Variegation and colour in plants

If you search online for information about variegated plants, you’ll find plenty of blog posts offering to explain how variegation works and describing two or three different types. I’ve read lots of those posts, both when I was first learning, and more recently when I’ve wanted to explain things to other people. But they’ve never […]

How do you know a tradescantia is thirsty?

Tradescantias are semi-succulents, which means they’re much more tolerant of drought than a lot of plants. It also means that they’re a lot less obvious about it when they eventually do get thirsty. Growing tradescantias as houseplants is very different from having “drama queens” like coleus, nerve plants, and polka dot plants.

What is a wild type plant?

In the world of cultivated tradescantias, there are some plants which people refer to as “wild type”. This is a pretty ambiguous term that doesn’t do much to help identify plants – the best approach in these cases is to use cultivar names instead.

The other ‘Purple Heart’

You might have noticed some ‘Purple Heart’ plants look different to others. That’s because there are actually two different types!

Naming rules

This article is a plain english rewrite of the ninth edition of the International Code of Nomenclature for Cultivated Plants (ICNCP), which is the set of rules about how cultivated plants are named. Because it’s simplified, some information has been left out. This version is aimed at people who are naming new plants, or who […]

Is Tradescantia zebrina ‘Tikal’ dangerous?

Some people have suggested the plant has symptoms of a viral infection. Some have even gone as far as to claim that the plant should be quarantined or banned from sale for fear that it’s contagious. Others have grown the plant for years and report no evidence of the symptoms spreading to nearby plants.