

🌿 Grow Smarter, Not Harder — Stay Hydrated, Stay Ahead!
The Spider Farmer 2025 Gravity-Fed Self-Watering System is a 4-pack auto watering kit featuring a large 13-gallon reservoir that powers a no-electricity-needed irrigation system. Designed for indoor plants and grow tents, it uses adjustable wick lines to deliver precise moisture, supporting up to two weeks of unattended watering. This all-in-one kit includes fabric pot bases, grow bags, tubing, and a shut-off valve, making it ideal for 4x4 and 5x5 ft grow tents, ensuring hassle-free, efficient plant hydration for busy professionals.


































| Best Sellers Rank | #16,851 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #22 in Automatic Drip Irrigation Kits |
| Brand | Spider Farmer |
| Customer Reviews | 4.4 out of 5 stars 285 Reviews |
| Model Name | Spider Farmer Self-Water 4Kit |
| Number of Pieces | 4 |
| Number of Sets | 4 |
| Shape | Round |
| Size | 4-Pack |
M**L
Awesome Gravity feed
Best decision I've made for my grow tent system. Holds a large amount of water. Very easy to use and is made from good materials. It's a good price for what you get.
R**O
Wish I would’ve had this six years ago
OK, one of my pains in the butt about growing is watering of course. The system is awesome because it doesn’t depend on power. If it goes out, you’d be screwed. I finished one harvest and starting another in Flower. I give them the nutrition through the top every three days Otherwise just keep the container full once a week have to fill it. Love love love this product I can go away for a weekend and not have to worry.
A**R
Easy
Really makes things easier, only thing that I have to say is that you have to keep the reservoir from growing unwanted algae. Good product
E**.
You can quit over/under watering your plants. Works perfectly
Quit playing the watering game. Highly recommend. Simply moisten the soil to get the system started, very dry dirt wont moisten up. Once everything is moist, it will stay that way, providing the perfect moisture level 24/7. Just keep the reservoir full of water. I found the bags that came with this setup is slightly thin, allowing the dirt to become super wet. If this happens, and dirt becomes too wet for your particular plant species, just use 1 wicking rope instead of 2, or upgrade to a thicker grow bag. I went with thicker, 7 gallon grow bags from a different company and the whole setup works amazing.
T**S
I'm glad I purchased this item.
Game changer for keeping nutrients consistent. Very useful, but be sure to use pipe tape at each connection to ensure you avoid any leaks. 50 liter capacity. Worth the cost.
J**Y
3 stars - Bad reservoir design
Not bad it seems to work pretty good I would’ve preferred a reservoir that was a sturdy plastic. If it ripped that’s a lot of water on your floor. It’s some kind of material that’s been sewed together. Perfect for shipping horrible for longevity. You can put up the 7 gallon fabric pots on these so that’s nice Inside the reservoir where the water flows to the pots. They have the fitting up a couple inches higher than the bottom of the reservoir. So you will definitely need to mix your water up because there is a huge spot that will not drain. If you’re adding nutrients you’re going to have to count for what is in the bottom of that also unless you lift the entire reservoir up and let all of the water run into your pots if there is room. That is a horrible design. Installation was straightforward and easy The plastic pots themselves seem to be very durable. They should last numerous years as long as you keep replacing the cotton. I paid $100 almost maybe a little more. I think it was marginally worth it. I don’t think I would ever buy again. I would probably go with an auto pot system.
C**M
Love my spider farmer!
By far the biggest yielding grow came from using spider farmer wicking pots!! Very Easy to set up. Crazy root zone development, huge , healthy plants. Here are two tips id like to share. 1)I found when adding water adjust ph lower than usual because it creeps back up after a few days. 2) clean out the basins every now and again to ensure flow and prevent root rot etc. I definitely recommend this system.
K**B
Great product 👍
Works well there's a few things I would improve but all around a very nice product, I love spiderfarmer and their products. 8/10 functionality 9/10 ease of use 7/10 design
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