Acanthaceae
Thunbergia holstii
S
Not currently in the nursery
We can propagate most native species on request — get in touch to discuss timeline and quantity.
About
Thunbergia holstii is an erect shrub or subshrub growing up to 1.5-2 metres tall. It features quadrangular young branches with greyish to brownish bark, which are narrowly winged and have small pseudo-stipular spines. Its solitary flowers have a purple to dark blue corolla limb and upper tube, a whitish lower tube, and a yellow throat.
Where it works in Kilifi
This ornamental shrub thrives in Kilifi in full sun to partial shade, benefiting from some afternoon shade in hot climates. It requires well-draining soil rich in organic matter. Plant as a specimen shrub or for informal hedging.
Growing notes
This is a fast-growing plant that requires regular watering to keep the soil consistently moist but not waterlogged. Once established, it can tolerate some drought. It thrives in warm, humid conditions and is not frost-hardy.
Sources
Researched with web grounding from: jstor.org, beejwala.com, mahindranursery.com, ufseeds.com, martinnursery.com, matchesseeds.ca. Please verify with local knowledge before relying on these notes.