Trimming lavender bush

[evedawn]

When is the best season to trim back lavender bushes and how far back should they be cut? Tia

[gingejbee]

When it's finished flowering (soon?) and don't cut back into old wood- cut back some or most of this year's growth.

[Buenchico]

See also here:
http://apps.rhs.org.u.../Profile.aspx?pid=127

[evedawn]

Thanks both of u.