Miracle-Gro Water Storing Crystals Plant Food Quantity of 3 bags: Miracle Gro 12 oz Water Storing Crystals After Each Watering, Crystals Swell To Absorb Many Times Its Own Weight In Water, Releasing It Through The Season Reduces Water Stress In Plants & Helps Protect Them In Times Of Hot Weather Or Drought Great For Vacation Homes or Wherever Daily Watering is Difficult to Accomplish Re-Sealable Bag