GROW1 Pump Sprayer – 4 Liter / 1 Gallon Handheld Pressure Sprayer for Gardening & Grow Rooms

The GROW1 Pump Sprayer (4L / 1 Gallon) is a compact and efficient handheld pressure sprayer designed for everyday plant care in grow rooms, greenhouses, and gardens. Ideal for watering, foliar feeding, and applying plant treatments, this sprayer delivers consistent pressure for smooth, even coverage.

With a 4-liter (1 gallon) capacity, it’s lightweight and easy to maneuver—perfect for smaller spaces and quick tasks. The adjustable spray nozzle allows you to switch between fine mist and direct spray, while the ergonomic pump handle ensures comfortable use. Built with durable materials, the GROW1 sprayer is reliable for regular indoor and outdoor use.

Key Features:

• 4 liter / 1 gallon pump sprayer

• Handheld pressure sprayer with manual pump

• Ideal for water, nutrients, and foliar sprays

• Adjustable nozzle for mist or stream

• Lightweight and easy to carry

• Ergonomic handle for comfortable operation

• Durable construction for long-term use

• Perfect for grow rooms, greenhouses & gardens