
- Take one eighth of the pack contents and add to an 8 litre (2 gallon) watering can.
- Fill the can with fresh water and mix thoroughly.
- Apply the Nemaslug immediately (within 1 hour), using a course roseon the can to one eighth of the soil area to be treated.
- Take one quarter of the pack contents and add to an 8 litre (2 gallon) watering can.
- Fill the can with fresh water and mix thoroughly.
- Apply the Nemaslug immediately (within 1 hour), using a course rose on the can to one quarter of the soil area to be treated.
How do you use Nemaslug to control slugs?
A regular regime of using Nemaslug every six weeks is the best way to keep slugs at bay throughout the growing season. Nemaslug uses the nematode Phasmarhabditis hermaphrodita. One application of Nemaslug provides 300,000 nematodes for every square metre of soil, giving at least six weeks control of slugs.
When should I apply Nemaslug?
So you can delay applying Nemaslug till 6-7 weeks before harvest, when the tubers are most likely to be eaten by slugs. A regular regime of using Nemaslug every six weeks is the best way to keep slugs at bay throughout the growing season. Nemaslug uses the nematode Phasmarhabditis hermaphrodita.
How do you make Nemaslug?
1 Take one quarter of the pack contents and add to an 8 litre (2 gallon) watering can. 2 Fill the can with fresh water and mix thoroughly. 3 Apply the Nemaslug immediately (within 1 hour), using a course rose on the can to one quarter of the soil area to be treated. More items...
Does Nemaslug work in cold weather?
Nematodes are capable of surviving the odd frost, so don’t worry if the temperature falls after you have applied Nemaslug. Metaldehyde based slug pellets are reported not to be effective below 7ºC. Unlike some controls, Nemaslug continues to work well during wet weather – exactly when you need protection against slugs!

How long does Nemaslug take to work?
Nemaslug is easy to apply and does not leave any unsightly residues. Slugs treated with Nemaslug will stop feeding in 3 days and die in about a week. The majority of the slugs will die underground, so don't expect to see dead slugs lying around. Apply to moist soil.
Is Nemaslug effective against snails?
Nemaslug is particularly effective in wet conditions, when slugs are at their worst and pellets are at their least effective. Nemaslug will kill snails, and many retailers sell it for that purpose, however Nemaslug is not generally an effective snail treatment due to the snail lifecycle.
How do you apply nematodes with a watering can?
0:302:33How to Apply Beneficial Nematodes from Organic Control - YouTubeYouTubeStart of suggested clipEnd of suggested clipOr a watering can and if you're using a hose end sprayer you just need one gallon of water. So theMoreOr a watering can and if you're using a hose end sprayer you just need one gallon of water. So the process is really simple. I. Open up the beneficial nematodes they're suspended in vermiculite.
Can you use nematodes after use by date?
No. However, we can no longer guarantee that the indicated numbers of nematodes on the pack are still active. As a result, the efficacy can no longer be guaranteed. It does not mean that, i.e. 1 week after “use by “date, no effects are to be expected.
How often should you apply nematodes?
It is best to make at least two applications, separated by 7-10 days in order to stagger the life cycles of the nematodes and to assure complete coverage. In cases of severe infestations, applications should be made every 7-10 days or until infestation subsides.
How long does Nemaslug last?
six weeksEach application of Nemaslug® will control slugs for six weeks, so for a slug free garden, apply Nemaslug® every 6 weeks. Nemaslug is a perishable product (it will keep for 2 weeks in the fridge), so order when you are ready to apply or select your dispatch date below.
What month do you apply nematodes?
When do I apply them? Nematodes are most effective when the soil temperature reaches about 15C. This is weather dependent year to year but it is usually around mid May. When you see them available in your local garden centers, it is the correct time to apply them, not before.
What is the best way to apply nematodes?
You can apply them using a watering can, sprayer and hose attachment or misting system. It's a good idea to apply your nematodes during low light periods (morning or evening are best). It is very important that you mix and apply your nematodes quickly so they don't 'expire' in the can.
When Should nematodes be applied?
Nematodes should be applied when light levels are low. They are light sensitive, so apply them in the very early morning or at dusk.
How effective is Nemaslug?
Nemaslug is easy to apply and does not leave any unsightly residues. Slugs treated with Nemaslug will stop feeding in 3 days and die in about a week. The majority of the slugs will die underground, so don't expect to see dead slugs lying around.
How long can I keep Nemaslug in the fridge?
How long does Nemaslug keep? Four weeks from manufacture, if refrigerated.
Do nematodes really work?
Beneficial nematodes are natural and effective for getting rid of target pests, but they have disadvantages, too, including: They only work for pests in your soil. They will not harm pests that live and feed on plant leaves (unless those pests have a soil-dwelling stage in their life cycle).
What is a good snail repellent?
Sage, rosemary, parsley, and thyme are all beautiful additions to your garden and also deter snails. Plant them in a border around your garden and between vulnerable plants to ward of slugs and snails. It also means you get a beautiful, additional herb garden to use in your cooking!
How effective is Nemaslug?
Nemaslug is easy to apply and does not leave any unsightly residues. Slugs treated with Nemaslug will stop feeding in 3 days and die in about a week. The majority of the slugs will die underground, so don't expect to see dead slugs lying around.
Do nematodes work on snails?
Biological control: Nematodes There is a microscopic nematode Phasmarhabditis hermaphrodita which kills slugs - particularly small, soil-dwelling ones - but not snails.
How do I get rid of snails?
Here are a few tactics we recommend:Use Bait. ... Use Traps. ... Use Barriers and Repellents. ... Introduce Predators. ... Plant Snail-Resistant Plants. ... Kill Snails With Salt, Chemicals, or Pesticides. ... Adjust Your Watering Schedule. ... Seal all Gaps.More items...•
Treatment Area and Preparation
New! Please click to see images of the new Nemasys and Nemaslug packs.
Application Methods
Follow the instructions on the pack, they will be up to date and incorporate any changes. There are two main methods of applying Nemaslug; with a watering can, or with a garden hose fitted with a hose end sprayer. Please note that Nemaslug may kill water snails, so if you have a pond or water course avoid applying within 15cm.
How Nemaslug Nematodes Work
These specially selected nematodes attack the pest by entering natural body openings or by penetrating the insect cuticle directly.
Nemaslug facts
Nemaslug uses the nematode Phasmarhabditis hermaphrodita. One application of Nemaslug provides 300,000 nematodes for every square metre of soil, giving at least six weeks control of slugs. This is generally enough time for seedlings and bedding plants to get well established.
40m2 Nemaslug - Watering can application
Take one quarter of the pack contents and add to an 8 litre (2 gallon) watering can.
100m2 Nemaslug - Watering can application
Take one eighth of the pack contents and add to an 8 litre (2 gallon) watering can.
Click here to view our full range of Nemaslug nematodes
The soil temperature should be 5ºC (40ºF) or over (this is also when plants start to grow). Nematodes are capable of surviving the odd frost; so don't worry if the temperature falls after you have applied Nemaslug. Metaldehyde based slug pellets are reported not to be effective below 7ºC.
Nemaslug facts
Nemaslug uses the nematode Phasmarhabditis hermaphrodita. One application of Nemaslug provides 300,000 nematodes for every square metre of soil, giving at least six weeks control of slugs. This is generally enough time for seedlings and bedding plants to get well established.
Tomato Trial
I used nematodes during my Tomato Trial. To see all my Tomato Trials, please click here.
Calendar of Specialist Plant Fairs, Festivals, Sales, Seeds and Plants Swaps
To see a calendar of Specialist Plant Fairs, Festivals, Sales, and Plant and Seed Swaps, please click here.
Scented Daffodil Trial Reports
To see the results of my third Scented Daffodil Trial, please click here.
Slug and Snail Trials
To see the results of my Slug and Snail Trial and discover the best methods of protecting your plants from slugs and snails, please click here.

Treatment Area and Preparation
Application Methods
- Follow the instructions on the pack, they will be up to date and incorporate any changes. There are two main methods of applying Nemaslug; with a watering can, or with a garden hose fitted with a hose end sprayer. Please note that Nemaslug may kill water snails, so if you have a pond or water course avoid applying within 15cm.
Getting Results
- Nemaslug is fast and effective, but it will not kill a slug instantly on contact. The nematodes need to infect the slug, this may take a few days, the slug will then stop feeding and die. Large slugs, above about 8cm, are less vulnerable to Nemaslug. Most slugs and certainly juvenile slugs are active below the surface, Nemaslug is very effective at stopping a slug problem from developing…
Reapplying
- Depending on soil and weather conditions a single treatment of Nemaslug will be effective for six weeks. It is a good idea to apply at the start and end of the season (March/April and October/November) to kill off early generations and those over-wintering for the following season. A full season's continuous treatment would take 6 x 6 weekly applications, that is 6 packs in tota…