Hermione would still be a main character. She might be intrigued by the shrub and try to study it. She could be constantly taking notes about its growth patterns and any magical properties it might have.
Professor Dumbledore would definitely be a main character. He would be the one to figure out the significance of the shrub being at Hogwarts. Maybe he knew all along that the shrub was there for a special purpose, like it was a key to unlocking some ancient magic or protecting Hogwarts from a new dark force.
In this fanfic, the shrub could take on the role of Harry Potter in the Triwizard Tournament. Instead of Harry facing the challenges, it's the shrub. Picture the shrub being carried by the dragons or trying to swim in the lake for the second task. It would be a comical and absurd sight.
Jensen roses could be cultivated as both shrubs and vines. It was usually classified as a shrub because it could not climb vines, but if you wanted to cultivate it into a vine, you could build a shelf for it to help it grow. Therefore, Jensen roses could be cultivated as shrubs or vines.
The early garden bamboo could be classified as either a tree or a shrub. According to the description in document [5], the early garden bamboo belonged to the stem-core type of bamboo of the bamboo family. Because its growth height could reach more than 10 meters, it was called "Arbor Bamboo". However, it was also mentioned in the document [3] that under certain conditions, the early garden bamboo may also grow into a shrub. Therefore, the early garden bamboo could be a tree or a shrub.
A magical creature native to China could be a main character. Maybe a phoenix - like being but with unique Chinese characteristics. It could communicate with Harry Potter in some way and help him on his journey. It could have powers that are different from the magical creatures Harry is used to in the UK, and they could form an unlikely bond as they face the mysteries together.
Ron and Hermione would surely be there. Ron might be a bit hesitant at first about Harry raising a dragon, but he would come around to help. Hermione would use her vast knowledge of magic and creatures to assist Harry in taking care of the dragon.
Dumbledore could make an appearance, even if it's in a memory or as a guiding spirit. His wisdom would be invaluable in setting up the guard. McGonagall too could be involved, she could help with training the new guard members in discipline and magical skills. Then there are the Weasley twins. Their creativity with magic could be used to create some unique security measures. They might come up with enchanted objects that can detect and repel any intruders. And Hagrid could also be part of it, his strength and his love for all creatures could be an asset, perhaps he could use some of his magical creatures to keep an eye out for danger.
Hermione could be one of the main characters. She would be very helpful with all her knowledge of spells and magic theory. She could assist Harry in planning the layout of the village and ensuring that everything is in order.
The vine rose and the shrub rose each had their own advantages and characteristics, so it was impossible to determine which was easier to raise. The vines of the vine rose were longer and needed to attach to other plants or supports to grow. They could grow to 3-5 meters. Its flowers were of various shapes and colors, but they needed to be trimmed and supported appropriately. The shrub rose had a strong erect nature. The branches were generally about 1.2 meters long, and some varieties could even grow to about 2 meters. Its flowers bloomed at the top, and they were colorful and varied. Therefore, the choice of vine rose or shrub rose depended on personal preference and cultivation conditions.
Another character could be a cologne - making elf. In the wizarding world, there could be elves who specialize in making colognes. This elf could have a special bond with Harry. It could be that the elf was tasked with making a special cologne for Harry's protection from the moment he was born. And as Harry grows, the elf helps him understand the true power of the colognes he has been surrounded with all his life.
Hermione could be one. She might follow Harry to America to continue their adventures together. She could help Harry adjust to the new place with her intelligence and knowledge.