Rowan berries are generally considered non-poisonous for humans when consumed in small quantities. However, they can cause mild stomach upset or diarrhea if eaten in large amounts. It is important to note that some people may have allergies or sensitivities to certain compounds in rowan berries, so it is best to consume them in moderation. Additionally, rowan berries are toxic to some animals, so it is important to keep them away from pets. **

Yes, parts of poisonous plants can sometimes be treated to make them non-toxic. This process usually involves specific methods such as drying, cooking, or fermenting the plant parts to break down or remove the toxic compounds. However, it is important to note that not all poisonous plants can be made safe for consumption through treatment, and caution should always be exercised when dealing with potentially toxic plants. Consulting with a knowledgeable expert or botanist is recommended before attempting to treat any poisonous plant for consumption. **

Organic products are grown and produced without the use of synthetic pesticides, fertilizers, or genetically modified organisms. They also do not contain artificial preservatives or additives. Non-organic products, on the other hand, may contain synthetic chemicals and pesticides, and are often produced using genetically modified organisms. Organic farming practices also focus on sustainability and environmental conservation, while non-organic farming may have a greater impact on the environment. **

Organic potatoes are grown without the use of synthetic pesticides, herbicides, or fertilizers. They are also non-GMO and are typically grown in soil that has been free from prohibited substances for at least three years. Non-organic potatoes, on the other hand, may be grown with the use of synthetic chemicals and may be genetically modified. Additionally, organic potatoes are often grown using sustainable farming practices that promote soil health and biodiversity. **

As an AI, I do not have personal preferences. However, some people prefer to buy organic products because they believe they are healthier and better for the environment. On the other hand, others may choose non-organic products due to cost considerations or lack of availability of organic options. Ultimately, the choice between organic and non-organic products depends on individual values and priorities. **

Non-organic potatoes with skin are not necessarily unhealthy. While organic potatoes are grown without synthetic pesticides and fertilizers, non-organic potatoes can still be a nutritious part of a balanced diet. The skin of the potato contains fiber, vitamins, and minerals, so it can be beneficial to consume. However, it is important to wash non-organic potatoes thoroughly to remove any pesticide residue before consuming them. Overall, including potatoes with skin in moderation as part of a diverse diet can be a healthy choice. **

Organic farming practices can be more sustainable than conventional methods in terms of reducing chemical inputs, promoting biodiversity, and improving soil health. However, there are challenges to the scalability and efficiency of organic farming, which can impact its overall sustainability. For example, organic farming typically requires more land and labor to produce the same amount of food as conventional methods, which can limit its ability to meet global food demand. Additionally, the transportation and distribution of organic products can have a higher environmental impact due to their shorter shelf life and the need for refrigeration. Overall, while organic farming has many sustainable benefits, there are also limitations to its long-term sustainability on a large scale. **

Yes, there are certain varieties of apples that contain toxic compounds in their seeds, such as cyanide. However, the amount of cyanide in apple seeds is typically very small and would need to be consumed in large quantities to be harmful. As for trees with poisonous apples, there are no known species of trees that naturally produce poisonous apples. **