Growing comfrey for green feed and hay.
COUNTRYSIDE & SMALL STOCK JOURNAL Nov-Dec 1992 (v.76#6) pg. 25
Comfrey (Symphytum), its species and the concerns over ingesting it discussed.
HERB COMPANION Feb-Mar 1992 (v.4#3) pg. 50
Added Info HERB COMPANION Jun-Jul 1992 (v.4#5) pg. 10
How to make a comfrey tea fertilizer.
KITCHEN GARDEN #6 Dec 1996-Jan 1997 pg. 8
An hebal medicine chest. Part 1. Seven herbs to grow and harvest: comfrey, echinacea, garlic, angelica, calendula, valerian and chamomile.
MOTHER EARTH NEWS #94 Jul-Aug 1985 pg. 14
Comfrey, the forgotten herb. A description of its properties as a cold remedy.
MOTHER EARTH NEWS #147 Dec 1994-Jan 1995 pg. 18
Added Info MOTHER EARTH NEWS #148 Feb-Mar 1995 pg. 22
Tip on getting rid of comfrey.
ORGANIC GARDENING Sep-Oct 1995 (v.42#7) pg. 23