The listing, supplement your soil with water crystals has ended.
mix 4 teaspoons of crystals in a gallon jug, let sit for 20 minutes, shake or stir, mix in with potting soil.
these crystals will retain water 300 times their original size for 3 days, they gradually go back to original size but when watered or rained on will swell and hold water to hydrate your plants. Plus many other benefits.
i mixed it up and put some on top of each of my porch house plants, i live in florida, keeps them well hydrated all week. article of supplementing your soil with water crystals will also we enclosed.
packet makes at least 2 gallons of crystals