How to Grow Coral Bells from Seed? A Detailed Guide to Sowing and Raising Seedlings
Coral bells, also known as alumroot, is a perennial cold-hardy herbaceous flower of the genus Heuchera in the saxifrage family. This plant has a very graceful appearance, with flowers mainly in white and red, making it a fine ornamental plant. Coral bells is native to the United States, and in recent years it has begun to be introduced and used in large quantities in our country. As long as it can grow into a seedling, this plant will grow extremely rapidly, so how should coral bells seeds be sown to survive?
I. How to Grow Coral Bells from Seed
When propagating coral bells by sowing, first disinfect the sowing container with 2% potassium permanganate, rinse it, and then let it dry. At the same time, the culture soil should also be disinfected with an 800-fold dilution of carbendazim. When sowing, place the seeds into the culture medium and cover the seed surface with a layer of substrate about 2cm thick. After sowing, water thoroughly, and keep the substrate surface moist before germination. Germination generally occurs after fifteen days.
Coral bells grows naturally in moist, rocky high mountains or beside cliffs. Its varieties are extremely diverse, with flower lines in all kinds of colors; common ones include the black series, golden series, and green series. The diverse colors of coral bells make it an excellent variety for landscaping, and the leaf color will also show rich changes under different seasons, environments, and temperatures.
II. Planting Tips for Coral Bells
1. Coral bells is suitable for growing in soil rich in humus. The soil pH is best neutral to slightly acidic, with a suitable pH of 5.8-6.2. At the same time, the soil must have good drainage, otherwise it is easy to cause root rot.
2. Coral bells needs sufficient light. In summer, direct sunlight should be avoided and appropriate shading provided; it is best to plant it under tree shade. In winter, coral bells should be planted in a sunny spot so that it receives sufficient light.
3. Water coral bells according to “do not water if not dry, water thoroughly when watering”; generally water after the soil surface dries. Since coral bells does not like an overly moist growing environment, watering can be appropriately controlled in summer to promote normal growth of coral bells.
4. Coral bells likes fertilizer, but it can also grow in soil with a relatively low fertilizer content. During its growing period, apply a growth fertilizer once every 1-2 weeks.
That is all for coral bells. Its colors are very beautiful. Friends interested in this flower can go to the market and see whether related varieties are for sale.