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Cup Flower 'White Robe'

Nierembergiahippomanica var. caerulea

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Family
Solanaceae (so-lan-AY-see-ee)
Info
Genus
Nierembergia (nee-rem-BERG-ee-uh)
Info
Synonym
Nierembergia caerulea
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Smooth
Height
under 6 in. (15 cm)
6-12 in. (15-30 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger

Unknown - Tell us

Bloom Color
Bright Yellow
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Blooms all year
Blooms repeatedly
Other Details
Category
Annuals
Tropicals and Tender Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color

Unknown - Tell us

Where to Grow
Can be grown as an annual
Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information

Unknown - Tell us

Propagation Methods
From herbaceous stem cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; direct sow after last frost
Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

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

Regina, Saskatchewan

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saskboy
Regina, SK (Zone 3b) | March 2016 | positive

"white robe" is a great little filler, very full, and literally smothered in thumbnail size profuse blooms. For me it has bloomed much mo...Read More

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