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Water Hyssop (Bacopa monnieri), Groundcover

Varieties We Bring In

StandardBacopa monnieri
Sizes & Pricing
1 galFrom$9.95

Last received Sep 22, 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
WaterHigh
Salt toleranceModerate
Mature size4-6 inches × spreads 12-18+ inches

Pet toxicity: Non-toxic to dogs and cats

Pet safety guide

About Water Hyssop

Herb of Grace (Bacopa monnieri) is a creeping succulent-stemmed perennial native to wetlands across tropical and subtropical regions, bearing small rounded leaves and tiny white to pale lavender flowers. Long used in Ayurvedic medicine, it serves as a lush aquatic or moisture-loving groundcover in warm climates.

Plant details

Bloom Season
Spring, Summer, Fall
Flower Color
White
Growth Rate
Fast
Foliage
Evergreen
Soil
Sandy, Loam, Well-drained, Wet

Best planting months

Recommended forZone 9b · St. Augustine, FL

Recommended months: March, April, May, 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, other month
October, good window
November, good window, this month
December, other month
This monthGood windowOther months

Seasonal care

Bloom season. Good planting window.

Care essentials

Light

Water hyssop performs best in full sun to part shade in NE Florida. Full sun maximizes flowering; part shade is tolerated in humid, wet spots near ponds or rain garden edges.

Water

This native wetland creeper thrives with consistent moisture or shallow standing water. It is ideal for rain gardens, pond margins, and wet low spots in NE Florida; do not allow soil to dry out completely.

Soil & Fertilizer

Grows in sandy to loamy moist or wet soils with neutral to slightly alkaline pH. Minimal fertilizer needed — light application of a balanced granular fertilizer in spring is sufficient; excessive nitrogen promotes rank growth over flowering.

Similar needs

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Common questions

Is Water Hyssop a good plant for St. Augustine?

Water Hyssop is a groundcover. Mature size: 4-6 inches × spreads 12-18+ inches. Light: Full Sun, Part Shade. Water needs: High. Water Hyssop is native to Florida. Recorded hardiness zone: 9a. Recorded salt tolerance: moderate.

What is the recorded pet toxicity for Water Hyssop?

Non-toxic to dogs and cats

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.