These products are garbage and are certainly not sphagnum despite what your well meaning nursery staff may think.
Carnivorous plants carpet moss.
Nearly all nurseries think they have sphagnum but what they usually have is peat moss or the useless green moss or sheet moss materials.
There are differences and they usually have negative effects.
You can use perlite horticultural sand and sphagnum peat moss to make the soil for sarracenia.
See reviews photos directions phone numbers and more for the best nurseries plants trees in garden grove ca.
Under proper management peat moss is a renewable resource.
Probably the most insidious and most common moss ceratodon purpureus is called red roof moss.
You do not want it but chances are it is in most of your carnivore pots.
You can purchase readily available soil for carnivorous plants or make it yourself.
As with other carnivorous plants sarracenia thrive in acidic soil.
Not to be confused with green moss long fibered peat or carpet moss all of which can be found in bags calling them peat moss.
Some of these you have probably seen growing with sphagnum such as feather moss which is benign and hair cap moss which can be a nuisance.
One type of soil mix is 60 of peat moss and 40 of sand.
Almost all are not immediately evident and will only show up after weeks or months of seemingly healthy growth though some chemicals that are found in certain products may kill your plants very quickly.
As a growing medium for carnivorous or one of the soil ingredients.
The canadian sphagnum peat moss association cspma and associated organizations and institutions are doing their best to ensure that peat moss is a renewable resource.