Ebb and flood grow table, also known as an flood-and-drain system, is a type of hydroponic growing system used to cultivate plants. It operates on a cycle where a nutrient solution (water mixed with nutrients) is periodically flooded into the plant roots and then drained away, allowing the roots to absorb nutrients and oxygen. This system is particularly popular in hydroponic gardening due to its efficiency in nutrient delivery and water usage.
Here’s how the ebb and flood grow table system works:
Components:
Grow Table/Tray: A flat surface or container that holds the plants, typically filled with an inert growing medium like expanded clay pellets, perlite, or rock wool. This medium supports the plant roots and retains moisture.
Reservoir: A container that holds the nutrient solution (water mixed with nutrients). This is often located below the grow table.
Pump: A pump is used to push the nutrient solution from the reservoir into the grow table, flooding the plant roots.
Drainage System: A drain is placed at the lowest point of the grow table to allow the excess nutrient solution to flow back into the reservoir once the table is flooded.
Timer/Controller: The system typically uses a timer to regulate the cycle of flooding and draining. The timer controls how often the pump is activated to flood the grow table and how long the solution stays in contact with the roots before draining.
How It Works:
Flooding: The pump draws the nutrient solution from the reservoir and floods the grow table. The solution reaches the plant roots, providing them with water and nutrients.
Drainage: After a set period (usually a few minutes), the pump shuts off, and the nutrient solution drains back into the reservoir through the drainage system. The plant roots are then left exposed to air, allowing them to absorb oxygen.
Cycle: This process is repeated multiple times per day, with the exact timing depending on the plants' needs. Typically, the table is flooded several times a day, for a short duration each time.
Benefits of the Ebb and Flood System:
Efficient Use of Nutrients: The nutrient solution is recycled, reducing waste and making it a water-efficient system.
Oxygenation of Roots: The drainage period allows roots to get oxygen, which is vital for healthy root development.
Increased Growth Rate: By providing regular access to water and nutrients, while also allowing the roots to dry out and receive oxygen, plants grow faster and healthier.
Flexibility: Ebb and flood systems can be used to grow a wide variety of plants, from leafy greens to larger crops like tomatoes or peppers.
This system is widely used in both commercial hydroponic farming and hobbyist setups due to its effectiveness in nutrient delivery and relatively low maintenance needs.
Specifications
| Product Name | Ebb and flow rolling benches |
| Standard Size | 2ft / 3ft / 4ft / 5ft / 6ft width with any length |
| Standarder Height | About 70cm , height adjustable 8-10cm (can be customized) |
| Rolling Distance | 30-60cm each side |
| Product Material | Food grade ABS tray , hot dip galvanized table |
| UV Protection | Yes |
| Load Capacity | 70-90 KGS/SQM |
Hydroponics is the way to go for those who want to get the most yield out of their light and area. Hydroponics
will provide bushier plants and faster growth. The Ebb and Flow complete growsystem floods the roots with a
nutrient solution. Ebb and Flow complete grow systems have been proven to be extremely effective over time
and require very low maintenance and are easy-to-use.
Detailed Image:
Advantages:
1. It can move left and right (movable 0.6m), and the height can be fine-adjusted (adjustable by 10 cm);
2. Anti-turning limit equipment to prevent skew caused by emphasis;
3. The maximum load capacity is 50kg/㎡;
4. Full hot-dip galvanizing process, durable;
5. The life span can reach 15-20 years;
6. Reduce irrigation waste, recycle and reuse;
7. Easy to install;
8. The system structure is reasonable;
9. Less maintenance;
10. High ground utilization rate
Working Principle:
Hydroponic ebb and flow trays uses pumps and a large water reservoir to periodically flood the plant
roots with nutrients and water. An easy method is using a large plastic tote to contain the nutrient solution
with the plants sitting in a deep tray on top of the lid. The nutrient solution is pumped into the tray from
the reservoir below, and then is allowed to drain back into the reservoir.
Main Features
1.Labor savings and cost effective
2.The factory manufacture compleste ebb and flow system in china.
3.An entire acre or more can be watered automatically and efficiently
4. Plants are watered evenly, reducing losses due to poor watering practices
5. Plants can be fertilized as they are being watered
6.Floors are dry, avoiding accidents
7.Compatible with many computer control systems
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