Have you ever wondered what those white pellets were in your potting soil? Well, it's more important than you may know.

Enfield said yes. Not only do these crystals increase the water-holding capacity of your plants, but they also protect them from scorching sandstorms and prolonged periods of drought while making ...

This is the same stuff that’s sold in garden stores but usually advertised as water retention crystals, reports Gardening Know How. Pick up the cheapest box of diapers you can find at your local ...

The unique feature that helps plant growth is the soil's high water retention capacity. A five gram pack is converted to 400-500kg after the crystals have been soaked in water for 2-4 hours.

The plant I bought already potted grew much better than the ones in my own mix. ... I like to add water-holding crystals such as “Soil Moist” to help retain extra moisture.

You don't need much (too much causes pots to bubble up and overflow as the crystals swell), but at $8 for a 3-ounce pack and $40 for a 3-pound canister, that seems like a lot of money for little ...