When does lavender usually sow? How to maintain potted plants?

Many people like lavender, like the dreamy purple sea, breeze Buddha, aroma overflowing. As a valuable natural spice, lavender is widely used in perfumes and essential oils. In addition, lavender has a certain medicinal value. Now, more and more people plant it at home, which can not only decorate the environment, but also be pleasing to the eye. When does lavender usually sow? How to maintain potted plants?

When does lavender usually sow?

Lavender is commonly planted in parks or families. Sowing is a key step. Choosing the right sowing time and mastering sowing methods can make it blossom smoothly.

Lavender is a kind of flower that likes to be warm, so it is usually planted in spring or autumn, that is, in March-June or September-November of each year, if it is warm in the south. If it is a cold north, it is best to sow seeds from April to June. It is worth noting that it is best not to plant lavender out of season. Although they like warmth, they are not heat-resistant and cold-resistant. Of course, with the development of planting technology, it can also be planted in greenhouse, so that the sowing time is not limited.

Lavender seeds are relatively small, so we generally choose to sow, the surface cover of the soil is not too thick, sown in breathable, moist soil. Before the seeds germinate, they must be placed in a cool and ventilated place so that they can germinate in about a week. After sprouting, the seedlings can be thinned properly in case the growth is too dense and the plant shape is not beautiful. At this time, maintenance should be placed in a place with astigmatism, and there should be no stagnant water in the basin.

Second, how to maintain lavender potted plants?

1. Suitable soil

Lavender cultivation, then generally choose neutral or slightly alkaline gauze soil, must be good drainage, good air permeability, soil with a certain degree of fertility. In order to ensure its water permeability, we can use a certain medium, such as perlite and peat moss mixed together.

2. Plenty of light

Lavender is a kind of light-loving plant. Only in the case of sufficient light can it blossom with positive color and good shape. If there is not enough light for a long time, the flowering may be abnormal or the whole plant may be relatively small. Here is one thing to pay attention to, the summer light is too strong, it is easy to sunburn lavender potted plants, so it is necessary to properly shade and reduce the temperature. In winter, you need to give enough light, and if you have conditions, you can cultivate it all day long, such as giving a certain amount of light.

3. Watering is determined according to the humidity of the basin soil.

If there is too much water in the root of lavender, it will be unable to breathe, resulting in the death of the whole plant. So before each watering, observe whether the surface of the soil is dry and then water it. Watering can also be decided according to the wilting degree of the leaves.

Watering time is also the key, generally choose to water in the morning, watering should not be contaminated with leaves, buds, otherwise it is easy to cause insect pests. At the same time, too humid environment is also prone to insect pests.

4. Suitable temperature

Although lavender can grow at 5-30 ℃, it grows best at 15-25 ℃. If it is in the case of high temperature or low temperature for a long time, it is easy to cause the leaves to yellowing or enter the growth dormancy period.

5. Topdressing by month

Lavender is a flower that does not need too much fertilizer, basically soil base fertilizer can maintain its normal growth, generally to the period of exuberant growth, you can top fertilizer by month, choose nitrogen, phosphorus and potassium fertilizer, the concentration is not too high, so as not to burn roots.

6. Pruning and shaping

Potted lavender is often trimmed to maintain its overall shape, so it can be cut off at the first node after flowering. Of course, you can also trim the shape according to your preferences, such as a circle. Another function of pruning is to make it reissue new branches and get rid of old ones.

Finally, potted lavender should also pay attention to the prevention of diseases and insect pests, common diseases are root rot, generally easy to occur in high temperature weather, should be timely prevention and treatment.

Time: 2019-03-13 Click: