Depending on the type of plants you use will determine if they need open air or will do just fine closed (like under a glass dome or in a big jar for example). Succulents need open air – too much humidity will kill them. So these overturned glass domes are perfect.
Then, are glass terrariums good for succulents?
Terrariums create the worst possible environment for succulents to grow and thrive. If your goal is to have happy and healthy plants, you need to keep them in an appropriate container and avoid succulent terrarium.
In this manner, how do you care for a succulent in a glass bowl?
Cover Base of Jar with Potting Soil
Once clean and dry, cover the base of the glass jars with potting soil. Remove the succulents from their plastic containers and put them in the glass jar. Fill the rest of the jar with potting soil around the sides of the succulent so it doesn’t wiggle around.
Can you plant succulents in just rocks?
Succulents have unique adaptations that have made them hardy and versatile enough to survive a variety of harsh conditions. Therefore, your succulent should be able to survive on or in rocks so long as they have just enough soil to cover their roots.
Now, while succulents can survive in sand, the only sand that will work is coarse sand. Succulents will not grow very well, if at all, in fine sand as it retains too much water, making it hard for the roots to breathe. … The best alternative to growing your succulent in sand is by creating a sand and soil mix.
Depending on your location, you may need to water your succulents more or less frequently. As a general rule of thumb, if your plants are in the correct gritty soil mix and have adequate sunlight, you should water them every 3 to 4 days.
The only plants that will not do well in a terrarium with a lid are succulents. They will rot from too much moisture.