Re: [SG] Hydrangeas (lowering pH)
- To: s*@MAELSTROM.STJOHNS.EDU
- Subject: Re: [SG] Hydrangeas (lowering pH)
- From: K* D* <K*@AOL.COM>
- Date: Fri, 18 Jun 1999 07:55:46 EDT
Cindy,
Isn't there also a danger from build up of heavy metals by using the aluminum
sulfate? That is why I have always used sulfur, slow or not.
Kay Dye, Edelstein, IL Zone 5
In a message dated 6/17/99 8:57:36 AM Central Daylight Time,
Cidjohnson@AOL.COM writes:
<< HOWEVER, ALUMINUM SULFATE IS NOT RECOMMENDED FOR LOWERING SOIL PH AS IT HAS
BEEN FOUND TO HAVE POTENTIALLY TOXIC EFFECTS SUCH AS RESTRICTING ROOT GROWTH
AT LOWER PH LEVELS >>
