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

Ratings & Reviews for Bonide Captain Jack's 16 -fl oz Organic Natural Concentrate Garden insect killer

4.5
349
Review
 4.5 out of 5
352 Reviews


84% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

The neem oil-based product is an effective and versatile organic pest control solution. It successfully repels and eliminates a wide range of pests, including insects, mites, and fungus, on both indoor and outdoor plants. The formula is praised for being safe and gentle, without harming plants or the environment. For best results, it should be used proactively and consistently, though some customers noted it may need reapplication after heavy rain. While a few experienced issues with effectiveness or plant damage, the majority of customers are very satisfied with the product's performance.

Customer review summary generated by AI, including incentivized reviews.
352 Customer Reviews

Good stuff

Would Recommend

Works great on fruit trees and makes several gallons

May 13, 2026
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ok

thot it was easy to apply - hope product works

May 11, 2026
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Neem oil

Would Recommend

Good value for money concentrate lasts a long time effectively kills aphids and whitefiles

May 8, 2026
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Works well

Would Recommend

Worked well on killing the knats but did yellow the veggie plants a bit but could be due to strength I used

May 6, 2026
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Pest deterrent and safe for vegetables

Would Recommend

The neem oil worked great on our herbs to get rid of little inchworm type bugs eating the leaves.

May 6, 2026
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Works great

Would Recommend

Good

May 4, 2026
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Works

Would Recommend

This is a great product. We've used it in our previous gardens.

May 3, 2026
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Caption Jack Neem Oil

Would Recommend

Easy to apply. Works well

May 2, 2026
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It is si easy to apply.

Would Recommend

How effective it is I ise it on all my plants that are magnets for mites.

May 2, 2026
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very sludgy

Would Recommend

much cheaper than buying premixed but be aware that it's almost a semi-solid and you'll have to consult the documents on the proper mix ratio for your needs. The lid doubles as a built in measuring cup but because of the oily nature of the product, you might just want to use something else or you'll have to spend time really cleaning it before inverting back on the package...lid might be better for a tank size sprayer for accuracy but if making your own 32 ounce or so spray bottle, won't be a...

May 1, 2026
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