Edwards' hole-in-the-sand plant (Nicolletia edwardsii)

Also known as: Sand-Daisy

The plant you're referring to is likely the Brittlebrush (Encelia farinosa), a hardy perennial that flourishes in the gritty, well-drained soils of desert landscapes. It features robust stems topped with bright yellow daisy-like blooms that attract pollinators. Its leathery leaves are specially adapted to conserve water, showcasing the plant's exceptional ability to thrive in arid conditions.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Edwards' hole-in-the-sand plant

Lifespan

Annual

Plant Type

Herb

Plant Height

0 mm to 30 cm

Spread

20-40 cm

Leaf Color

Green

Flower Size

2-4 cm

Flower Color

White and Yellow

Images of Edwards' hole-in-the-sand plant

Quickly Identify Edwards' hole-in-the-sand plant

Nicolletia edwardsii can be identified by its daisy-like flowers with white petals and yellow centers. The plant has a bushy appearance with narrow, lance-shaped leaves.

Scientific Classification of Edwards' hole-in-the-sand plant

Phylum

Vascular plants

Class

Dicotyledons

Order

Asterales

Family

Daisy

Genus

Hole-in-the-sand plants

Species

Edwards' hole-in-the-sand plant

Planting and Growing of Edwards' hole-in-the-sand plant

Care Difficulty

Hard

Watering Schedule

Every 2 days

Sunlight Requirements

Full sun

Sunshine Duration

6-10 hours

Ideal Temperature

60-75℉

Soil Type

Potting Mix, Peat Mix

Soil pH

6.5-7.5

Fertilizer Type

Balanced

Pruning Season

Spring, Summer

Pruning Area

Branches, Leaves

Pruning Frequency

2 times a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Edwards' hole-in-the-sand plant?

For Nicolletia edwardsii, aim to provide around 250 ml of water per session. The goal is to moisten the soil thoroughly but to let the top inch dry out slightly between waterings. This simulates the plant’s natural arid environment, allowing roots to absorb water efficiently without risk of rot.

What are the symptoms of an underwatered Edwards' hole-in-the-sand plant? ›

What should I do if my Edwards' hole-in-the-sand plant is not getting enough water? ›

What are the symptoms of an overwatered Edwards' hole-in-the-sand plant? ›

How to save an overwatered Edwards' hole-in-the-sand plant? ›

What Are the Sunlight Requirements for Edwards' hole-in-the-sand plant?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 5-8 hours daily

Partial to full sun provides the ideal light range for Nicolletia edwardsii, promoting robust growth and prolific flowering. Ensuring this plant receives ample sunlight is crucial for optimal photosynthetic activity, leading to vibrant displays and excellent resilience against environmental challenges.

What is the best way to provide ideal light? ›

How can I adjust the lighting for seasonal changes? ›

What are the benefits of getting ideal lighting? ›

What Is the Ideal Temperature Range for Edwards' hole-in-the-sand plant?

Ideal Temperature: 60 ~ 75℉

What is the ideal temperature range for Nicolletia edwardsii? The ideal temperature range for Nicolletia edwardsii is between 60°F and 75°F. Maintaining this temperature range ensures optimal growth and flowering, considering its native habitat conditions which are neither too hot nor too cold.

What Soil is Best for Edwards' hole-in-the-sand plant?

Soil type: Sandy soil, Sandy loam

Soil PH: 6.5 ~ 7.5

Nicolletia edwardsii thrives in well-draining soils. Proper drainage prevents root rot and maintains the appropriate moisture balance, which is vital for healthy growth. While this plant is hardy and doesn't require an excessively rich soil, a moderate presence of nutrients will promote vigorous growth and flowering. Regular soil amendments help maintain this balance. The plant prefers a sandy loam texture, which offers a balance of aeration, moisture retention, and root penetration, crucial for robust root development.

How to Fertilize Edwards' hole-in-the-sand plant?

Fertilizer type: Balanced

For Nicolletia edwardsii, the recommended fertilizing amount should be moderate, taking into account its natural habitat. Use a liquid fertilizer diluted to half the recommended strength to avoid potential root burn, applying approximately 200 ml per plant each time.

How to Prune Edwards' hole-in-the-sand plant?

Pruning Time: Spring, Summer

Start by inspecting the plant for dead or damaged stems and branches. Remove these first to prevent disease spread and allow the plant to focus energy on healthy growth. Trim leggy, overextended branches back to a healthy bud or side branch. This encourages fuller foliage and a more compact, bushy shape, which is typically desired for Nicolletia edwardsii. Once dead and leggy branches are removed, focus on gently shaping the plant. Make cuts at a 45-degree angle just above a leaf node to promote healthy regrowth. More About Pruning Techniques→

How to Propagate Edwards' hole-in-the-sand plant plant?

Propagate Time: Spring, Early spring

Fill the seed trays with a well-draining mix. Water it thoroughly and let excess water drain out to ensure that the soil is evenly moist, but not waterlogged.

Scatter the seeds evenly on the surface of the soil. Press them lightly into the surface, but don't cover them with soil as they need light for germination.

Place the trays in a warm, bright location. Use a moisture control bag to cover the trays, providing a humid greenhouse effect, aiding in successful germination.

More About Propagating Techniques→

How to Repot Edwards' hole-in-the-sand plant plant?

Repotting frequency: Every two years

Look for signs like roots poking through the drainage holes, soil drying out too quickly, or a noticeable slowdown in growth rate. These indicators often suggest that Nicolletia edwardsii needs a new, roomier home to continue thriving efficiently.

Select a pot that's slightly larger than the previous one, ensuring it has sufficient drainage holes. The added space should allow roots to spread comfortably, improving nutrient distribution and moisture control while preventing root rot.

Opt for a well-draining cactus mix enriched with sand or perlite. Good drainage is crucial as it prevents root rot by ensuring excess water can escape, maintaining a healthy moisture balance within the potting environment.