North America Native Plant

Small’s Flax

Botanical name: Linum carteri var. smallii

USDA symbol: LICAS

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Small’s Flax: A Rare Florida Native Worth Protecting Meet Small’s flax (Linum carteri var. smallii), one of Florida’s most elusive native wildflowers. This little-known annual forb represents the kind of botanical treasure that makes native plant enthusiasts’ hearts skip a beat – and also raises important questions about conservation and ...

Rare plant alert!

Region: Conservation status by state

Status: S2T2: Status is uncertain but is somewhere between the following rankings: Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Small’s Flax: A Rare Florida Native Worth Protecting

Meet Small’s flax (Linum carteri var. smallii), one of Florida’s most elusive native wildflowers. This little-known annual forb represents the kind of botanical treasure that makes native plant enthusiasts’ hearts skip a beat – and also raises important questions about conservation and responsible gardening.

What Makes Small’s Flax Special?

Small’s flax belongs to the flax family and grows as an annual forb, meaning it’s a non-woody herbaceous plant that completes its entire life cycle in one growing season. Unlike its more famous cousin used for linen production, this native variety has carved out a very specific niche in Florida’s ecosystem.

As a forb, Small’s flax lacks significant woody tissue above ground, with its growing points located at or below the soil surface. This growth habit allows it to quickly establish, bloom, set seed, and complete its cycle within favorable growing conditions.

Where Does Small’s Flax Call Home?

This rare native is endemic to Florida, meaning it naturally occurs nowhere else in the world. While it’s native to the lower 48 states, its distribution is extremely limited to specific habitats within the Sunshine State.

The Rarity Factor: Why This Matters for Gardeners

Here’s where things get serious. Small’s flax carries a Global Conservation Status of S2T2, which indicates it’s imperiled and at risk. This rarity status means that if you’re considering adding this plant to your garden, you need to proceed very carefully.

Important considerations for gardeners:

  • Only obtain plants or seeds from verified, responsibly managed sources
  • Never collect from wild populations
  • Consider this plant only if you’re committed to conservation efforts
  • Be prepared for limited availability and higher costs

Growing Small’s Flax: What We Know (And Don’t Know)

Here’s the challenge with rare native plants – there’s often limited information about cultivation requirements. Small’s flax falls into this category, with most growing details still being documented by researchers and specialized native plant growers.

What we do know is that as an annual, it will need to reseed each year to maintain a presence in your garden. Being native to Florida suggests it’s adapted to the state’s specific climate conditions, but exact USDA hardiness zones, soil preferences, and care requirements remain largely undocumented in mainstream gardening resources.

Should You Grow Small’s Flax?

The honest answer? Probably not, unless you’re specifically involved in conservation efforts or native plant research. The combination of its rarity, limited availability, and lack of detailed growing information makes this a challenging plant for most home gardeners.

Better alternatives for most gardeners include:

  • Other native Florida wildflowers that are more readily available
  • Common native flax species that provide similar ecological benefits
  • Well-documented native annuals that support local wildlife

Supporting Conservation Instead

Rather than trying to grow Small’s flax in your home garden, consider supporting its conservation in other ways:

  • Donate to organizations working to protect Florida’s native plant habitats
  • Participate in native plant society activities focused on rare species
  • Choose other native plants that support the same pollinators and wildlife
  • Advocate for habitat protection in areas where Small’s flax naturally occurs

Sometimes the best way to love a plant is to appreciate it from afar while ensuring its wild populations remain stable and protected. Small’s flax serves as a reminder that our native flora includes species so specialized and rare that they’re best left to conservation professionals and their natural habitats.

If you’re passionate about growing rare natives, connect with your local native plant society or botanical garden – they can guide you toward conservation-appropriate plants that won’t compromise wild populations.

Small’s Flax

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Linales

Family

Linaceae DC. ex Perleb - Flax family

Genus

Linum L. - flax

Species

Linum carteri Small - Carter's flax

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA