When to plant Spinach

The planting dates depend on your average frost dates. Enter a ZIP code to get yours, or read the USDA table below.

Earliest safe spring planting dates: spinach
Average last freezePlant
Jan 30Jan 1 – Feb 15
Feb 8Jan 1 – Feb 15
Feb 18Jan 1 – Mar 1
Feb 28Jan 1 – Mar 1
Mar 10Jan 15 – Mar 10
Mar 20Jan 15 – Mar 15
Mar 30Feb 1 – Mar 20
Apr 10Feb 15 – Apr 1
Apr 20Mar 1 – Apr 15
Apr 30Mar 20 – Apr 20
May 10Apr 1 – June 15
May 20Apr 10 – June 15
May 30Apr 20 – June 15
June 10May 1 – June 15
Latest safe fall planting dates: spinach
Average first freezePlant by
Aug 30May 15 – July 1
Sept 10June 1 – July 15
Sept 20June 1 – Aug 1
Sept 30July 1 – Aug 15
Oct 10Aug 1 – Sept 1
Oct 20Aug 20 – Sept 10
Oct 30Sept 1 – Oct 1
Nov 10Sept 15 – Nov 1
Nov 20Oct 1 – Dec 1
Nov 30Oct 1 – Dec 31
Dec 10Oct 1 – Dec 31
Dec 20Oct 1 – Dec 31

Source: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. The bulletin scan.

Spinach by state