Aquatic Plants Digest V1 #165
To: Aquatic-Plants at actwin_com
Subject: Aquatic Plants Digest V1 #165
From: glen at harlie_pps.com (Glen Osterhout)
Date: Wed, 5 Jul 95 16:49:08 EDT
In-Reply-To: Aquatic-Plants-Owner at actwin_com's message of Wed, 5 Jul 1995 15:39:02 -0400 <199507051939.PAA18790 at looney_actwin.com>
>From: "John Y. Ching" <jyching at watnow_uwaterloo.ca>
>Date: Wed, 5 Jul 1995 14:01:04 -0400 (EDT)
>Subject: Algae and Algae eaters
>Some of the new plants I bought the past weekend have developed a
>fur-like algae on their leaves despite my effort to treat the plants in a
>bleach solution prior to planting them. I am not sure whether the algae
>is "normal" green algae or the dreaded brush (red) algae. The color of
>the algae is kinda dark green, and it tends to cover an entire affected
>leaf. It also seems to prefer the long and narrower leaves of the swords.
>How do I tell the difference between green and brush algae?
I have noticed that red algae (which normally looks dark green) turns
bright red when exposed to hot water. Take a sample and boil it if you
want to be sure of what you're dealing with. You can also use tap water
as long as it gets reasonably hot.