Botanicare Tray 4 ft x 8 ft ID – Black – NO SHIPPING AVAILABLE

The Botanicare 4 ft x 8 ft ID Tray in black is a large-format flood tray designed for commercial and serious hobbyist hydroponic grows. It shares the same proven wall thickness and structural design as Botanicare’s widely-used white grow trays, now available in black for growers who prefer a light-blocking or aesthetically neutral option. The “ID” designation means the 4 ft x 8 ft measurement is the interior growing surface — the outer footprint is approximately 102.5 x 53.25 x 7 inches. Due to its size, this tray is available for in-store pickup or local freight delivery only; no standard shipping is available.

Botanicare 4 ft x 8 ft ID Tray Specifications

Outer dimensions sourced from supplier product listing (SKU 707047). “ID” = Interior Dimension, the usable growing surface measurement.

Why Choose the Botanicare 4 ft x 8 ft ID Tray

Botanicare’s grow trays have been a fixture in commercial and hobby hydroponic facilities for years, and the black ID series maintains the same specifications that made the white trays a standard reference point. Here is what distinguishes this tray from lower-cost alternatives:

• Proven wall construction: This black tray uses the same material thickness and structural design as Botanicare’s white grow trays — a design that has held up under the continuous wet environment of active hydroponic systems over many grow cycles.
• True interior-dimension sizing: The 4 ft x 8 ft measurement refers to the interior growing surface, not the outer footprint. This makes it straightforward to plan plant spacing, net pot layout, or rockwool slab placement without guessing how much usable area you actually have.
• 7-inch sidewall depth: The 7-inch depth provides meaningful containment for nutrient solution runoff, making it suitable for both ebb-and-flow (flood-and-drain) setups and drain-to-waste configurations where runoff volume can be significant.
• Black color option: Some growers prefer black trays to reduce algae growth in the tray itself, since algae requires light to establish. Black also matches dark-finished grow room infrastructure and can reduce visual clutter in multi-tray arrangements.
• Large single-piece format: At roughly 8.5 ft x 4.4 ft outer dimensions, this is a single-piece tray covering a full 4×8 canopy — no seams, no joins, no potential leak points that multi-piece tray systems can introduce.

Best Uses for the Botanicare 4 ft x 8 ft ID Tray

This tray fits a specific set of grow configurations. It works best when you need a large, single-piece containment surface and have the floor space and freight access to handle it.

• Ebb-and-flow (flood-and-drain) systems: The 7-inch depth provides adequate volume for flooding cycles. Pair with a reservoir, submersible pump, and timer for a complete flood-and-drain loop. A quality air pump in the reservoir helps maintain dissolved oxygen levels between flood cycles.
• Drain-to-waste growing on rockwool or coco: Lay slabs or blocks directly on the tray floor. Nutrient solution drains from the medium and is collected in the tray before draining to waste or a collection reservoir. The large surface area accommodates multiple slabs side by side in a single pass.
• NFT (nutrient film technique) channels mounted over the tray: Use the tray as a catch basin beneath NFT channels to recover solution that misses or overflows the channel endpoints.
• Large clone or propagation tables: Place propagation trays, dome systems, or clone machines on the surface. The 4×8 interior gives room for several hundred cuttings at once in a single organized station.
• Commercial multi-site systems: In a production facility, multiple 4×8 trays can be arranged in rows. The consistent sizing makes plumbing and spacing predictable across a large floor plan.
• Temporary catch trays during transplant or maintenance: The large footprint makes this tray practical as a work surface for repotting, flushing plants, or handling large volumes of growing medium without spilling onto the floor.

If your water supply requires pre-treatment before entering the system, a reverse osmosis system can reduce mineral load and give you a cleaner baseline EC before adding nutrients.

Sources & Further Reading