Ina, You can add a little (5-10% of total) peat moss to the mix. My conditions are also neutral to alkaline and tecohilaeas grow fine. I use a sandy mix but with a lot of pumice for drainage, about 2/3 or more of the total. An acidic fertilizer also helps drop alkilinity. Dylan On 26 March 2012 18:33, Ina Crossley <klazina1@gmail.com> wrote: > I have some propagating sand to plant my Tecophilia bulbs, but it is > neutral. As Jane says, it needs to be acidic. Do I mix in some > sulphur? Flowers of Sulphur? > > Sorry, I just want to do right by these bulbs. > > -- > Ina Crossley > Auckland New Zealand zone 10a > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ > -- Where there is much desire to learn, there of necessity will be much arguing, much writing, many opinions; for opinion in good men is but knowledge in the making. — John Milton, *Areopagitica: A speech for the liberty of unlicensed printing to the Parliament of England*, 1644