The Boojum tree (Fouquieria columnaris) is one of the most bizarre-looking plants in the world. Shaped like spiny upside down carrots, they never fail to interest. Fouquieria columnaris (Kellogg) Kellogg ex Curran Show All Show Tabs boojum tree. Image of Fouquieria columnaris. General Information. Symbol: FOCO3. boojum tree Fouquieriaceae Fouquieria columnaris (Kellogg) Kellogg ex Curran Listen to the Latin symbol: FOCO3 Leaf: Helically alternate, obovate, 1/2 to 1.

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Larger plants do best in full sun, but even then plants need shade during the first summer to avoid sunburn.

Very small plants should only be planted out if they can be protected from full sun by a bush or tree as they fouquieriz up. Also a couple of populations in the state of Sonora. Studded with short lateral branches that carry the leaves, and then spines which are the hard remnant that’s left when the leaves fall.

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Boojum Tree, Cirio

Post a comment about this plant. Vegetation and Flora of the Sonoran Desert. The plant only is in leaf for a short time of the year spring to early summer here in So Cal. Fouquieria columnaris in Baja California are often taller than those in Sonora and sometimes reach m. I water it only a couple times a year, when the thornless hedgehog cactus in the pot with it starts to get too wrinkled. Oblong, greatly compressed, membranously winged mm long, 1. Colunaris Hunting of the Snark: Boojum trees grow best in full sun to part shade.


It gives double duty: For maximum growth the plants need ample root space. Fouquieria columnaris are summer dormant.

The forest can look almost like italian cypress when the Boojum are in full leaf. Woody cylinder thin, about as thick as bark, greatly exceeded by large succulent central pith. From Wikipedia, the free encyclopedia.

Galvin Parkway, Phoenix, AZ http: Given this belief, the hypothesis that the Seri people transplanted it is doubtful. Watering should be greatly reduced during the lust summer months to prevent rotting.

Send a photo of this plant. Views Read Edit View history. The main stem elongates only in winter and only after sufficient rain. University of Arizona Press. This weakens the stems, causing them to bend. As water is lost during dry seasons, horizontal air cavities develop in the trunk. Leaves will reappear and growth will resume sometime after mid-September, occasionally as late as November. Lateral branches numerous spirally arranged, non-succulent, slender and spreading, usually 1 metre or less in length 5-mm in diameter with stout spines mm long.

Plants are watered and allowed to dry thoroughly before watering again. The wood is soft and easily bruised and bark grey-green, soft and smooth.


Central Phoenix — Surprisingly, Boojum tree grows rather well in pots. They can grow to a height of 20 meters almost 70 feet.

Virginia Tech Dendrology Fact Sheet

Colunmaris growth it supports the leaf. Use of this Web site constitutes acceptance of the Davesgarden. Kellogg Kellogg ex Curran. The onset of leaf buds, or the sudden appearance of leaves marks the end of the dormant period.

Wikipedia, The Free Encyclopedia, 28 Oct. Leaves which turn yellow or brown and drop in late spring are a signal of the onset of dormancy, and cannot be encouraged to resprout with watering. In cultivation the seedlings may grow continuously through their first year but thereafter produce stem growth only from October to April. However, a spring planting can be successful if care is given to shading the plant. The peculiar distribution pattern of the mainland boojums has led Mexican botanists to conclude that they were probably transplanted to the mainland by fouquierix indigenous Seri people columnarix, who lived in this area and still live on communal property south of this location.

I hear they can get up to 70 feet.