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Japanese Poppy
Papaver miyabeanum 'Pacino'

Family: Papaveraceae (pa-pav-er-AY-see-ee) (Info)
Genus: Papaver (puh-PAY-ver) (Info)
Species: miyabeanum (my-yah-bee-AH-num) (Info)
Cultivar: Pacino


Alpines and Rock Gardens



under 6 in. (15 cm)


3-6 in. (7-15 cm)


USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

Sun Exposure:

Full Sun


Unknown - Tell us

Bloom Color:

Pale Yellow

Bright Yellow

Bloom Time:

Late Spring/Early Summer



Other details:

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

Unknown - Tell us

Patent Information:

Unknown - Tell us

Propagation Methods:

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; sow indoors before last frost

From seed; direct sow after last frost

Seed Collecting:

Allow pods to dry on plant; break open to collect seeds

Properly cleaned, seed can be successfully stored

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Gardeners' Notes:


On Mar 2, 2012, Oxblossom from Baywood-Los Osos, CA wrote:

I'm a poppy-phile, and I'm just curious about this plant and a similar one that has a finer, lower and grayer foliage; also only tiny yellow flowers. In the nursery, a pretty reputable one, the second plant had a label that just said: "poppy." Really? That plant was last year, and we didn't have any heat to speak of here right on the coast. I have sand for soil, and some plants just don't like it, though most non-mildewing plants will do here in it if they can beat the wind and snails. It failed pretty miserably. A nurserywoman has said she knows what it is and will let me know soon, but I still don't even know if annual or perennial. I'm speaking of the second plant. It's very nearly Spring here, and at least one (from a sixpack) has been valiantly trying to live through this cold dry win... read more