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Princess Flower (Tibouchina urvilleana), Shrub
Shrub

Princess Flower

Tibouchina urvilleana

Varieties We Bring In

DwarfTibouchina urvilleanaStandardTibouchinaMonrovia
Sizes & Pricing
#1MonroviaFrom$24.95
#2MonroviaFrom$49.95
3 galFrom$14.95
#5MonroviaFrom$79.95

Last received Jul 19, 2026.

We bring this in seasonally, so what is on the lot changes week to week. A received date shows when it last came in, not that it is here today.

Call (904) 471-0440 to confirm this plant and size before you make the trip.

LightFull Sun
WaterModerate
Mature size10-15 feet × 10-15 feet

Pet toxicity: not on file, check before planting where pets chew

Pet safety guide

About Princess Flower

Princess Flower (Tibouchina urvilleana) is a tropical Brazilian shrub growing 10–15 feet tall, celebrated for its striking royal-purple blooms produced summer through fall. The velvety, prominently-veined dark green leaves add bold texture. Hardy in zone 9b; requires training and regular pruning to maintain an attractive form in NE Florida landscapes. UF/IFAS flags this species as potentially invasive — site with care.

Plant details

Bloom Season
Summer, Fall
Flower Color
Purple
Growth Rate
Moderate
Foliage
Evergreen
Soil
Loam, Acidic, Well-drained

Best planting months

Recommended forZone 9b · St. Augustine, FL

Recommended months: March, April, May, September, October, November.

January, other month
February, other month
March, good window
April, good window
May, good window
June, other month
July, other month
August, other month
September, good window
October, good window
November, good window, this month
December, other month
This monthGood windowOther months

Seasonal care

Good planting window.

Care essentials

Light

Plant in full sun with a minimum of 5 hours direct sunlight for best bloom production. In NE Florida, a south- or west-facing location maximizes flowering.

Water

Water regularly to keep soil evenly moist; Princess Flower does not tolerate drought or prolonged waterlogging. In NE Florida, supplement irrigation during dry spells and ensure good drainage to prevent root rot.

Soil & Fertilizer

Grow in well-drained, slightly acidic soil. Amend sandy NE Florida soils with compost to improve moisture retention. Fertilize in spring and summer with an acidifying slow-release fertilizer; prune lightly after bloom cycles to maintain shape and stimulate repeat flowering. Note: UF/IFAS considers Tibouchina urvilleana potentially invasive — site responsibly.

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Common questions

Is Princess Flower a good plant for St. Augustine?

Princess Flower is a shrub. Mature size: 10-15 feet × 10-15 feet. Light: Full Sun. Water needs: Moderate. Recorded hardiness zone: 9a.

Care information verified from

Last reviewed February 2026. Our care guidance comes from trusted horticulture sources and decades of helping St. Augustine gardeners. Conditions here can vary dramatically from one area to the next, so come ask us and we'll tailor it to your yard.