When to Plant Broccoli in Pennsylvania
Pennsylvania spans USDA hardiness 5a to 8a (zones 5a to 8a on this page). Plant broccoli by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 5a · Zone 5b · Zone 6a · Zone 6b · Zone 7a · Zone 7b · Zone 8a
Broccoli planting calendar for Pennsylvania, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
spring planting
Start seeds indoors
Mar 3
Transplant outdoors
Apr 14
Projected first harvest
Jun 18
fall planting
Start seeds indoors
Jun 11
Transplant outdoors
Jul 16
Projected first harvest
Sep 19
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 5 guide (both 5a and 5b) →
Broccoli planting calendar for Pennsylvania, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
spring planting
Start seeds indoors
Feb 26
Transplant outdoors
Apr 9
Projected first harvest
Jun 13
fall planting
Start seeds indoors
Jun 15
Transplant outdoors
Jul 20
Projected first harvest
Sep 23
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 5 guide (both 5a and 5b) →
Broccoli planting calendar for Pennsylvania, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
spring planting
Start seeds indoors
Feb 21
Transplant outdoors
Apr 4
Projected first harvest
Jun 8
fall planting
Start seeds indoors
Jun 20
Transplant outdoors
Jul 25
Projected first harvest
Sep 28
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 6 guide (both 6a and 6b) →
Broccoli planting calendar for Pennsylvania, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
spring planting
Start seeds indoors
Feb 16
Transplant outdoors
Mar 30
Projected first harvest
Jun 3
fall planting
Start seeds indoors
Jun 25
Transplant outdoors
Jul 30
Projected first harvest
Oct 3
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 6 guide (both 6a and 6b) →
Broccoli planting calendar for Pennsylvania, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
spring planting
Start seeds indoors
Feb 11
Transplant outdoors
Mar 25
Projected first harvest
May 29
fall planting
Start seeds indoors
Jun 30
Transplant outdoors
Aug 4
Projected first harvest
Oct 8
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 7 guide (both 7a and 7b) →
Broccoli planting calendar for Pennsylvania, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
spring planting
Start seeds indoors
Feb 6
Transplant outdoors
Mar 20
Projected first harvest
May 24
fall planting
Start seeds indoors
Jul 10
Transplant outdoors
Aug 14
Projected first harvest
Oct 18
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 7 guide (both 7a and 7b) →
Broccoli planting calendar for Pennsylvania, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
spring planting
Start seeds indoors
Jan 28
Transplant outdoors
Mar 11
Projected first harvest
May 15
fall planting
Start seeds indoors
Jul 21
Transplant outdoors
Aug 25
Projected first harvest
Oct 29
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. 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
4 varieties of broccoli in the HomeSown library. Tap any for its full grow guide.
Common problems with broccoli
What to watch for, with identification and treatment for each
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