Media Weight Chart

To learn the weights and water absorption of each medium, see our media weight chart below. These measurements were taken by us with the media we offer on this website.

Orchid Media	Dry Weight per quart (in ounces)	Wet Weight per quart (in ounces)	Water Held per quart (in ounces)	Water Held (as % of weight)
Aerolite	1.2	2.8	1.6	133%
Aliflor - Small	17.6	20	2.4	14%
Aliflor - Medium	12.8	14.8	2	16%
Broken Brick	38.4	40	1.6	4%
Cedar	4.5	7	2.5	56%
Cypress	5	9	4	80%
Charcoal - Small	11.5	16	4.5	39%
Charcoal - Medium	8	10	2	25%
Charcoal - Large	12	14.5	2.5	21%
Cobblestone	49	50	1	2%
Coconut Husk Chips - Small	4	10.4	6.4	160%
Coconut Husk Chips - Medium	3.6	9.2	5.6	156%
Coconut Husk Chips - Large	3.2	8	4.8	150%
Coconut Husk Fiber	1.2	3.2	2	167%
Coir	6.4	18.8	12.4	194%
Cork - X-small	4	5	14	25%
Cork - Small	3	4	1	33%
Cork - Medium	2.5	3.5	1	40%
Cork - Large	2.2	3.4	1.2	55%
Diatomite - Small	16	25.6	9.6	60%
Diatomite - Medium	11.6	21.6	10	86%
Diatomite - Large	10.8	19.6	8.8	81%
Fir bark - Small	8.4	10.8	2.4	29%
Fir bark - Medium	7.6	9.6	2	26%
Fir bark - Large	6.8	8.4	1.6	24%
Granite Chips	43	44	1	2%
Marble Chips	47	48	1	2%
Metro Mix 380 (with Coir)	10.8	20.8	10	93%
Orchiata™ Monterey Bark - Small	13	16	3	23%
Orchiata™ Monterey Bark - Medium	14	16.5	2.5	18%
Packing Peanuts	0.4	0.4	0	0%
Pea Gravel	42	45	3	7%
Peat Moss	4	18.8	14.8	370%
Pro Mix HP	4.4	20.4	16	364%
Pumice Rock	18	28	10	55%
Redwood Bark	5.6	7.6	2	36%
Rice Hulls	4	8	4	100%
Rockwool Cubes	1.2	15.6	14.4	1200%
Sand	56	66	10	18%
Sphagnum Moss - AAA New Zealand	2	10	8	400%
Sphagnum Moss - Chilean 5 Star	3.2	9.2	6	188%
Sphagnum Moss - Premium Chopped	5.6	9.6	4	71%
Sponge Rock - Small (Perlite)	3.6	10.4	6.8	189%
Sponge Rock - Medium	3.2	10	6.8	213%
Sponge Rock - Large	3	9.2	6.2	207%
Tree Fern Fiber - Small	3.5	6.5	3	86%
Tree Fern Fiber - Medium	2.8	4.4	1.6	57%
Turface	22	37	15	68%
Vermiculite	4.4	22.8	18.4	418%
Volcanic Rock - Medium	18.4	23.6	5.2	28%
Volcanic Rock - Large	25.2	28.4	3.2	13%