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Alternanthera (Alternanthera brasiliana), Perennial
Perennial

Alternanthera

Alternanthera brasiliana

Varieties We Bring In

Choco ChiliAlternanthera brasilianaLittle RubyAlternanthera brasilianaBrazilian Red HotAlternanthera brasiliana
Sizes & Pricing
1 galFrom$6.95

Last received Sep 14, 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, Part Shade
WaterModerate
Salt toleranceModerate
Mature size1-3 feet × 1-2 feet

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

Pet safety guide

About Alternanthera

Alternanthera (Alternanthera dentata) is a tropical perennial from South America grown as a warm-season annual in Northeast Florida for its vivid burgundy, chocolate-red, or purple foliage. Its compact, mounding habit and intensely colored leaves — best in full sun — make it a staple for tropical bedding displays, borders, and container combinations from spring through first frost.

Plant details

Bloom Season
Fall, Winter
Flower Color
Non-flowering
Growth Rate
Fast
Foliage
Perennial
Soil
Sandy, Loam, Well-drained

Best planting months

Recommended forZone 9b · St. Augustine, FL

Recommended months: March, April, May.

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, other month
October, other month
November, other month, this month
December, other month
This monthGood windowOther months

Seasonal care

Good planting window.

Care essentials

Light

Plant Alternanthera in full sun for the most intense foliage color; it tolerates part shade but colors become muted. Northeast Florida's full summer sun is ideal for this tropical foliage plant.

Water

Water regularly to maintain evenly moist soil; avoid letting plants wilt, which dulls foliage color. Mulch around the base to retain soil moisture and reduce irrigation frequency in Florida's sandy soils.

Soil & Fertilizer

Performs well in sandy to loamy, well-drained soils. Feed monthly with a balanced fertilizer during the growing season to sustain vigorous color; pinch tips regularly to maintain a compact, bushy form.

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Common questions

Is Alternanthera a good plant for St. Augustine?

Alternanthera is a perennial. Mature size: 1-3 feet × 1-2 feet. Light: Full Sun, Part Shade. Water needs: Moderate. Recorded hardiness zone: 9a. Recorded salt tolerance: moderate.

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.