Are your plants actually getting the water?
Olla changes where the water goes — and lets your plant decide when to drink.
Watering from the top leaves you guessing
The top layer gets wet. The roots may not.
When you pour water on the surface, a lot of it never reaches where the roots are drinking. Some evaporates before it soaks in. Some runs down the sides of the root ball or straight out the bottom.
And what does reach the soil dries out quickly — especially in containers, which dry out faster than open ground.
So you water again. And you're still not sure if it was enough, too much, or at the wrong time. That's not a reflection of how much you care. It's a limitation of the method.
What if the water started where the roots are?
That's what an Olla does.
You bury an Olla Pot in your garden soil, or push an Olla Spike into your houseplant's pot, and fill it with water.
Instead of pouring on top and hoping it soaks down, water moves outward through the porous clay walls — slowly and steadily — directly into the soil around the roots.
The part that makes it work: the soil decides when to drink. The science is called soil moisture tension — water moves from where it's abundant, inside the Olla, to where it's needed, at the roots.
When the soil around the Olla dries, it pulls water out through the porous clay. When the soil is already moist, the flow pauses on its own. It's the same physics that makes a dry sponge pull water from a bowl.
It draws water out through the clay, right where the roots are.
The flow pauses on its own. The water waits inside until it's needed.
No timer. No schedule. Just terracotta, water, and soil doing what they've done for over 4,000 years.
Your plant's roots do the rest
Roots grow toward moisture.
When there's a steady water source at root level, roots move toward it — and over the growing season, they wrap around the Olla, forming a direct connection to the clay. That means your plant builds a stronger, deeper root system instead of the shallow, surface-level roots that come from watering only from the top.
Pull an Olla out of the ground at the end of a season and you'll likely see roots clinging to the outside. That's your plant showing you it found exactly what it needed.
What changes when you switch to Olla
You stop reacting to symptoms and start maintaining a system.
Before Olla
A series of daily questions. Did I give it enough? Too much? Is today the right day? Why does this plant always seem stressed, no matter what I do?
After Olla
Water is available at the root level. The plant takes what it needs. You refill when the level is low. Same care, same attention — what goes away is the uncertainty.
It also uses a lot less water
Because water enters the soil at root depth, almost none is lost to evaporation or runoff. Research has documented water savings of 50–70% compared to conventional watering. You're not watering more carefully — you're just putting the water where it actually gets used.
What Olla won't do
It won't water your plants for you
You still refill it — once or twice a week in moderate weather, every few days in hot summers. A glass bottle or watering globe can extend the time between refills.
It's not for every plant
Cacti and succulents aren't a good match — they're built for a dry spell between waterings, and an Olla keeps the soil steadily moist. Olla is made for plants that thrive on consistent moisture: vegetables, herbs, tropicals, houseplants, and flowers.
It works best in good soil
Loamy or sandy soil is ideal. Heavy clay or very fast-draining soil benefits from a compost amendment.
It needs winter care in cold climates
Dig it up before the ground freezes and store it inside. Put it back in the spring. Treated well, it can last for years.
One system. Two settings.
Olla Pots
For raised beds, vegetables, flower beds, and containers. Bury it in the soil, fill with water, and refill when it's low.
Shop Olla Pots →Olla Spikes
For houseplants, tropicals, herbs, and indoor pots. Push it into the soil, fill, and check weekly.
Shop Olla Spikes →