4-Inch Tall Water Reservoir | Fits All Our 4” Pots | Optional Humidity Dome & Hanging Basket

Give your plants consistent, reliable hydration with our 4-inch tall self-watering reservoir insert. Designed to pair seamlessly with any of our 4-inch pots, this reservoir provides extended moisture retention while keeping your plant setup clean and modern.

For added functionality, a second reservoir can be placed on top to create a humidity dome—simply secure both pieces using our stabilizing pin for a snug, wobble-free fit.

Key Features

Self-Watering Hydration

The tall reservoir stores an extended amount of water, delivering moisture gradually to keep plants consistently hydrated while minimizing overwatering.

Transparent Construction

The clear body makes it easy to check soil moisture and root activity at a glance, offering quick insight into your plant’s health.

Universal 4-Inch Fit

Designed to fit all of our 4" planters, making it ideal for small to medium plants, herbs, tropical starters, and succulents.

Hanging Basket Compatibility

Add a hanger (sold separately) to instantly convert your setup into a space-saving hanging planter—great for vertical gardening.

Modern, Minimalist Style

A sleek, transparent finish (Clear or Black Clear) blends naturally into any home décor, plant shelf, or grow environment.

Specifications

• Material: High-clarity, durable plastic

• Colors: Clear, Black Clear. Hangers only come in frost clear, no black hangers.

• Dimensions: Refer to the size guide in the product photos

• Set: a set is 1 planter pot and 1 water reservoir. Please add an additional water reservoir to serve as the dome.

Benefits

• Extends time between waterings

• Supports healthier root systems

• Helps prevent root rot caused by excess moisture

• Allows visual monitoring of water levels and roots

• Functions as a standard pot base, humidity dome, or hanging planter base

• A clean, modern accessory for any plant setup