The journal

Notes from the greenhouse

Daniel Pretorius · 6 min read · 1 Sep 2026

The six Clivia species

All six Clivia species grow wild in southern Africa. What separates a species from a cultivar or a colour class, where each one grows, and what habit and flower form mean for the grower.

Daniel Pretorius · 6 min read · 1 Sep 2026

The Clivia colour classes, explained

From Red through Green, with green throats, bicolors and appleblossoms along the way: how the Clivia Society colour classes work, why a plant is only classified at the open flower, and how the catalogue filter follows them.

Daniel Pretorius · 5 min read · 31 Aug 2026

Growing Clivia from seed: from berry to first flower

Ripeness, cleaning, sowing, warmth and the long wait: how a Clivia berry becomes a seedling, why the seedlings vary, and how each seed lot's cross is recorded.

Daniel Pretorius · 5 min read · 29 Aug 2026

How to read a Clivia listing

Every listing on this site is a record first and an advert second. Here is what each line means: the colour class, the cross, the maturity, the badges, the tag and the price.

Daniel Pretorius · 5 min read · 28 Aug 2026

What a seed lot code like 2L14 means

The short handwritten code on a pot is a key into the seed register: the cross, the sowing date and the grower, recorded the day the seed went in.