North America Native Plant

Sticky Sandspurry

Botanical name: Spergularia macrotheca var. leucantha

USDA symbol: SPMAL

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Sticky Sandspurry: A Specialized Native for California’s Coastal Gardens If you’re looking for a truly unique native plant that thrives in challenging coastal conditions, sticky sandspurry might just be your answer. This unassuming little perennial has carved out a special niche in California’s salty, alkaline landscapes, making it a fascinating ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3T4: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Subspecies or varieties is apparently secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the region or more than 10,000 individuals ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Sticky Sandspurry: A Specialized Native for California’s Coastal Gardens

If you’re looking for a truly unique native plant that thrives in challenging coastal conditions, sticky sandspurry might just be your answer. This unassuming little perennial has carved out a special niche in California’s salty, alkaline landscapes, making it a fascinating choice for gardeners who love working with specialized native species.

What is Sticky Sandspurry?

Sticky sandspurry (Spergularia macrotheca var. leucantha) is a native California perennial forb that belongs to the pink family. As a forb, it’s an herbaceous plant without significant woody growth, putting down roots that help it return year after year. This hardy little plant has adapted to some pretty tough conditions that would make other plants throw in the towel.

Where Does It Call Home?

This variety of sandspurry is found exclusively in California, where it has made itself comfortable in coastal salt marshes and alkaline soils. It’s a true California native, having evolved alongside the state’s unique coastal ecosystems over thousands of years.

A Word About Conservation

Before we dive into growing this plant, there’s something important to know: sticky sandspurry has a conservation status that suggests it may be somewhat uncommon or specialized in its distribution. If you’re interested in adding this plant to your garden, make sure you source it responsibly from reputable native plant nurseries that propagate rather than wild-collect their plants.

Garden Appeal and Uses

Let’s be honest – sticky sandspurry isn’t going to win any flashy flower contests. This is a plant for gardeners who appreciate subtlety and ecological function over showy blooms. Its small white flowers and low-growing habit make it perfect for:

  • Coastal restoration projects
  • Salt-tolerant garden areas
  • Native plant collections
  • Specialized habitat gardens
  • Areas with poor, alkaline soils where other plants struggle

Growing Conditions: Not Your Average Garden Plant

Here’s where sticky sandspurry gets interesting – and challenging. This isn’t a plant you can just plop into any old garden bed. It has some very specific needs:

  • Soil: Prefers saline or alkaline soils that mimic its natural coastal habitat
  • Water: Adapted to areas with seasonal moisture patterns
  • Climate: Best suited to California’s coastal zones, likely USDA zones 9-10
  • Sun: Probably prefers full sun to partial shade

Is This Plant Right for Your Garden?

Sticky sandspurry is definitely a specialist plant. You might want to consider it if:

  • You live in coastal California and want to support native ecosystems
  • You have challenging alkaline or salty soil conditions
  • You’re creating a native plant collection or restoration garden
  • You appreciate subtle, ecologically important plants

However, this probably isn’t the plant for you if you’re looking for showy flowers, easy care, or something that works in typical garden conditions.

Planting and Care Tips

Given the specialized nature of this plant, successful cultivation requires mimicking its natural habitat:

  • Try to replicate alkaline or slightly saline soil conditions
  • Plant in areas with good drainage but seasonal moisture
  • Source plants from reputable native plant nurseries
  • Consider it for coastal restoration or specialized native gardens rather than typical landscaping
  • Be patient – like many native plants, it may take time to establish

The Bottom Line

Sticky sandspurry is a plant for the native plant enthusiast who wants to grow something truly special and ecologically significant. While it won’t provide the instant gratification of showier plants, it offers the satisfaction of supporting California’s native plant heritage and creating habitat for specialized coastal ecosystems. Just remember to source it responsibly and be prepared to provide the unique growing conditions it needs to thrive.

Sticky Sandspurry

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Caryophyllaceae Juss. - Pink family

Genus

Spergularia (Pers.) J. Presl & C. Presl - sandspurry

Species

Spergularia macrotheca (Hornem.) Heynh. - sticky sandspurry

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