There are perennial sweet pea species but the normal garden and florists sweet pea is an annual.
The sweet pea is a popular annual garden plant, a climber with pretty flowers.
Sweet pea or Lathyrus is an annual plant
Sweet pea or Lathyrus is an annual plant
In gardens where people plant them.
Sweet Pea is a sign of "departure", "blissful pleasure", "thanks for a lovely time"...
sweet pea
"Sweet Pea" (Lathyrus odoratus)
In central PA, I sowed mine on March 20th and they sprouted 28 days later. I soaked them first for 24 hours.
pisello dolce
sunflower Scilla Sweet pea Strawflower Sturts Desert Pea Sedum Shasta Snowflake Sollya Sweet William
Jasmine Roses Orange blossoms Oleander Cestrum Murraya etc.
Sweet pea flowers grow along fence lines to give the plants something to climb on. They can be grown with pole beans. The annual plant does well in mild climate zones.