The only real marked difference is in their leaves. The String of Fish Hooks is very similar to the String of Bananas and can sometimes be mixed up. Growing upright it has a very architectural feel, especially when compared with the more messy and natural look of the String of Pearls. Fish Hook Senecio or Grey Fishhooks Senecio. These are very similar to String of Bananas and they are sometimes referred to by the same names, which can add to the confusion. Please be aware the purchased plant may vary from the product image. Where as the String of Bananas is greener in colouring and the leaves are more plump like bananas. The String of Fish Hooks is blueish green in colour and the leaves are much thinner and hook like. If you feel the tension on the line and suddenly, the hook is free and the fish swims off, this is a case of the fish “spitting” or throwing your hook. These have flatter, longer leaves than String of Bananas. Fish can’t spit your hook if it’s embedded in their lip. The String of Fish Hooks is blueish green in colour and the leaves are much thinner and hook like. String of bananas (Senecio radicans) displays cascading vines of succulent, banana-shaped leaves year round and tiny lavender, yellow or white blooms during fall and winter. If you want a trailing succulent which grows fast and is easy to maintain, look no further because you’ve found it here. Here’s how and why I pruned my String of Fishhooks. Other standout picks is the String of Bananas or Fishhooks Senecio (Senecio radicans) which grows very like the String of Pearls except the leaves on this one are banana or fishhook shaped. This interesting plant is known by a variety of names, including necklace plant, string of fishhooks, creeping berry, banana vine or string of pearls. Fish are Spitting the Hook. Where as the String of Bananas is greener in colouring and the leaves are more plump like bananas. Larger hooks are less likely to be torn out than hooks too small for a fish’s mouth.