B and T World Seeds' reference number:
|Type of plant - perennial
Flower or inflorescence:
(vernalise or stratify 4 months)
|Height, in meters: 0.8
Height, in feet: 2.64
|Iris prismatica sales history
Common names for Iris prismatica:
|Bearded Iris, Slender Blue Flag, Slender Blue Flag Iris, Slender Blue Iris,|
is included in the following
B and T World Seeds flowering plant categories.
|1||: Stock list|
|Our stock changes almost every day, with seeds arriving and being shipped all over the world.|
We only stock long lived seeds, except for a few species that are always in demand.
Seeds that are not in stock are acquired fresh when ordered.
|6||: Bulbous and Rhizomatous Plant Seed List|
|43||: Herbaceous Border Plant Seed List|
|86||: Natives of U.S.North East|
|89||: Natives of U.S.South East|
|131||: Toxic Plants|
|Some of the deadliest known poisons are found in plants. Some major food plants, eaten by millions of people every day, have toxic parts.|
|720||: Fire Resistant Plants|
|Different classes of resistance: some grow back, some don't burn, a few have highly inflammable leaves that leave the rest of the plant intact, some trees don't have lower branches.|
Some knowledge about growing from seed is necessary to germinate even the easiest seeds.
Most seeds require humidity to germinate, even desert plants like
require that their growing medium remains moist until germination.|
Most seeds require oxygen to germinate, if buried too deep in their growing medium, or if the medium is too wet,
the seeds may not get the oxygen they require.
Iris prismatica seeds will usually germinate in 30-545 days, even under good conditions germination may be erratic.
Iris prismatica seeds will mostly germinate as the weather warms up in Spring, some may germinate during the Summer or Autumn but are more likely to stay dormant until the following Spring.
May take two winters outdoors.