To determine which annual flower crop is suitable for hanging baskets, we need to consider the growth habit and decorative appeal of the plants mentioned. Let's examine each option:
Conclusion: Based on the analysis, Nasturtium is the most suitable choice for hanging baskets due to its trailing habit and decorative nature.
The correct answer is Nasturtium, as it fulfills the criteria for hanging baskets by having a trailing growth habit that allows the plant to cascade over the edge of the basket, providing aesthetic appeal.