gravel tray for indoor plants Watertight Gravel Tray 100cm x 40cm Black

gravel tray for indoor plants Watertight Gravel Tray 100cm x 40cm BlackThis black watertight gravel tray is a fully sealed plant tray designed for use with gravel, clay granules or capillary matting. It creates a controlled humidity zone or shallow water reservoir beneath pots and seed trays, helping manage drainage while preventing spills onto staging, benches and indoor surfaces. Suitable for home gardeners, greenhouse growers and professional nurseries. Watertight Gravel Tray For Greenhouse Staging Use this tray on

This black watertight gravel tray is a fully sealed plant tray designed for use with gravel, clay granules or capillary matting.

It creates a controlled humidity zone or shallow water reservoir beneath pots and seed trays, helping manage drainage while preventing spills onto staging, benches and indoor surfaces.

Suitable for home gardeners, greenhouse growers and professional nurseries.

Watertight Gravel Tray For Greenhouse Staging

Use this tray on greenhouse staging to contain runoff and keep growing areas tidier. Add gravel or clay granules to raise pots slightly and increase humidity around plants, or use it with capillary matting to support steady moisture uptake.

Gravel Tray For Indoor Plant Shelves And Windowsills

Place the tray under houseplants to protect windowsills, conservatories and plant stands from water marks. The watertight base safely holds excess water, making it easier to water plants indoors without mess.

Bottom Watering Tray For Pots And Seed Trays

This tray can be used for bottom watering seed trays and plant pots by holding a shallow reservoir of water. It is also useful when feeding plants, helping contain liquid runoff while keeping compost from sitting in uncontrolled puddles.

Strong Watertight Tray Made From Recycled Plastic

Made from recycled polypropylene, this tray provides a stable base for fully watered compost and mature plants. The rigid design supports weight evenly and is suitable for repeated seasonal use.

UV Stable Watertight Gravel Tray For Indoor Or Outdoor Use

The black recycled plastic is UV stable and tolerant of temperature changes, making it suitable for greenhouse, patio or indoor growing areas across the season.

Specifications

Length: 100cm (39.5 inches)
Width: 40cm (16 inches)
Height: 5cm (2 inches)
Material: Recycled polypropylene
Colour: Black
Design: Fully watertight base with raised edges

Frequently Asked Questions

What is a watertight gravel tray used for?

It is used to hold gravel, clay granules or capillary matting to create localised humidity or a shallow water reservoir beneath plant pots and seed trays.

Can this watertight gravel tray be used indoors?

Yes. It is suitable for windowsills, conservatories and plant shelves to contain drainage and protect surfaces from water damage.

Can I use this watertight gravel tray without gravel?

Yes. It can be used empty to collect drainage, hold water for bottom watering, or contain runoff when feeding plants.