Matters needing attention in maintenance of Petunia

1. Watering

Spray more water when the temperature is too high in summer to keep the soil moist.

two。 Light

Ensure that the petunia receive plenty of sunlight in winter; although the petunia has a certain ability to resist low temperature, it should also ensure that the temperature is above 5 ℃.

3. Temperature

In the maintenance process in winter, we should pay attention to less watering and maintain a good temperature. Watering should be carried out when there is plenty of sunshine at noon, and the amount of water each time should not be too large. Prevent frostbite!

After watching the editor's sharing, do you know more about petunia? I hope these sharing will help you. When Petunia blossoms, it is colorful and colorful, and it has a very high ornamental value, so flower friends must grasp the flowering period of Petunia and enjoy the beautiful scenery when Petunia blooms. Well, that's all for today's introduction, thank you for your patience!

Cutting propagation methods and maintenance methods of petunia

Petunia is a hybrid variety with short and neat plants, rich flowers and colors, and strong adaptability, so it is a common garden planting and landscaping variety. The following Xiaobian will show you the cutting propagation methods and maintenance methods of heavy petunia.

Cutting methods of Petunia

First, the selection and treatment of petunia branches, choose strong branches, cut off the stem near the bottom of the node, cut the wound to dry, remove all the buds and fruits on the cutting branches, and remove 2 inch and 3 leaves.

Second, the choice of cutting media, the more ideal is coarse sand, perlite and other coarse structure of the medium, because such a medium has good water permeability, conducive to rooting, of course, other media can also.

Third, in the cutting season, generally speaking, the cuttage survival rate of Petunia in spring and autumn is higher than that in summer.

Fourth, pay attention to the cutting process, the cutting ground can be in astigmatism, cutting process temperature 18 ℃-20 ℃ is the best, pay attention to moisturizing, generally about 2 weeks can take root.

Breeding methods of double petunia

Double petunia is generally formed by hybridization, but it is not easy to receive seeds, so cutting propagation is often used, and the survival rate is higher in early spring and Mid-Autumn Festival.

The specific method is that the young shoots germinated after flowering are inserted in pasteurized plain sand or vermiculite, and the cutting depth is 1 / 2 or 3 / 3 of the cuttage length. Put it in the shade and take root in about 2 weeks under the condition of soil temperature 10: 22 ℃.

Maintenance methods of double petunia

Although Petunia is very easy to cultivate, in order to achieve the effect of double petal and improve the ornamental value, we should pay attention to the following points in maintenance and management.

1. Pick the heart many times.

In order to make the plant compact and the petals overlap, it is necessary to pick the heart many times from the seedling stage to promote its multi-branching. In addition, the plant should be dwarfed to prevent its branches and leaves from overgrowing.

two。 The wonderful use of phosphorus and potassium fertilizer.

The soil where petunia is planted should not apply too much nitrogen fertilizer, but more phosphorus and potassium fertilizer is needed. Phosphorus and potassium fertilizer can prolong the flowering period and make the flowers more luxuriant during flowering.

3. Prevent diseases and insect pests.

The main pests that invade Petunia are aphids, mites, flower thrips and so on, among which aphids are the most serious. Therefore, a good cultivation environment should be created to prevent the occurrence of diseases and insect pests.

The cutting propagation method of petunia and the maintenance method of petunia are introduced here today. I hope my article can help you. If you want to know more about agriculture, please continue to follow our popular agricultural Internet cafes.

Maintenance methods of Petunia in Autumn

When petunia blossoms, colorful flowers compete with each other, like small trumpets, and when petunias blossom in pieces, the whole courtyard is stunned by petunias. The maintenance of petunia varies from season to season, and autumn is coming. Xiaobian introduces the maintenance methods of petunia in autumn.

Temperature and environment

Petunia in autumn is suitable for sowing when the temperature is 20 ℃ and transplanting when the seedlings grow to 5-6 leaflets. We need to pay attention to the temperature control. The seedlings planted in the environment of 15-20 ℃ can grow more healthily.

As the temperature drops sharply in late autumn and early winter, cold prevention measures should be taken in advance to ensure that petunia grow in an environment of more than 0 ℃. Appropriate low temperature also helps to make dwarfs become stout and low plant types.

Soil

Petunia maintenance in autumn should pay attention to the soil should be loose, well-drained sandy soil, after the successful planting of seedlings to keep the soil moist, sufficient light and avoid stagnant water.

Watering and fertilizing

Autumn is the favorite season of petunia, and there is no need to apply fertilizer. Watering the soil in the morning and evening ensures that the soil is moist and insolated.

Placement position

Petunia is suitable to be placed on the balcony facing south, east and west in autumn to avoid exposure under the premise of sunshine.

If you want the plant to grow well, you must take good care of your master. Remember to take good care of your petunia in autumn.