# Cycas siamensis

## **Cycas siamensis**

[**Cycas siamensis**,](https://seedlingsindia.in/products/cycas-siamensis?_pos=1&_psq=Cycas+siamensis&_ss=e&_v=1.0) commonly called the **Siamese Cycad**, is a slow-growing, ancient gymnosperm native to **Thailand, Laos, Cambodia, and parts of Myanmar and Vietnam**. It is valued for its palm-like appearance, rugged trunk, and extreme longevity, often living for many decades or even centuries.

### Key Features: [Cycas siamensis](https://seedlingsindia.com)

-   **Growth Type:** Cycad (not a true palm)
-   **Trunk:** Thick, woody, columnar trunk that becomes more pronounced with age
-   **Leaves:** Long, arching, feather-like fronds arranged in a crown
-   **Leaflets:** Narrow, stiff, dark green leaflets with a slightly bluish tone
-   **Size:** Typically **2–5 meters (6–16 feet)** in cultivation, larger in habitat

### Trunk & Structure

The plant develops a strong central trunk over time:

-   Starts as a low rosette in young plants
-   Gradually forms a **palm-like upright stem**
-   Retains old leaf scars, giving a textured, armored appearance

### Growth Habit

-   Extremely **slow-growing**
-   Produces one flush of new leaves per year (or less in cooler climates)
-   Very long-lived and low-maintenance once established

### Growing Conditions

**Light:**  
Prefers **full sun to partial shade**. Full sun produces compact, sturdy growth.

**Soil:**  
Requires **well-draining soil**:

-   Sandy or loamy mix
-   Added grit or pumice for drainage

**Watering:**

-   Moderate watering during active growth
-   Allow soil to dry slightly between watering
-   Very drought tolerant once established

**Temperature:**

-   Ideal range: **20–35°C**
-   Can tolerate brief cooler temperatures but should be protected below **5–10°C**

### Care Tips

-   Avoid overwatering (most common cause of decline)
-   Use a **deep clay pot or ground planting** for stability
-   Fertilize lightly during warm growing months
-   Remove only fully dried fronds

### Propagation

-   **Seeds:** Primary method; germination is slow
-   **Offsets:** Occasionally produced at the base

### Uses

-   Ornamental landscape specimen
-   Xeriscape and drought-tolerant gardens
-   Container-grown architectural plant
-   Collector’s cycad specimen

All parts of cycads are **toxic if ingested**, especially seeds. Handle with care around pets and children.

With its elegant palm-like crown, prehistoric origins, and extreme resilience, **Cycas siamensis** is a timeless architectural plant that brings a bold, tropical character to any landscape or collection.

## Details

- **Price:** 1250.0 INR
- **Vendor:** Seedlings India
- **Type:** Caudiciforms
- **Tags:** caudex, collector plant, cycad, cycas, cycas siamensis, rare, thai native plant

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1250.00 INR | In stock |

## Images

- Cycas siamensis
- Cycas siamensis
- Cycas siamensis

---

> Source: [Seedlings India](https://seedlingsindia.in/products/cycas-siamensis-thai-cycad)
> Updated: 2026-06-30