Method of Apple Seedling Propagation, Step-by-step Illustration of Apple Seedling Propagation

How to Germinate Apple SeedsWant to grow apple trees with your own hands but don't know where to start? Germinating from seeds is the most economical and fun way. This article provides a detailed step-by-step process from seed collection to transplanting, making it easy for even gardening beginners to master apple seed germination techniques.I. Key Points for Handling Apple Seeds1.1 Standards for Selecting Quality SeedsChoose naturally matured apples in autumn, and after cutting open, the seeds that are deep brown and plump are the best. When extracting seeds with tweezers, be careful not to squeeze and damage them, as seeds with intact germ buds can increase the germination rate by over 40%.1.2 Techniques for Cleaning Seed PulpPlace the seeds in a fine mesh sieve and rinse under running water, gently brushing with a soft-bristle toothbrush. Residual pulp can easily cause mold, so it is recommended to soak in 3% hydrogen peroxide for 5 minutes for surface disinfection, then place in a cool, well-ventilated area to dry.II. Detailed Explanation of Efficient Germination Techniques2.1 Warm Water Activation TreatmentSoak in 45°C constant temperature water for 10 hours, changing warm water every hour to maintain constant temperature. Adding a 5% gibberellin solution can break seed dormancy, and experiments have shown it can shorten the germination time by 3-5 days.2.2 Smart Germination EnvironmentUse moist peat moss instead of traditional gauze, laid flat in a perforated seedling tray. It is recommended to use a smart temperature control box to maintain a constant temperature of 25-28°C, humidity at around 70%, and ventilate 15 minutes each morning and evening.III. Guide to Building a Seedling System3.1 Scientific Substrate Mixing RatioUse a mixture of peat soil: perlite: decomposed pine needles = 5:3:2, adjusting the pH value to 6.0-6.5. Before sowing, water the substrate thoroughly with carbendazim solution to prevent soil-borne diseases like damping off.3.2 Control of Sowing DepthUse the dot sowing method to maintain a 3cm seed spacing, with soil coverage twice the diameter of the seed. It is recommended to use a double-layer shade net to build a temporary seedbed, maintaining the substrate moisture at around 60% before germination.IV. Full Process of Seedling Care4.1 Light and Temperature ManagementAfter the seedlings emerge, gradually increase the light intensity, using plant growth lights to maintain 12 hours of light per day. Keep the daytime temperature at 22-25°C, and no lower than 15°C at night, as temperature differences are beneficial for strong seedlings.4.2 Precise Water and Fertilizer ControlUse the immersion pot method to water to avoid knocking over the seedlings, and apply a balanced water-soluble fertilizer diluted 2000 times every two weeks. When the seedlings are 15cm tall, pinch the tips to promote lateral branch development.By following this systematic seedling management, over 80% of apple seeds can be successfully grown into strong seedlings. It is recommended to transplant in spring or autumn, choosing well-drained, slightly acidic soil, and building a protective支架 after planting. In 2-3 years, you can witness the miracle of blooming and fruiting.