYes, they can be used in pots and planters, provided the compost or soil is evenly covered and watered in.\u003c\/p\u003e\n\u003ch3\u003eCan the pack be used across different areas?\u003c\/h3\u003e\n\u003cp\u003eYes, the contents can be divided between different areas of the garden where slug activity is present.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between long life and standard nematodes?\u003c\/h3\u003e\n\u003cp\u003eThe key difference is storage. Long life nematodes can be stored until the printed expiry date, giving more flexibility on when to apply them.\u003c\/p\u003e","brand":"Gardening Naturally","offers":[{"title":"Default Title","offer_id":52972038848854,"sku":"LSN20","price":18.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/5174\/8438\/files\/pack-slug-nematodes.png?v=1774902415"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/5174\/8438\/collections\/Slug_Nematodes_9.png?v=1775047260","url":"https:\/\/slug-nematodes.co.uk\/collections\/slug-nematodes.oembed","provider":"Slug Nematodes","version":"1.0","type":"link"}