Large Cupped Daffodil (Narcissus 'Usan') in the Daffodils Database

Common names:
Give a thumbs up Large Cupped Daffodil
Give a thumbs up Daffodil

Data specific to Daffodils (Edit)
Division: Division 2 - Large-Cupped
Color: Perianth (Petals): White
Color: Corona (Cups): Yellow
Bloom season: M - Mid Spring
Height classification: Standard (12.8" to 26.6")
Special Classes: ADS Classics
Hybridizer: William Jackson, Sr.
Year of registration: Registered/flowering pre 1940
Country of Origin: Australia
Seed parent: Nimue
Pollen parent: 'Pinkeen'
Links: DaffSeek - Daffodil Database
RHS - Daffodil Register

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Maximum recommended zone: Zone 8b
Leaves: Spring ephemeral
Flowers: Showy
Flower Color: White
Yellow
Flower Time: Spring
Underground structures: Bulb
Uses: Provides winter interest
Erosion control
Groundcover
Cut Flower
Will Naturalize
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Gophers/Voles
Rabbit Resistant
Squirrels
Toxicity: Leaves are poisonous
Roots are poisonous
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Offsets
Bulbs
Pollinators: Moths and Butterflies
Flies
Bees
Containers: Suitable in 1 gallon
Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: Goes Dormant
Parentage: Nimue x Pinkeen

Celebrating Winter Interest!Celebrating Winter Interest!
February 14, 2015

Pine cones, seed heads, winter bloomers, colorful red berries, and much more! Let's kick off Winter Interest Week with a look at the most popular plants in our database that give some kind of interest to our gardens in the winter. We also introduce a new gallery option in our database for winter interest, with bonus acorns this week!

(Full article9 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
Database suggestion: plant diseases by FullyWashable Jun 24, 2019 9:35 PM 8
Candy Lily = Iris????/Daffodil = Amaryllidaceae???? Need Help! by SonoveShakespeare Mar 31, 2019 10:39 PM 3
need ID this Narcissus flower by sangel Mar 22, 2019 11:10 AM 15
A grafted vs. own root guide: Who, on What, and Where? by ac91z6 Jul 9, 2018 3:12 PM 38
🌹SEPTEMBER 2017 Bloom and Chat 🌹 by IrisLilli Oct 2, 2017 8:45 AM 153
Narcissus Cultivar? by TexasPlumeria87 Mar 2, 2017 6:17 AM 5
Untitled by darksome Jun 26, 2017 10:10 AM 88
Perennials for spring color. by virginiarose May 4, 2012 10:51 AM 174
Data architecture proposal for daffodils by sandnsea2 Mar 8, 2012 10:25 AM 121

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