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Dianthus, Annual

Varieties We Bring In

StandardDianthusFrosty FireDianthusCoronet Cherry RedDianthus chinensis
Sizes & Pricing
1 galFrom$6.95
Seed PackFrom$3.69

Last received Nov 4, 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
Salt toleranceHigh
Mature size6-12 inches × 8-12 inches (varies by variety)

Pet toxicity: Toxic to dogs and cats

Pet safety guide

About Dianthus

Dianthus (Pinks) is a cool-season annual in NE Florida, producing fragrant, fringed blooms in shades of red, pink, white, and bicolor from fall through late spring. Plant in October for a full season of color; it declines when summer heat arrives.

Plant details

Bloom Season
Fall, Winter, Spring
Flower Color
White, Red, Pink, Purple
Growth Rate
Moderate
Foliage
Annual
Soil
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

Bloom season. Good planting window.

Care essentials

Light

Provide full sun — at least 6 hours of direct light daily. In NE Florida, plant in a bright, open bed for the strongest bloom production during the cool season.

Water

Water regularly to keep soil evenly moist but never soggy; avoid overhead irrigation as wet foliage promotes powdery mildew in Florida's humid conditions. Water at the base and allow the top inch of soil to dry slightly between waterings.

Soil & Fertilizer

Plant in well-drained, slightly alkaline to neutral soil (pH 6.5–7.0). Apply a balanced granular fertilizer at planting and monthly during the cool season; avoid excess nitrogen, which promotes foliage at the expense of flowers.

Similar needs

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Common questions

Is Dianthus a good plant for St. Augustine?

Dianthus is an annual. Mature size: 6-12 inches × 8-12 inches (varies by variety). Light: Full Sun. Water needs: Moderate. Recorded hardiness zone: 9a. Recorded salt tolerance: high.

What is the recorded pet toxicity for Dianthus?

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.