Growing a bonsai means entering the fascinating world of miniature gardening, where every step is essential to promoting the health and development of our trees. However, it is easy to make mistakes that can delay the growth of your bonsai, affect its appearance, or even cause you to lose it completely. Below, we present a complete guide with The most common mistakes in bonsai cultivation, how to avoid them, and tips for optimal care.
Learn about the bonsai species
One of the first mistakes beginners make is not informing yourself about the specific species of bonsai they have. Not all bonsai require the same care: some are for outdoors, others for indoors, and each species has specific needs for light, water, temperature, and substrate. The most advisable thing is consult reliable technical data sheets for your variety to learn more about their requirements and avoid problems arising from inadequate care. You can also learn more about how to maintain a Ficus Tiger Bark bonsai and their specific care.
Irrigation: excess or deficiency
Irrigation remains the main cause of mortality in bonsai. Both excess and lack of water can cause irreversible damage. A excess moisture causes root rot, while excessive dryness can wilt leaves and weaken the tree. It is essential to adapt watering to the needs of the species, the season, and the size of the pot. To learn more about how to water a bonsai correctly, consult our specialized guide.
- How to know when to water? Make sure the top centimeter of the potting soil is dry before watering again. Water generously, until the water drains from the bottom of the pot.
- Immersion irrigation It is useful only in specific cases when the substrate has completely dried out.
- Avoid leaving standing water in trays, as this can soak the roots.
The right location
A very common mistake is placing the bonsai in the wrong placeAlthough they are small, bonsai are trees and need to sense changes in the weather and receive sufficient light. In general, place the bonsai outdoors If the climate permits. Only bonsai of tropical or subtropical origin can live indoors, preferably near a bright window and away from appliances that emit heat or dry out the environment. For more tips, you can check out how to caring for an oak bonsai.
- Avoid placing the bonsai near drafts, heaters or air conditioning.
- The adjustment period after purchase may cause some leaves to fall; if properly positioned, they will recover in a short time.
Using the correct substrate
The substrate is one of the key factors in bonsai cultivation. Use ordinary garden soil or mixtures not indicated It reduces drainage and water retention, promoting root rot or poor growth. The ideal substrate is a mixture of akadama, volcanic gravel, and river sand, tailored to the specific species. For detailed information on how to prepare the ideal substrate, check out our article on Pot growing mistakes.
The transplant: when and how
Transplanting at the right time is essential. It must be done every two or three years Depending on the species and growth of the tree, it is usually done in early spring. The most common mistakes are doing it late, damaging too many roots, or not untangling them properly when replanting. Always use specific tools and do not cut more roots than necessaryAfter transplanting, water generously and adjust the frequency according to the new substrate. For more information, check out our guide on when to transplant a bonsai.
- Choose a suitable pot: neither too big nor too small.
- Secure the tree in the pot to prevent it from moving and damaging its fine roots.
Fertilization and manure
Fertilizer is essential, but Excess weakens the treeOnly fertilize when the bonsai is healthy and growing, preferably in small doses and regularly. Avoid fertilizing in winter, when repotting, or when the plant is sick or under stress. To learn how to fertilize properly, consult our specialized guide.
Pruning and training
Training pruning must be done after the leaves ripen, never too early, so that the tree has stored enough energy. Premature pruning can weaken the tree in the long run. Carefully observe the growth rate of each species before pruning; each tree responds differently to the intervention. You can also learn specific techniques on the page about .
Plagues and diseases
Bonsai trees can be affected by pests such as aphids, mealybugs, or mites, as well as fungal diseases. Check the appearance of the leaves frequently and branch, and act immediately if you notice abnormal coloration, sudden leaf drop, or the presence of insects. Early diagnosis and isolation of affected specimens are essential to prevent further damage.
Other common mistakes and tips
- Choosing the wrong species For beginners, it makes learning much more difficult. Start with hardy, easy-care species.
- Not protecting the bonsai from the weather: Some require shelter in extreme climates. You can also check out our guide on dried bonsai to learn how to protect different types of bonsai.
- Not observing and having patience: Bonsai cultivation is a long-term art, where consistency and daily observation make the difference.
- Exposing the bonsai to low light: Many trees lose vigor and can die if they don't receive enough light. Prioritize sunny locations.
- Do not take care of the bonsai during vacation: Arrange watering before you leave.
Mastering bonsai care involves avoiding common mistakes, respecting natural cycles, and thoroughly understanding the needs of each tree. Patience, observation, and proper management of watering, light, substrate, and fertilizer will allow you to create true living works of art, enjoying the development and health of your bonsai over the years.
