The alum root can survive at minus 15 degrees Celsius. It is an ornamental plant with special tolerance to shade and nutrition.

The next plant I would like to introduce to you is the alum root, also known as the coral bell, because its flowers look like small bells, and the leaves have beautiful colors, just like corals. Alum root is an extremely hardy plant that can grow well in an environment above minus 15 degrees.

Alum root can be planted in every corner of the yard, and it is also suitable for indoor pot conservation. It has strong shade tolerance and can grow well in places with more sunshine. If you want to add some color and texture to the yard, then alum root is a good choice, and there are many varieties. The color and grain of the leaves are different.

The main attraction of alum root comes from its leaves, most varieties are dark purple or wine red, there are also some red, yellow or green varieties.

Alum root flowers are very colorful, although not gorgeous, but also very charming, and it can grow well in extremely shady places, but also can be planted with other plants.

In the northern region, if you want to cultivate some cold-resistant plants in the yard, then alum root is a good choice. If planted in some dry and hot places, it is necessary to replenish water regularly to avoid excessive drought in the soil. The maintenance position should also be ventilated and transparent, keep high air humidity and avoid drying, otherwise it will easily lead to branches and leaves withering.

If you want to promote the blooming of alum root, you can keep it in a place where there is proper scattered light every day, with more than 4 to 6 hours of light every day, so that they can produce a string of flowers, its flowers are very small, but the number of flowers is very abundant.

Maintenance alum root must avoid exposure or excessive direct sunlight, you can keep it in the semi-shade, there can be more scattered light in the morning or evening.

If you want to promote the growth of alum root, you also need to replenish water regularly and keep the soil moist. Except for the lower temperature in winter, you need to replenish more water in other seasons.

Potted alum roots should be prepared for cultivation in loose, well-drained and humus-rich soil to avoid stagnant water in the soil and keep them in a ventilated and transparent position.

Alum root has little demand for fertilizer, and it is enough to replenish the compost soil twice a year. Don't plant it too deep during cultivation, or it will cause root rot.

After the flowers of the alum root have withered, they can also produce small pods full of its seeds, which can be collected and sown after the spring is warm.

If you are in the yard and let it blossom and bear fruit naturally, their seeds will sprout when they fall to the ground in spring.

The most important thing to maintain alum root is to maintain ventilation and light, to avoid stagnant water in the soil when it is hot and humid, and to irrigate some fungicides regularly to avoid fungal diseases.