Rhinanthus Species, Little Yellow Rattle

Rhinanthusminor

Genus
Rhinanthus (ry-NAN-thus)
Species
minor (MY-nor)
Synonym
Rhinanthus balticus
Rhinanthus crista-galli
Rhinanthus drummond-hayi
Rhinanthus glaber
Rhinanthus hercynicus
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Deciduous
Height
4-6 ft. (1.2-1.8 m)
Spacing
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Bright Yellow
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Late Fall/Early Winter
Other Details
Category
Annuals
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
Scarify seed before sowing
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Seward, Alaska

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Gardener's Notes:

0
positive
1
neutral
0
negative
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