Lavender is a perennial sub shrub the does come back after Winter and lives for many years with the right care, growing in the appropriate climate and conditions. Spanish and French lavenders may not come back after Winter in cold climates as they not as cold hardy as English lavenders.

Does a lavender tree come back every year?

Lavender is a Low-Maintenance Perennial

And this beauty will come back to your garden every year, for about 3-5 years, so it's a great investment. Before you make any plant purchases, however, I want to remind you to always choose plants that thrive in your plant hardiness zone.

Can lavender tree survive winter?

English lavender species are hardy, so can survive outdoors throughout winter and tolerate frost. Whereas Spanish, French and Italian lavenders are not frost tolerant and will need to be transferred to pots and taken indoors over winter, if they're in a climate that receives regular frosts.