Self made Miracle Grow. Put 1 Tbs. Epsom Salt, & 1 Tbs. Sugar into each hole with your plant. It makes them grow larger, leafier and greener. Or dissolve 1 Tbs. Epsom Salt into 1 Gallon of water and use it to water your plants, trees, fruit trees, roses, flowering plants, squash,and all other veggies. For plants you have planted in ground or pots sprinkle Epsom Salt on top of the dirt/potting soil and water well. See Link for other ideas.
All you need are a few - pavers, - landscape-block adhesive, and a little time. Wait 24 hours for everything to cure and you're ready to move your new planters into place and fill them with dirt and greenery.