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Bonide Captain Jack's Organic Natural Concentrate Garden insect killer 16 -fl oz

Name: Bonide Captain Jack's Organic Natural Concentrate Garden insect killer 16 -fl oz
Brand: Bonide
SKU: 5005519271
Price: 17.98 USD
Availability: InStock
Rating: 4.5 (435 reviews)

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4.5

435

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Protect your lawn and garden with NeemMax from Captain Jack’s. The active ingredient, Cold Pressed Neem Oil, is an effective multi-purpose insecticide, fungicide, miticide and nematicide. Captain Jack’s NeemMax is approved for organic gardening and can be used both indoors and outdoors for broad spectrum control. Apply to a variety of plants in your lawn and garden including vegetables, fruits, trees, nuts, vines, citrus, ornamentals, flowers, shrubs, grasses and houseplants. NeemMax controls listed insects including aphids, beetles, stinkbugs, caterpillars, spider mites and more. With NeemMax, prevent and control diseases like powdery mildew, botrytis, stem mildew and more. This concentrated product arrives ready-to-mix with water. One pint (16 oz) of concentrate makes up to 20 gallons of solution. To use, shake well and mix with water according to label directions. Apply as a foliar spray or soil drench to affected plants to control pests and diseases. For full use instructions, please see product label.

Captain Jack's NeemMax oil is a perfect pest control solution for any garden dealing with mites, flies, mildew and more- this product is a 4-in-1 fungicide, miticide, insecticide & nematicide
Captain Jack's NeemMax contains cold pressed neem oil and requires only water for the appropriate use dilution
Kills all stages of insects - Bonide's 4-in-1 neem oil is great because it kills the egg, larvae and adult stages of insects while also preventing the fungal attack of plant tissues
In addition to being useful for ridding your garden of insects and other pests, this neem oil makes a great dormant spray to help protect your plants throughout all seasons
Derived from the neem seed, our product is great for use on roses, flowers, vegetables, fruits, herbs, indoor houseplants, trees and shrubs
Seller warrants that this product complies with the specifications listed expressed in this label
Approved for organic gardening

General
Primary Active Ingredient	Neem Oil	Type	Pour bottle
Contains Bait	N/A (Bait)	Application Method	Tank sprayer
Pest Control Type	Controls pests	Unit of Measure	Fluid ounce(s)
Reapplication Period	0-2 weeks	Unit of Measure Quantity	16
Pest Common Name	Aphids	Series Name	Captain Jack's
Package Quantity	1	Area of Use	All purpose

Dimensions
Maximum Coverage Area (Sq. Feet)	1000

Features
Applicator Included	No	Recommended for Scorpions	No
Recommended for Ants	No	Recommended for Spiders	No
Recommended for Carpenter Ants	No	Recommended for Termites	No
Recommended for Fire Ants	No	Recommended for Ticks	No
Recommended for Flies	No	Recommended for Wasps	No
Recommended for Japanese Beetles	Yes	Recommended for Moths	Yes
Recommended for Roaches	No	Recommended for Grubs	Yes
Recommended for Slugs	No	Recommended for Fruit Flies	Yes
Recommended for Stink Bugs	Yes	Recommended for Mites	Yes
Recommended for Yellow Jackets	No	Recommended for Spotted Lantern Fly	No
Recommended for Aphids	Yes	Recommended for Armyworm	Yes
Recommended for Asian Lady Beetles	No	Delivery System	Liquid
Recommended for Bed Bugs	No	Duration of Effectiveness	5 days
Recommended for Carpenter Bees	No	Indoor/Outdoor	Outdoor
Recommended for Chinch Bugs	No	Organic	Yes
Recommended for Cutworms	No	Applicator Type	Refill
Recommended for Earwigs	No	Lowe's Exclusive	No
Recommended for Fleas	No	Odorless	No
Recommended for German Cockroaches	No	Concentrated/Ready-to-Use	Concentrate
Recommended for Hornets	No	Natural	Yes
Recommended for Mosquitos	No

Certifications
CA Residents: Prop 65 Warning(s)	No	EPA Registration Number	88760-10-4
OMRI Listed	No

Warranty
Warranty	30-day limited

Compatibility
Safe for Plants	Yes	For Use in Pantries	No
For Use in Bathrooms	No	For Use on Lawns	Yes
For Use in Kitchens	No	For Use in Gardens	Yes

Miscellaneous
UNSPSC	10191500

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Review

4.5 out of 5

435 Reviews

88% Recommend this product

Ratings may include incentivized customer reviews.

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+ 94

What Customers Are Saying

Customers overwhelmingly praise this natural concentrate for its exceptional effectiveness against aphids, whiteflies, gnats, spider mites, and powdery mildew. Reviewers consistently highlight the organic, non-toxic formula as a safer alternative to synthetic pesticides, valuing its safety for vegetables, pets, and the environment. Many appreciate the concentrate format, noting that a little goes a long way and makes up to 20 gallons of solution, offering excellent value. Users find it easy to mix and apply with standard sprayers. A few mention the strong odor and note limited effectiveness against Japanese beetles, requiring repeated applications on some pests. Overall, most customers consider it an essential, highly effective solution for organic gardening.

Customer review summary generated by AI, including incentivized reviews.

435 Customer Reviews

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Very good

The products work very well.

RedheadOctober 3, 2026
Verified Purchaser

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Would Recommend

I just bought this and already seeing an improvement

Me29September 27, 2026
Verified Purchaser

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Works great for spider mites

Would Recommend

Helped out with my spider mites. Great value for size.

Gj98September 23, 2026
Verified Purchaser

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Product

Would Recommend

Such a great product easy to use. It works I have used this product before.

Pop3524September 22, 2026
Verified Purchaser

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Good Stuff

Would Recommend

This seems to work very well against butterfly caterpillars that are attacking my new Tangelo tree leaves. Have to apply each time it rains though but that is fine.

Observer_75September 20, 2026
Verified Purchaser

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Response from Team Bonide

Thank you for sharing your experience! We’re glad to hear Captain Jack’s Deadbug Brew is helping with the caterpillars on your Tangelo tree. We appre... Read More

Team BonideSeptember 22, 2026

Basic

Captain Jack’s

Would Recommend

Captain Jack’s was effective in controlling bag worms in my garden.

JoAnnSeptember 16, 2026
Verified Purchaser

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ease of use

Would Recommend

This product is easy to use and instructions are easy to follow. I was having a problem with fungus and sod worms, and it have greatly reduced the amount of drying grass and revived our lawn.

DamagedSeptember 16, 2026
Verified Purchaser

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COMPARE PRODUCTS

		Name	Current Item BonideCaptain Jack's Organic Natural Concentrate Garden insect killer 16 -fl oz
		Ratings	435
		Application Method	Tank sprayer
		Primary Active Ingredient	Neem Oil
		Type	Pour bottle
SpectracideMalathion Concentrate Insect killer 32 -fl oz	BonideCaptain Jack's Organic Natural Concentrate Garden insect killer 1 -Quart	BioAdvanced24 Hour Grub killer 10 -lb	BonideCaptain Jack's Organic Natural Hose end sprayer Concentrate Garden insect killer 16 -fl oz	MontereyB.T. Insecticide OMRI listed Natural Concentrate Insect killer 16 -fl oz	BioAdvanced3-in-1 Concentrate Insect disease and mite control 32 -fl oz	BonideOrganic Natural Concentrate Insect disease and mite control 1 -Gallon	SevinGranules Lawn insect control 20 -lb	BioAdvanced3-in-1 Hose end sprayer Insect disease and mite control 32 -fl oz
236	87	833	105	86	176	107	898	231
Tank sprayer	Tank sprayer	Spreader	Hose end sprayer	Tank sprayer	Tank sprayer	Tank sprayer	Spreader	Hose end sprayer
Malathion	Spinosad	Trichlorfon	Neem Oil	Bacillus thuringiensis	0.57% Bifenthrin 0.53% Myclobutani	Mineral Oil	0.029% Zeta-Cypermethrin and 0.115% Bifenthrin	0.57% Bifenthrin 0.53% Myclobutanil
Pour bottle	Pour bottle	Bag	Spray	Pour bottle	Pour bottle	Pour bottle	Bag	Spray

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