Q.Purple Tomato Stems
Why do tomatoes get dark purple looking stems?

Heather
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on April 5, 2011
If they are young plants, this could mean a phosphorous deficiency or that temperatures are a bit too low. Give them in a little bone meal and increase the temperature some.
If they are older plants, this con sometimes happen with aging but does not cause any issues.
Was this answer useful?
00