EarthBox Automatic Watering System Sensor

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Free shipping on orders over $149*

Free 60-day returns & 1 year guarantee


The EarthBox® Automatic Watering System Sensor monitors the water level in an EarthBox® Original, EarthBox® Junior, or EarthBox® Root & Veg gardening system. The sensor is placed on top of the water fill tube and connected to an Automatic Watering System hose.


1 replacement sensor for the Automatic Watering System for your chosen EarthBox® gardening system.


Which EarthBox® gardening system do I have?

If you're unsure which EarthBox® gardening system you have, use the below reference to ensure you buy the correct replacement part:

EarthBox Original - Our most popular and rectangular container which measures 29" L x 13.5" W x 11" H

EarthBox Junior - Our smaller, rectangular container which measures 23" L x 9.5" W x 7.25" H

EarthBox Root & Veg - Our newest and square container which measures 17.75" L x 17.75" W x 15.75" H

Do you ship outside the United States?

We ship internationally to Canada only, which requires contacting us to get a custom shipping quote.

If you wish to order and ship outside the United States or Canada, we recommend using a freight forwarding service such as DHL. All shipments from our facility must be sent to a U.S.- or Canadian-based address.


Check out our blog articles to quickly become a container gardening expert!

The Best Way to Water Your EarthBox® Garden

5 Tips to Help Your Garden Beat the Heat

All About Growing Tomatoes in EarthBox® Gardening System


Order Total Contiguous US*

Bundles & Planting Kit

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Varies; use calculator at top of page


Free Shipping

*All shipments outside the lower 48 United States will be charged a shipping cost.

PO Boxes - We allow shipping to a PO box; however, please note that any free shipping promotions will no longer apply. This is due to extra shipping charges we incur.

When will I receive my order?
Use the calculator at the top of this page or during checkout to find your estimated delivery date. Orders are shipped directly from our Lancaster, PA headquarters. They're typically processed and shipped within 1-2 business days via FedEx Home Delivery or USPS. You can also view this map from FedEx to estimate how long a shipment will take to arrive to your location after it leaves our warehouse. We do not currently offer expedited shipping options.

For more info, please review our Shipping Policy in its entirety.