1. Sowing time

The best time to sow zinnia seeds is April and May. The climate is warm during this period, which is very suitable for planting this kind of flower. Generally speaking, spring and early autumn It can be sown at any time and is suitable for seed germination and growth. It is not suitable for planting in hot weather in summer and cold weather in winter.

2. Seed selection and treatment

To plant zinnia, you must choose seeds with full particles and intact. It is best to use new seeds that have not been picked for a long time. Old seeds will reduce the The germination rate and flowering will not be very prosperous, so the seeds must be selected carefully. Zinnia seeds must be sterilized and disinfected before sowing to prevent them from being attacked by pests and diseases so that they can germinate smoothly.

3. Sowing method

Before sowing zinnia seeds, the land must be prepared and disinfected to provide a good soil environment for seed germination and growth. After treatment, zinnia seeds should be mixed with Mix fine sand and spread evenly into the soil, then cover with soil and water. Be sure to cover the seeds tightly, otherwise it will be difficult to germinate. Zinnia seeds should not be exposed to strong light during the germination and seedling stages. Appropriate shielding measures must be taken to ensure that the seedlings thrive.