Bonide Captain Jack's Neem Oil Ready-to-Use Garden Spray 3.79 L — Organic Insecticide, Miticide & Fungicide

Bonide Captain Jack's Neem Oil 128 oz Ready-to-Use is an organic, multi-purpose spray that controls insects, mites and common fungal diseases across flowers, vegetables, shrubs and houseplants.

This ready-to-use formulation combines a clarified hydrophobic extract of neem oil into a convenient spray bottle so you can treat pests and plant diseases without mixing concentrated products. The 128 oz size is designed for larger gardens, farms, or repeated seasonal applications, and it arrives with an attached spray nozzle for immediate use. Approved for organic gardening, it provides a plant-safe option when used according to label directions.

How quickly does it work against pests and disease?

Effects can be noticed after application as neem oil disrupts insect feeding and life cycles and helps control fungal spores. It acts on multiple life stages of pests and provides contact control; repeated applications improve control over time.

• Targets eggs, larvae and adults for broad lifecycle coverage
• Helps suppress powdery mildew and rust when sprayed on foliage
• Reapply every 7–14 days or after heavy rain as needed

Can I use this on edible plants and how close to harvest?

Yes — this product is labelled for use in organic gardening and can be applied to fruits, vegetables, herbs and spices. It is formulated to be safe for food-bearing plants when directions are followed, including timing of applications related to harvest.

• Approved for use on vegetables, fruits, nuts, herbs and spices
• No pre-harvest interval required when used as directed — follow label instructions
• Shake well before spraying and fully cover plant surfaces for best protection

Which pests and diseases does it control best?

Captain Jack's Neem Oil works as an insecticide, miticide and fungicide, making it useful against a wide range of common garden problems. It is especially effective on soft-bodied insects and common foliar fungal infections when used as part of an integrated garden care routine.

• Controls aphids, whiteflies, spider mites and other soft-bodied insects
• Suppresses powdery mildew, rust and other common fungal diseases
• Suitable for roses, ornamentals, turf, trees, shrubs and houseplants

How do I apply the 128 oz ready-to-use bottle safely and effectively?

The product comes ready-to-use with a spray nozzle; there’s no measuring or mixing required. For best results, shake the bottle, spray until foliage is thoroughly coated, and repeat on a 7–14 day schedule or after heavy rains.

• Use the included spray nozzle; shake well before each application
• Cover upper and lower leaf surfaces, stems and affected areas thoroughly
• Avoid application in direct midday sun on hot days; follow all label precautions

Who is this for? Bonide Captain Jack's Neem Oil 128 oz Ready-to-Use is aimed at home gardeners, small-scale growers and property owners who want an organic-certified, easy-to-use option to manage insects, mites and foliar diseases across ornamental beds, vegetable plots, fruit trees and indoor plants. The large 128 oz size suits those with extensive gardens or repeated seasonal needs who prefer a ready-made spray with no mixing.