Explore LibraryStart free trial
← Plant Library

When to Plant Valerian in Alaska

Alaska spans USDA hardiness 1a to 8b (zones 1a to 8b 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 1a · Zone 1b · Zone 2a · Zone 2b · Zone 3a · Zone 3b · Zone 4a · Zone 4b · Zone 5a · Zone 5b · Zone 6a · Zone 6b · Zone 7a · Zone 7b · Zone 8a · Zone 8b

Valerian planting calendar for Alaska, Zone 1a

Average last spring frost

May 24

Average first fall frost

August 25

🌱

Start seeds indoors

Mar 29

🌿

Transplant outdoors

May 24

🌾

Projected first harvest

Oct 21

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 1a (approximate)

Valerian is ready to harvest in about 150 days.

Valerian planting calendar for Alaska, Zone 1b

Average last spring frost

May 29

Average first fall frost

August 28

🌱

Start seeds indoors

Apr 3

🌿

Transplant outdoors

May 29

🌾

Projected first harvest

Oct 26

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 1b (approximate)

Valerian is ready to harvest in about 150 days.

Valerian planting calendar for Alaska, Zone 2a

Average last spring frost

May 24

Average first fall frost

September 5

🌱

Start seeds indoors

Mar 29

🌿

Transplant outdoors

May 24

🌾

Projected first harvest

Oct 21

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 2a (approximate)

Valerian is ready to harvest in about 150 days.

Valerian planting calendar for Alaska, Zone 2b

Average last spring frost

May 30

Average first fall frost

September 6

🌱

Start seeds indoors

Apr 4

🌿

Transplant outdoors

May 30

🌾

Projected first harvest

Oct 27

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 2b (approximate)

Valerian is ready to harvest in about 150 days.

Valerian planting calendar for Alaska, Zone 3a

Average last spring frost

May 30

Average first fall frost

September 10

🌱

Start seeds indoors

Apr 4

🌿

Transplant outdoors

May 30

🌾

Projected first harvest

Oct 27

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 3a (approximate)

Valerian is ready to harvest in about 150 days. Full zone 3 guide (both 3a and 3b) →

Valerian planting calendar for Alaska, Zone 3b

Average last spring frost

May 20

Average first fall frost

September 15

🌱

Start seeds indoors

Mar 25

🌿

Transplant outdoors

May 20

🌾

Projected first harvest

Oct 17

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 3b (approximate)

Valerian is ready to harvest in about 150 days. Full zone 3 guide (both 3a and 3b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 4a (approximate)

Valerian is ready to harvest in about 150 days. Full zone 4 guide (both 4a and 4b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 4b (approximate)

Valerian is ready to harvest in about 150 days. Full zone 4 guide (both 4a and 4b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 5a (approximate)

Valerian is ready to harvest in about 150 days. Full zone 5 guide (both 5a and 5b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 5b (approximate)

Valerian is ready to harvest in about 150 days. Full zone 5 guide (both 5a and 5b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 6a (approximate)

Valerian is ready to harvest in about 150 days. Full zone 6 guide (both 6a and 6b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 6b (approximate)

Valerian is ready to harvest in about 150 days. Full zone 6 guide (both 6a and 6b) →

Valerian planting calendar for Alaska, 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

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 7a (approximate)

Valerian is ready to harvest in about 150 days. Full zone 7 guide (both 7a and 7b) →

Valerian planting calendar for Alaska, Zone 7b

Average last spring frost

April 10

Average first fall frost

October 30

🌱

Start seeds indoors

Feb 13

🌿

Transplant outdoors

Apr 10

🌾

Projected first harvest

Sep 7

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 7b (approximate)

Valerian is ready to harvest in about 150 days. Full zone 7 guide (both 7a and 7b) →

Valerian planting calendar for Alaska, Zone 8a

Average last spring frost

April 1

Average first fall frost

November 10

🌱

Start seeds indoors

Feb 4

🌿

Transplant outdoors

Apr 1

🌾

Projected first harvest

Aug 29

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 8a (approximate)

Valerian is ready to harvest in about 150 days. Full zone 8 guide (both 8a and 8b) →

Valerian planting calendar for Alaska, Zone 8b

Average last spring frost

March 20

Average first fall frost

November 20

🌱

Start seeds indoors

Jan 23

🌿

Transplant outdoors

Mar 20

🌾

Projected first harvest

Aug 17

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 8b (approximate)

Valerian is ready to harvest in about 150 days. Full zone 8 guide (both 8a and 8b) →

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.

Valerian →

Common problems with valerian

What to watch for, with identification and treatment for each

Four-Lined Plant BugCommon Stalk BorerGroundhogsAntsAphidsArmywormsAnthracnoseDamping-OffFrost & Cold InjuryGray MoldHerbicide InjuryMosaic Virus

🌱 Grow valerian with a calendar built for your exact yard

HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.

Start your free garden →

valerian — full zone guide

All zonesZone 3 →Zone 4 →Zone 5 →Zone 6 →Zone 7 →Zone 8 →