We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. By clicking “Accept”, you consent to the use of ALL the cookies.
Customise Consent Preferences

We use cookies to help you navigate efficiently and perform certain functions. You will find detailed information about all cookies under each consent category below.

The cookies that are categorised as "Necessary" are stored on your browser as they are essential for enabling the basic functionalities of the site. ... 

Always Active

Necessary cookies are required to enable the basic features of this site, such as providing secure log-in or adjusting your consent preferences. These cookies do not store any personally identifiable data.

No cookies to display.

Functional cookies help perform certain functionalities like sharing the content of the website on social media platforms, collecting feedback, and other third-party features.

No cookies to display.

Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics such as the number of visitors, bounce rate, traffic source, etc.

No cookies to display.

Performance cookies are used to understand and analyse the key performance indexes of the website which helps in delivering a better user experience for the visitors.

No cookies to display.

Advertisement cookies are used to provide visitors with customised advertisements based on the pages you visited previously and to analyse the effectiveness of the ad campaigns.

No cookies to display.

info@gardenonline.co.za
Newtown Fertilizers Logo
Select category
  • Select category
  • Farming Equipment
  • Fertilizers
    • Inorganic
      • Granular
      • Liquid / Water soluble
    • Organic
      • Granular, Pellets
      • Liquid / Water soluble
  • Garden & Home Care
    • Fungicides
    • Fungicides Organic
    • Garden & Home Tools
      • Axe, Hatchet Saws
      • Brooms, Mops, Scrubs, Duster, Brushes, Rakes
      • Covers & Protection
      • Dowel sticks, Twisty Ties
      • Garden Digging Tools
        • Spade, Fork, Hoe, Picks
      • Gloves
      • Plant Cutting Tools
      • Pressure Sprayers
      • Rain Gauges
      • Safety Equipment
      • Trimmer Line for Weedeater
    • Insecticides Organic (Natural)
    • Pest Control
      • ANTS
      • Fogger
      • Indoor
      • Outdoor
      • Ready to use sprays
    • Rat & Mouse Control-Indoor/Outdoor
    • Root Growth Stimulator
    • Tree Wound Seal
    • Weed Control
      • Long Term Control
      • Tree Control
      • Weeds in Lawn
      • Weeds in Paving
    • Wetter, Sticker, PH regulator
  • Garden Accessories
    • Birds Seeder and Wild bird seed
    • Garden Ornaments
    • Leaf Shine Cleaner
    • PH, Moisture Meter, Thermometer
    • Pots, Planting Bags, Germination Trays & Planting sticks
  • Garden Pool & Pond
    • Pool & Pond
    • Salt 50kg Bag
  • Garden Watering
    • Garden Hose
    • Garden Hose End Fittings
    • Irrigation
    • Sprinklers
    • Watering Cans
  • gardening
    • tools
  • HERBICIDES
  • Livestock & Animal Products
    • Bird Feed Feeders Fountains
    • Livestock Salts & Feeds
    • Pet Care
    • Snake & Geko Repellant
    • Vet Care
  • Miscellaneous Accessories
  • Organic Range
    • Bark Chips
    • Coir, Peat & Coco Peat Blocks
    • Compost & Acid Compost
    • Compost Activator
    • Earthworm / Vermicompost
    • Germination Mix & Seedling Soil
    • Kraal Manure & Manures
    • Lawn Dressing
    • Mulch
    • Organic Mixes
    • Potting Soil
    • Sands, soil & playpen sand
    • Septic Tank & Pit Toilet Treatment
    • Vermiculite, Perlite & Diatomaceous Earth
  • PEST CONTROL
    • Bedbugs
    • Cocroaches
  • Salt
    • SEED
Login / Register
1 item R31.00
Menu
Newtown Fertilizers Logo
1 item R31.00
Browse Categories
  • Farming Equipment
  • Fertilizers
    • Inorganic
    • Granular
    • Liquid / Water soluble
  • FUNGICIDES
  • Garden & Home Care
    • Fungicides
    • Fungicides Organic
    • Garden & Home Tools
      • Axe, Hatchet Saws
      • Brooms, Mops, Scrubs, Duster, Brushes, Rakes
      • Covers & Protection
      • Dowel sticks, Twisty Ties
      • Garden Digging Tools
      • Gloves
    • Insecticides Organic (Natural)
  • Garden Accessories
    • Birds Seeder and Wild bird seed
    • Garden Ornaments
    • Leaf Shine Cleaner
  • Garden Pool & Pond
  • Garden Watering
    • Garden Hose
    • Garden Hose End Fittings
    • Irrigation
  • Livestock & Animal Products
    • Bird Feed Feeders Fountains
    • Livestock Salts & Feeds
  • Organic Range
    • Mulch
    • Organic Mixes
    • Potting Soil
    • Sands, soil & playpen sand
    • Septic Tank & Pit Toilet Treatment
    • Vermiculite, Perlite & Diatomaceous Earth
  • PEST CONTROL
    • Rats and Mice
    • Termites
  • Salt
  • Home
  • About Us
  • Garden Shop
  • Agricultural Machinery
    • Agricultural Machinery
    • Pelletizer Machines
    • Walk Behind Tractor
  • Contact Us
“Efekto Supa-Kill Grain Bait 100gms” has been added to your basket. View basket
Grainguard
Click to enlarge
Home Garden & Home Care Pest Control Indoor Grainguard 500gm
Hymenopthor 450gms (Covers 450m2)
Hymenopthor 450gms (Covers 450m2) R606.00
Back to products
Invader Max powder
Invadermax 200gms R130.00

Grainguard 500gm

R122.00

1 in stock

Compare
Add to wishlist
Categories: Garden & Home Care, Indoor, Outdoor, Pest Control
Share:
  • Description
  • Additional information
  • Shipping & Delivery
Description

Active:� Mercaptithin and Permethrin powder used in the storage of grain. Safe for Human Consumption. 6-month treatment. Treatment before infestation of moths, weevils, or grain beetles. may be used to deter cockroaches, ants, and crawling insects around the home.

Additional information
Weight

0.555 kg

Dimensions

23 × 7.5 × 7.5 cm

Shipping & Delivery

Related products

Coopers rat & mouse blocks 500gm
Add to basket
Quick view
Compare
Add to wishlist

Coopers Rat & Mouse Blocks 500gms

Garden & Home Care, Rat & Mouse Control-Indoor/Outdoor
R250.00
Sold out
Select options
Quick view
Compare
Add to wishlist

Di-Rat-Blue Grain Bait 250gms, 500gms, 1kg, 2kg

Garden & Home Care, Rat & Mouse Control-Indoor/Outdoor
R55.00 – R280.00
Dynaroot 2 600gms powder rooting stimulator
Select options
Quick view
Compare
Add to wishlist

Dynaroot 2 Powder Rooting Stimulator

Garden & Home Care, Root Growth Stimulator
R75.00 – R435.00
Efekto No Weed Paving 750 ml
Add to basket
Quick view
Compare
Add to wishlist

Efekto No Weed Paving 750ml

Garden & Home Care, Weed Control, Weeds in Paving
R200.00
Margaret Roberts organic insect control
Select options
Quick view
Compare
Add to wishlist

Margaret Roberts Organic Insect Control 200ml

Garden & Home Care, Insecticides Organic (Natural)
R160.00 – R320.00
Paragone 200 SL 5 Ltr
Add to basket
Quick view
Compare
Add to wishlist

Paragone 200 SL 5Ltr

Garden & Home Care, Weed Control, Weeds in Paving
R960.00
Roundup 20 Ltr
Add to basket
Quick view
Compare
Add to wishlist

Roundup 540 20Ltr (Alternative available)

Garden & Home Care, Weed Control
R3,800.00
Sold out
Skatterkill for Weeds 1kg
Read more
Quick view
Compare
Add to wishlist

Scatterkill for Weeds 1kg

Garden & Home Care, Weed Control
R218.00

Contact Details

  • +27 (0)11 838-9153
  • +27 (0)11 492-1017
  • +27 (0)11 021-5924
  • info@gardenonline.co.za
  • orders@gardenonline.co.za
  • +27 (0)11 838-9154
  • +27 (0)86 203-5996

Payment Options

Business Hours

Monday7:30 – 17:00
Tuesday7:30 – 17:00
Wednesday7:30 – 17:00
Thursday7:30 – 16:30
Friday7:30 – 16:00
Saturday *8:00 – 13:00
* (Closed on Saturday in June & July)
© 2025 Newtown Fertilizer
  • Menu
  • Categories
  • Farming Equipment
  • Fertilizers
    • Inorganic
    • Granular
    • Liquid / Water soluble
  • FUNGICIDES
  • Garden & Home Care
    • Fungicides
    • Fungicides Organic
    • Garden & Home Tools
      • Axe, Hatchet Saws
      • Brooms, Mops, Scrubs, Duster, Brushes, Rakes
      • Covers & Protection
      • Dowel sticks, Twisty Ties
      • Garden Digging Tools
      • Gloves
    • Insecticides Organic (Natural)
  • Garden Accessories
    • Birds Seeder and Wild bird seed
    • Garden Ornaments
    • Leaf Shine Cleaner
  • Garden Pool & Pond
  • Garden Watering
    • Garden Hose
    • Garden Hose End Fittings
    • Irrigation
  • Livestock & Animal Products
    • Bird Feed Feeders Fountains
    • Livestock Salts & Feeds
  • Organic Range
    • Mulch
    • Organic Mixes
    • Potting Soil
    • Sands, soil & playpen sand
    • Septic Tank & Pit Toilet Treatment
    • Vermiculite, Perlite & Diatomaceous Earth
  • PEST CONTROL
    • Rats and Mice
    • Termites
  • Salt
  • Home
  • About Us
  • Garden Shop
  • Agricultural Machinery
    • Agricultural Machinery
    • Pelletizer Machines
    • Walk Behind Tractor
  • Contact Us
Shopping cart
Close
Sign in
Close

Lost your password?

No account yet?

Create an Account
Shop
Wishlist
1 item Cart
My account