UC IPM Home
Search
Home & garden Agriculture Natural environments Exotic & invasive
Weather data & products Degree-days Interactive tools & models
Publications & more Workshops and events Training programs Pesticide information
Grants programs Funded-project results
UC IPM Home > Homes, Gardens, Landscapes, and Turf > Vegetables > Environmental Disorders
Bolting occurs when the plant begins to grow tall and sends up flower stalks.
Bolting is caused by long daylight periods from late spring to early fall. Plant spinach in fall or early spring. Choose varieties carefully.
Bolting of spinach plant