# Sidr (Ziziphus spina-christi)

Canonical: https://plantguide.ae/plants/sidr · Updated: 2026-09-30
Source: Ghaf Gardens (https://plantguide.ae/plants/sidr)

Sidr · سدر · also called Christ's thorn jujube, Nabk, Lote tree  
tree · native · family Rhamnaceae · grows 4–10 m tall, 4–8 m wide · moderate growth  
full sun · very low water need  
Ratings for Dubai (1–5, 5 is best): heat 5 · salt 4 · drought 5 · shade 1 · ease of care 5  
Sow or plant: Oct–Feb  
Uses: shade-tree, windbreak, native-habitat, edible, specimen  
Garden styles: desert-modern, luxury

A native shade tree that copes with salty, stony soil better than almost anything else in Dubai, giving fragrant winter flowers, prized honey and edible nabk fruit for very little water.

## About

Meet Sidr, a tree that has been feeding, sheltering and treating people across Arabia for longer than almost any garden plant can claim. Its broad, thorny crown stays green through the driest months, giving genuine shade in a landscape where shade is the rarest resource. It doesn't perform for attention the way an exotic flowering tree does; its value is quieter and more enduring, closer to a working tree than an ornamental.

Its cool-season flowers are unassuming individually but collectively significant — a key nectar source for the honey bees that produce sidr honey, one of the most prized honeys in the region, and a genuine draw for pollinators at a time when little else nearby is flowering. The small nabk fruit that follows is edible fresh or dried, a direct, practical reward that few Dubai garden trees offer.

Beyond the garden, Sidr carries weight that goes past horticulture: it is identified with the lote tree referenced in Islamic tradition, and that association means planting one can feel less like adding a tree and more like keeping something continuous with the region's older, wilder landscape.

Sidr grows wild across the UAE's wadis, gravel plains and desert margins, and is one of the native trees the Environment Agency – Abu Dhabi now tags and protects alongside [Ghaf](https://plantguide.ae/plants/ghaf.md) and [Samr](https://plantguide.ae/plants/samr.md) as part of its native tree-tagging programme. Left alone it forms a broad, thorny, semi-evergreen crown 4–10 metres tall, and it has sheltered, fed and medicated people across Arabia for millennia. It is identified with the lote tree of Islamic tradition, which is part of why it still carries real cultural weight beyond the garden.

In a villa garden, Sidr is entirely at home in sandy, alkaline Dubai soil and copes with saline groundwater, salty irrigation water and coastal airborne salt far better than most trees. Given space and full sun it needs almost no ongoing attention once established, and it pairs naturally with [Ghaf](https://plantguide.ae/plants/ghaf.md), [Samr](https://plantguide.ae/plants/samr.md) and [Date Palm](https://plantguide.ae/plants/date-palm.md) in a desert-modern planting scheme.

The trade-off is the thorns on every branch, so keep it well away from paths, pool edges and play areas. Its cool-season flowers are a key nectar source for the region's prized sidr honey, which research on UAE honeys credits with high phenol, mineral and antioxidant content and genuine antibacterial activity, including against E. coli and Candida albicans. The small nabk fruit that follows can be eaten fresh or dried — a genuinely useful, low-water tree rather than a purely ornamental one.

Sidr's usefulness runs deeper than honey and fruit: traditional Arabian medicine has long used its leaves, bark and fruit, and modern phytochemical reviews confirm the plant contains a wide range of bioactive compounds, supporting at least some of that traditional reputation. For a Dubai garden, though, its everyday value is simpler — year-round green cover, real shade, and almost no irrigation bill, from a tree that was already thriving here long before the city was.

## Through the year

Sidr holds a green, semi-evergreen crown through nearly all of the year, only thinning modestly in the driest stretches. Fragrant cream-yellow flowers cluster along the branches from November into January, the UAE's coolest months, bringing bees and a light honeyed scent to the garden when most other flowering plants are dormant. Small green nabk fruit follows from January into March and ripens through spring, ready to pick fresh or dry by April or May. Through peak summer it simply holds its shade and colour, asking for little beyond the occasional deep soak.

| When | What | Note |
| --- | --- | --- |
| Oct–Feb | Plant: Best planting window | Plant in the cool season so roots establish before summer heat. |
| Nov–Jan | Flowers: Fragrant cream-yellow flowers | The main nectar flow for sidr honey; UAE nursery sources place peak flowering in the cooler months. |
| Jan–Mar | Fruit: Nabk fruit forms |  |
| Mar–May | Harvest: Nabk fruit ripens for harvest | Fruit can be picked and eaten fresh or dried; exact timing varies with location across the emirates. |
| Dec–Feb | Prune: Light formative pruning | Remove crossing or low branches in the cool season; wear thick gloves for the thorns. |

## Care in Dubai

- **Watering in summer:** Established trees: a deep soak every 1–2 weeks on a drip line is enough. Avoid frequent shallow watering.
- **Watering in winter:** Little to no irrigation needed beyond occasional rain.
- **While establishing:** Deep-water two to three times a week through the first two summers, tapering off as the roots establish.
- **Soil:** Sandy, alkaline soil (pH 7.5–8.5) with fast drainage; tolerates poor, stony and saline ground better than almost any garden tree.
- **Feeding:** Rarely needed; a light slow-release feed at planting is enough.
- **Pruning:** Light formative pruning in the cool season to remove crossing or low branches and manage the thorny canopy near paths.
- **Planting:** Plant October to February. Dig wide, not deep, and keep the root ball level with the surrounding soil.
- **Pests and problems:** Generally trouble-free; Occasional mealybug or scale on stressed trees
- **Toxicity:** Not known to be toxic. The nabk fruit is traditionally eaten fresh or dried across the region.

## Good and bad

**Pros**
- Stays green year-round without heavy irrigation once established
- Tolerates salty, poor and stony soil better than almost any garden tree
- Thorny branches and a dense crown make a genuine windbreak and privacy screen
- Fragrant cool-season flowers are a key nectar source for sidr honey
- Edible nabk fruit and real cultural and religious significance in the region

**Cons**
- Sharp thorns on every branch; keep well away from paths, pools and play areas
- Slower to size up than fast exotic shade trees
- Drops small fruit and leaf litter that needs sweeping near pools and paving
- Surface roots close to the trunk can lift nearby paving if planted too close

## Common mistakes

- Planting it too close to a path, pool deck or seating area — the thorns on every branch make later regret expensive to fix, since a mature Sidr is not easily moved.
- Watering it as often as an exotic ornamental — frequent shallow watering encourages shallow roots and wastes water the tree simply doesn't need once established.
- Expecting fast shade — it grows at a moderate pace, not the rapid rate of an exotic fast-growing tree, so plan for a multi-year wait for full canopy.
- Leaving fallen fruit and leaf litter to accumulate near a pool or paved seating area — it isn't hazardous, but it is messier underfoot than a cleaner exotic specimen tree.
- Pruning hard for a neater shape — this removes flowering wood and slows the tree's already moderate growth further; light, occasional formative pruning is all it needs.

## Good to know

- One of three native trees — alongside Ghaf and Samr — actively tagged and protected under the Environment Agency – Abu Dhabi's native tree-tagging programme.
- Sidr honey, produced largely from this tree's nectar, has been studied for antibacterial activity against E. coli and Candida albicans, alongside high antioxidant and mineral content.
- Identified with the lote tree (Sidrat al-Muntaha) referenced in Islamic tradition, giving it cultural and religious significance well beyond its horticultural value.
- The nabk fruit is genuinely edible fresh or dried and has long been part of traditional Arabian diets, not just an ornamental curiosity.

## Using it in a garden

Roles: Shade tree, Windbreak, Specimen tree, Edible/productive planting

Give Sidr an open, sunny position with real clearance from paths, pool edges, seating and play areas — the thorns are sharp and present on every branch, so treat spacing as a safety measure first and a design choice second. It works well as a shade tree over a gravel courtyard or seating area, as a windbreak along a boundary, or as a specimen where its cool-season flowers and fruit can be appreciated without foot traffic passing directly beneath it. Because surface roots near the trunk can lift paving, keep hard landscaping a reasonable distance from the planting hole.

- [Ghaf](https://plantguide.ae/plants/ghaf.md): Both are native, very low-water, deep-rooted trees that combine naturally in a desert-modern planting without competing for scarce water.
- [Samr](https://plantguide.ae/plants/samr.md): Samr's flatter, wider canopy and Sidr's denser, thornier one give a varied desert skyline while sharing identical soil and water needs.
- [Date Palm](https://plantguide.ae/plants/date-palm.md): A date palm's vertical silhouette against Sidr's broad, rounded crown creates classic desert-garden contrast, and both tolerate saline irrigation.
- [Arak](https://plantguide.ae/plants/arak.md): Low, shrubby arak fills the ground layer beneath Sidr's canopy without competing for its deep water reserves.

## FAQ

**Is Sidr a good tree for a small Dubai garden?**  
Yes, if you have a sunny spot away from paths and seating. Its crown is denser than Ghaf's, so it gives more shade, but plan for its thorns and give it room to spread to its mature 4–8 m width.

**Does Sidr need a lot of water in summer?**  
No. Once established it copes on a deep soak every one to two weeks, even through Dubai's peak summer heat, and tolerates saline irrigation water better than almost any other garden tree.

**Why is Sidr significant beyond gardening?**  
Sidr is identified with the lote tree (Sidrat al-Muntaha) referenced in Islamic tradition, and it has long been valued across Arabia for shade, food, timber, medicine and honey production.

**Are the thorns a real problem?**  
They're sharp and present on every branch, so site the tree away from paths, pool edges and play areas, and wear thick gloves for any pruning.

**Can I eat the fruit from a garden Sidr tree?**  
Yes — the small nabk fruit is traditionally eaten fresh or dried across the region once it ripens in spring. It's a genuine, if modest, harvest rather than a purely ornamental feature.

## Related plants

[Ghaf](https://plantguide.ae/plants/ghaf.md) · [Samr](https://plantguide.ae/plants/samr.md) · [Tamarisk](https://plantguide.ae/plants/tamarisk.md) · [Arak](https://plantguide.ae/plants/arak.md) · [Date Palm](https://plantguide.ae/plants/date-palm.md)

## Photos

![Ziziphus spina-christi growing in Israel](https://upload.wikimedia.org/wikipedia/commons/3/30/Christ%27s_thorn_jujube_tree.jpg)  
Photo: Davidbena / CC BY-SA 4.0 / Wikimedia Commons ([source](https://commons.wikimedia.org/wiki/File:Christ%27s_thorn_jujube_tree.jpg))

![Ziziphus spinachristi flower and tree photographed in the Arava area in Israel.](https://upload.wikimedia.org/wikipedia/commons/8/84/Ziziphus-areva-israel.jpg)  
Photo: Dov Grobgeld / Public domain / Wikimedia Commons ([source](https://commons.wikimedia.org/wiki/File:Ziziphus-areva-israel.jpg))

![Ziziphus spina-christi in Wadi Al Abyadh between Ghabrah and Shurayjat, Al Dakhiliyah Gov., Oman](https://upload.wikimedia.org/wikipedia/commons/d/d0/Ziziphus_spina-christi_kz01.jpg)  
Photo: Krzysztof Ziarnek, Kenraiz / CC BY-SA 4.0 / Wikimedia Commons ([source](https://commons.wikimedia.org/wiki/File:Ziziphus_spina-christi_kz01.jpg))

![Ziziphus spina-christi N fromTanuf Dam, Al Dakhiliyah Gov., Oman](https://upload.wikimedia.org/wikipedia/commons/5/5a/Ziziphus_spina-christi_kz07.jpg)  
Photo: Krzysztof Ziarnek, Kenraiz / CC BY-SA 4.0 / Wikimedia Commons ([source](https://commons.wikimedia.org/wiki/File:Ziziphus_spina-christi_kz07.jpg))

## Sources

- [EAD: Native Tree-Tagging Programme (Ghaf, Samar and Sidr)](https://www.ead.gov.ae/en/Media-Centre/News/Tree-Tagging-Programme-2024)
- [mulch.ae: Sidr Tree (Ziziphus spina-christi) Care in the UAE](https://mulch.ae/plants/sidr-tree/)
- [ICBA: Salt-Tolerant Plants of the UAE (Karim & Dakheel)](https://www.biosaline.org/sites/default/files/publicationsfile/salttolerantsplantsoftheuae_english.pdf)
- [UAE Flora: Christ's thorn jujube, sidra tree](https://www.uaeflora.ae/plant/12)
- [PMC: Ecological, Apicultural, and Therapeutic Value of Vachellia tortilis and Ziziphus spina-christi Honeys in the UAE](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12385906/)