For a more stable herb tower i suggest this project, you can use as many pots as you like and they can be ceramic, clay or plastic. Place the herb tower in a sunny spot and water regularly.
You will require to have the following things:
- Plants pots
- Garden spike or steel rebar ( sturdy stake )
- Potting soil
- Moss
You can get all the supplies from homedepot.com
1. Find a nice sunny spot for your kitchen herb tower. Push a garden spike or steel rebar through the holes in the base of the largest plant pot. This will secure the kitchen herb tower in place.
2. Fill the base plant pot with potting soil.
3. Place larger growing or herbs that will hang over the side of the pot around the outside edge of the potting soil.
4. Taking a slightly smaller sized pot, place this on top of the base pot by threading onto the garden spike or steel rebar.
5. Repeat the process of adding slightly smaller pots as you increase the height of the kitchen herb tower. Plant different herbs in each layer of pots.
When choosing herbs for your kitchen herb tower, make sure you select ones that like the same amount of sunshine, or ones that require little or lots of water.
Don’t add too many pots… you don’t want the tower to fall over!
Watering your kitchen herb tower is easy, as you water the top the moisture is absorbed into the different levels all the way down.