No, flowers cannot carry diseases that are harmful to humans. The pathogens that cause diseases in plants, such as fungi, bacteria, viruses, and nematodes, are generally different from those that affect humans and other animals. Therefore, the transmission of diseases from flowers to humans is unlikely.
Read a related post: Which god is for Sunday fast?
Flowers are typically safe to handle and enjoy without any risk of contracting a disease. However, it is always important to practice good hygiene and wash your hands after handling plants or flowers, as they can sometimes carry bacteria or allergens that may cause skin irritation or allergies. This precautionary measure is more relevant for people who are already immunocompromised or have underlying health conditions.
It is also worth noting that some flowers, like certain types of pollen, can trigger allergic reactions in sensitive individuals. These reactions are caused by an overreaction of the immune system and should not be mistaken for a disease transmission.
In summary, flowers themselves do not carry diseases that pose a risk to humans. However, it is always advisable to maintain good hygiene practices to minimize any potential risk of allergens or bacteria that may be present on plants or flowers.