When to Plant Valerian in Michigan
Michigan spans USDA hardiness 4a to 7a (zones 4a to 7a on this page). Plant valerian by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 4a · Zone 4b · Zone 5a · Zone 5b · Zone 6a · Zone 6b · Zone 7a
Valerian planting calendar for Michigan, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Start seeds indoors
Mar 20
Transplant outdoors
May 15
Projected first harvest
Oct 12
Valerian is ready to harvest in about 150 days. Full zone 4 guide (both 4a and 4b) →
Valerian planting calendar for Michigan, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Start seeds indoors
Mar 15
Transplant outdoors
May 10
Projected first harvest
Oct 7
Valerian is ready to harvest in about 150 days. Full zone 4 guide (both 4a and 4b) →
Valerian planting calendar for Michigan, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Start seeds indoors
Mar 10
Transplant outdoors
May 5
Projected first harvest
Oct 2
Valerian is ready to harvest in about 150 days. Full zone 5 guide (both 5a and 5b) →
Valerian planting calendar for Michigan, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Start seeds indoors
Mar 5
Transplant outdoors
Apr 30
Projected first harvest
Sep 27
Valerian is ready to harvest in about 150 days. Full zone 5 guide (both 5a and 5b) →
Valerian planting calendar for Michigan, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Start seeds indoors
Feb 28
Transplant outdoors
Apr 25
Projected first harvest
Sep 22
Valerian is ready to harvest in about 150 days. Full zone 6 guide (both 6a and 6b) →
Valerian planting calendar for Michigan, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Start seeds indoors
Feb 23
Transplant outdoors
Apr 20
Projected first harvest
Sep 17
Valerian is ready to harvest in about 150 days. Full zone 6 guide (both 6a and 6b) →
Valerian planting calendar for Michigan, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Start seeds indoors
Feb 18
Transplant outdoors
Apr 15
Projected first harvest
Sep 12
Valerian is ready to harvest in about 150 days. Full zone 7 guide (both 7a and 7b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of valerian in the HomeSown library. Tap any for its full grow guide.
Common problems with valerian
What to watch for, with identification and treatment for each
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