What is a systemic insecticide?

A systemic insecticide is a type of pesticide that is absorbed by plants and can spread throughout their tissues, making the entire plant toxic to pests. This means that when insects feed on any part of the plant, they ingest the insecticide, leading to effective pest control. These products are particularly effective against sap-sucking insects like aphids and whiteflies. For example, if you're treating a rose bush affected by aphids, applying a systemic insecticide will ensure the sap in the rose's stems and leaves contains the active ingredient, thereby eliminating the pests.

How does systemic insecticide work?

Systemic insecticides work by entering the plant's vascular system after application. Once absorbed, they circulate through the plant, providing thorough protection by making the entire plant toxic to targeted pests. This process is particularly beneficial for controlling pests that are difficult to target with traditional sprays. For instance, if you're struggling with a mealybug infestation in your indoor plants, applying a systemic insecticide allows the active ingredient to reach even the hidden bugs deep within the plant, ensuring better pest management.

What types of plants can be treated with systemic insecticides?

Systemic insecticides can be used on a wide variety of plants, both ornamental and edible. They are commonly applied to trees, shrubs, flowers, and vegetables. However, care must be taken with edible plants to ensure the ingredients are safe for consumption. For example, if you have a tomato plant infested with hornworms, using a systemic insecticide can effectively eliminate the pests while protecting your crops. Always check the product label to ensure it is safe for the specific plants you intend to treat.

Are systemic insecticides safe for pets and humans?

While systemic insecticides can be effective for pest control, their safety depends on the active ingredients used in each formulation. Many products are designed to minimize risk to pets and humans when used as directed. However, it’s essential to follow label instructions carefully and avoid contact until the product has appropriately dried or absorbed. For example, if you’ve treated your garden, it’s advisable to keep pets away from the area after application until it is fully absorbed, ensuring a safe environment for your loved ones.

How long does it take for a systemic insecticide to work?

The time it takes for systemic insecticides to show results can vary based on the specific product and the type of pest being targeted. Typically, you may begin to see a reduction in insect populations within a few days to weeks after application. For example, if you're treating a tree for an infestation of borers, you may notice fewer signs of damage within a week, as the insecticide works its way through the tree's system. Patience is key, as some pests might take longer to be affected.

Can systemic insecticides be used in combination with other pest control methods?

Yes, systemic insecticides can be effectively integrated with other pest control strategies, such as cultural controls, natural predators, or mechanical methods. Using an integrated pest management approach can enhance overall pest control results. For example, if you are using a systemic insecticide to target beetles in your garden, supplementing it with beneficial insects like ladybugs can provide an extra layer of protection against any remaining pests. This comprehensive method helps ensure your plants remain healthy and pest-free.

What precautions should I take when applying systemic insecticides?

When applying systemic insecticides, it’s essential to read and follow label instructions meticulously. Wear appropriate protective clothing, such as gloves and a mask, to ensure safety during application. Additionally, avoid application on windy days to prevent drift to non-target plants and areas. A scenario to consider is treating an outdoor garden; applying in the early morning or late evening when wind speeds are lower can ensure effective and safe application. Always wash your hands thoroughly after handling any pesticide.

Are there any environmental concerns with systemic insecticides?

Yes, there are environmental concerns associated with systemic insecticides, particularly regarding their potential impact on non-target species, including beneficial insects and aquatic life. Careful consideration should be taken to minimize runoff and application near water sources. For instance, if you are treating plants near a pond, it’s important to follow application guidelines to reduce environmental contamination. Opting for biopesticides or products specifically labeled for environmental safety can help mitigate these concerns.

What pests are effectively controlled by systemic insecticides?

Systemic insecticides are particularly effective against a variety of pests, including aphids, whiteflies, spider mites, and certain beetles. These pests are often difficult to manage because they may hide on the undersides of leaves or inside plant tissues. For instance, if you have an infestation of aphids on your flowering plants, applying a systemic insecticide can help control them more effectively than surface treatments, as it targets them from within the plant itself, leading to improved pest management outcomes.

Where can I buy systemic insecticide in New Zealand?

You can conveniently purchase systemic insecticide through Ubuy in New Zealand. Ubuy offers a wide range of options that cater to both home gardeners and larger agricultural needs, ensuring you find the right product to tackle your pest problems effectively. Their user-friendly platform allows you to compare different brands and types, making it easy to select the best systemic insecticide for your specific needs.

How to Shop Systemic Insecticide Online From Ubuy?

It’s easy to shop Systemic Insecticide online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Systemic Insecticide Available to Shop Online in New Zealand?

Yes, at Ubuy New Zealand this product is available for you to shop at a reasonable price. The Systemic Insecticide is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Criterion 75 WSP

Criterion 75 WSP provides superior pest control for ornamental plants with its long-lasting action and low usage rate.

Criterion 75 WSP

Item #: 19938629

Systemic Insecticide

89% of respondents would recommend this to a friend

Item #: 19938629

NZD 130

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Criterion 75 WSP provides superior pest control for ornamental plants with its long-lasting action and low usage rate.

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What Stands Out

Broad-Spectrum Efficacy

Effectively targets a wide variety of pests while sparing beneficial insects, ensuring a balanced ecosystem in gardens and landscapes.

Long-Lasting Protection

Formulated for extended residual activity, this systemic insecticide safeguards plants for weeks, reducing the need for frequent applications and saving time.

Root Uptake

Incorporated into the plant's system, it provides thorough internal protection by reaching pests hiding in soil or foliage, resulting in more effective pest management.

Product Details

Broad-spectrum systemic action for thorough pest control
Outstanding preventive and curative control for long-lasting protection
Long residual activity ensures continuous pest management
Usage rates up to 96% lower than many registered soil insecticides, ensuring cost-effectiveness
Industry's longest-lasting grub control with exceptional efficacy
Disrupts insect behavior by interfering with nerve impulses, leading to cessation of feeding and reproduction

Brand Name	Criterion 75 WSP
Manufacturer	Bayer
Target Species	Insects
Item Weight	5 lbs (2.27 kg)

Who Should Buy?

Home Gardeners
Ideal for home gardeners seeking to eliminate persistent pests affecting their flowers and vegetable plants effectively.
Commercial Farms
Useful for large-scale farmers needing to manage insect infestations efficiently to protect their crops from damage.
Landscape Professionals
Suitable for landscapers who require long-lasting insect control solutions for maintaining healthy plants and landscapes.

Indoor Use
Not suited for indoor plants as the chemicals can affect air quality and may harm pets.

Product Description

Systemic Insecticide

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Customer Questions & Answers

Question: How to Shop Systemic Insecticide Online From Ubuy?

Answer: It’s easy to shop Systemic Insecticide online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Systemic Insecticide Available to Shop Online in New Zealand?

Answer: Yes, at Ubuy New Zealand this product is available for you to shop at a reasonable price. The Systemic Insecticide is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Criterion 75 WSP Spray Concentrates Editorial Review

Systemic Insecticide is a powerful solution for tackling various insect issues in your garden, especially effective against magnolia scale, aphids, and beetles. Users have reported impressive results, noting significant improvements in the health and growth of trees such as oaks and crepe myrtles after just a few applications. This product utilizes imidacloprid, known for its efficacy, which allows it to work systemically. Simply mix it with water and apply as a drench to enable the roots to absorb the solution. However, caution is advised as it can harm beneficial insects like bees. Overall, many recommend this product for its efficiency and ease of use in maintaining plant health.

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Pros

Effectively treats mealy bugs and other harmful insects
Quickly improves tree health and appearance
Systemic application promotes root absorption
Cost-effective compared to professional services
Works well for a variety of tree species

Cons

Care must be taken to avoid harming beneficial insects

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4.2/5 389 reviews

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Niccole

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“Great service tracking was provided as soon as it shipped it works well and is as pictured”

23 September 2026 · via Trustpilot

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“This was the first time I used Ubuy and I was very happy to find the products I wanted that weren’t available in NZ but through Ubuy I was able to purchase them and have them sent to me. They arrived within a reasonable time. I would definitely use Ubuy again.”

02 October 2026 · via Trustpilot

Simon

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“The product arrived promptly in good order well packaged”

04 October 2026 · via Trustpilot

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“Great service quick delivery. The platform clog is fab it looks great on my feet”

05 October 2026 · via Trustpilot

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“Fast and easy service”

07 Oct 2026 · via Trustpilot

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Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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NZD 130

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Systemic Insecticide

NZD 130

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What Stands Out

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Product Description

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Criterion 75 WSP Spray Concentrates Editorial Review

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