General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Minimum cold hardiness: Zone 9a -6.7 °C (20 °F) to -3.9 °C (25 °F)
Maximum recommended zone: Zone 11
Plant Height: 24 to 48 inches, to 6 feet with bloom spike
Plant Spread: 4 to 5 feet
Leaves: Unusual foliage color
Evergreen
Other: Bluish-silvery green with maroon reverse
Flowers: Showy
Fragrant
Flower Color: White
Bloom Size: Under 1"
Flower Time: Summer
Late summer or early fall
Other: It may take decades to produce a bloom spike which can reach 6 feet in height.
Resistances: Humidity tolerant
Drought tolerant
Propagation: Other methods: Offsets
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: Epiphytic

Image
Common names
  • Bromeliad
  • Alcantarea
Botanical names
  • Accepted: Alcantarea imperialis
  • Synonym: Vriesea imperialis

Photo Gallery
Location: Southwest Florida
Date: April 2014
Location: Central Texas
Date: 2018-03-18
Location: Southwest Florida
Date: May 2014
close-up of the developing bloom stalk
Location: Southwest Florida
Date: April 2017

Credit: Eurico Zimbres
Location: Southwest Florida
Date: March 2012

Date: June 2011
quite an amazing sight, this bloomspike is appr. 9 ft tall.
Location: Botanical garden, Rio de Janeiro, Brazil
Date: 2014-12-12
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2016-03-20
Location: Southwest Florida
Date: June 2012
plant with long bloom spike; appr. 10 ft tall
Location: Southwest Florida
Date: June 2012
individual flower on the large bloom spike
Location: Southwest Florida
Date: February 2012
A majestic plant
Location: Fred's garden in Naples, FL
Date: 9/15/11
still a baby
Location: Southwest Florida
Date: June 2014
Location: Southwest Florida
Date: March 15, 2012
a nice grouping of this beautiful Bromeliad
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2016-03-20
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2016-03-20
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2016-03-20
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2016-03-20
Location: Botanical Garden Rio de Janeiro, Brazil
Date: 2015-01-29
Comments:
  • Posted by Dutchlady1 on Feb 13, 2012 8:32 PM concerning plant:
    This gorgeous large Bromeliad achieves its best color in full sun. The offsets are tiny and grass-like and not easy to harvest, but it is worth the effort, since the mature plants can be very pricey.
Discussion Threads about this plant
Thread Title Last Reply Replies
Stunning! by terrafirma Apr 22, 2014 2:19 PM 2
Oh My! by plantladylin May 8, 2014 9:32 AM 1
Untitled by VictorGustavo Nov 5, 2019 1:04 PM 0

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