## Keep Up With Routine Salon Maintenance Short brown hair grows out faster than longer styles, so schedule root touch-up appointments every 4 to 6 weeks to blend new brown growth with existing blonde highlights and avoid harsh lines between natural hair and colored sections. Book a professional toning service every 8 to 10 weeks to refresh the blonde tone, neutralize stubborn brassiness, and restore brightness that at-home products cannot fully correct. Your stylist can adjust the toning shade to match your desired level of cool or warm blonde each visit, ensuring highlights stay consistent and vibrant long-term.