What am I?

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Across
  1. 2. Im green or red and can be very hot
  2. 3. Im very tall and usually have yellow flowers
  3. 5. you cant eat me but my flowers smell beautiful
  4. 7. Im very small but I look like a watermelon and taste a bit limey
  5. 8. Im small and pink and tastes a bit peppery
Down
  1. 1. Im long and green and delicious in salad
  2. 4. my fruit is red on the inside and refreshing in hot weather
  3. 6. my fruit is red and round and delicious