Overview
Primula chungensis is a rosette-forming, clump-forming perennial in the genus Primula, part of the Primulaceae family, with deciduous, semi-evergreen or evergreen; rosettes of crinkled or mealy leaves foliage. Primula chungensis grows best in partial shade; alpines and auriculas take more sun, and tolerates fertile humus-rich loam; alpine kinds need gritty free-draining soil soils and neutral to slightly acid; asiatic species dislike lime pH. Its UK hardiness is rated H4-H7 depending on group. It is native to China and Tibet.
About
Primula chungensis is a perennial primula from China and Tibet that forms clumps of basal rosettes. The foliage is often crinkled or covered with a mealy bloom, and the flowers are fragrant. It flowers from February to June. Rosette-forming growth and early-season bloom make it useful for sheltered, semi-shaded sites.
About the genus
Primula is a genus of herbaceous flowering plants in the family Primulaceae. They include the primrose, a familiar wildflower of banks and verges. Other common species are P.
Wikipedia contributors, "Primula", CC BY-SA 4.0 — Primula
In the garden
A perennial native to China and Tibet, Primula chungensis grows as rosette-forming clumps with crinkled or mealy leaves and fragrant flowers that appear from February to June. Plants belong to the Primulaceae and occur in a range of forms; some strains behave more like woodland primulas while others are alpine in habit. Position plants in partial shade on a north, east or west-facing site that is sheltered from strong winds. Soil should be fertile, humus-rich loam for the woodland and candelabra types, kept reliably moist; alpine forms need a gritty, free-draining mix. Aim for neutral to slightly acid soil as Asiatic primulas, including Primula chungensis, dislike lime. Alpines and auricula-like selections tolerate more sun than the woodland kinds. Hardiness varies by group (H4–H7), so choices range from average-hardy strains suitable for much of the UK to very hardy selections for exposed gardens. Use them in shaded border fronts, damp woodland margins or rockery crevices according to the strain: select moist soil sites for candelabra/woodland forms and sharply drained, gritty pockets for alpine forms. Expect fragrant flower umbels from February to June rising above the basal rosettes of mealy leaves.
Growing conditions
Best soil and position for Primula
- Sunlight
- Partial shade; alpines and auriculas take more sun
- Soil type
- Fertile humus-rich loam; alpine kinds need gritty free-draining soil
- Soil pH
- Neutral to slightly acid; Asiatic species dislike lime
- Soil moisture
- Reliably moist for candelabra and woodland kinds; sharply drained for alpines
- Aspect
- North, east or west facing
- Exposure
- Sheltered
- UK hardiness
- H4-H7 depending on group
Plant details
Primula chungensis size, habit and characteristics
- Plant type
- Perennial
- Habit
- Rosette-forming, clump-forming
- Foliage
- Deciduous, semi-evergreen or evergreen; rosettes of crinkled or mealy leaves
- Native to
- China, Tibet
- Fragrance
- Flower
Care notes
Pruning and caring for Primula chungensis
- Cultivation
- Match the group to the site and these are easy plants; ignore the distinction and they are short-lived. Candelabra and sikkimensis types want ground that never dries, so a streamside or bog garden suits them perfectly, while auriculas and the alpine species need gritty compost, protection from winter rain, and are traditionally grown in pots in an open frame. Woodland primulas ask for nothing more than leaf mould and dappled shade.
- Pruning
- No pruning required. Deadhead to prevent self-seeding where it is not wanted, and remove dead outer leaves from the rosettes to reduce rot.
- Propagation
- Divide after flowering, ideally every second or third year, as congested rosettes decline. Seed germinates best sown fresh and given a cold period, and many species self-sow freely.
- Pest resistance
- Vine weevil is the principal enemy, especially in pots, along with slugs, aphids and red spider mite under glass.
- Disease resistance
- Prone to grey mould and crown rot in stagnant damp. Primula brown core, a root rot, causes gradual decline in long-established plantings.
Frequently asked questions
How do I grow Primula chungensis?
Match the group to the site and these are easy plants; ignore the distinction and they are short-lived. Candelabra and sikkimensis types want ground that never dries, so a streamside or bog garden suits them perfectly, while auriculas and the alpine species need gritty compost, protection from winter rain, and are traditionally grown in pots in an open frame. Woodland primulas ask for nothing more than leaf mould and dappled shade.
Where is the best place to plant Primula chungensis?
Primula chungensis prefers partial shade; alpines and auriculas take more sun. It suits sheltered positions.
What soil does Primula chungensis need?
Primula chungensis grows best in fertile humus-rich loam; alpine kinds need gritty free-draining soil soil. It prefers neutral to slightly acid; asiatic species dislike lime soil. Aim for soil that stays reliably moist for candelabra and woodland kinds; sharply drained for alpines.
How do I prune Primula chungensis?
No pruning required. Deadhead to prevent self-seeding where it is not wanted, and remove dead outer leaves from the rosettes to reduce rot.
Is Primula chungensis hardy in the UK?
Primula chungensis has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Primula chungensis?
Divide after flowering, ideally every second or third year, as congested rosettes decline. Seed germinates best sown fresh and given a cold period, and many species self-sow freely.
More in the Primula genus
- Primula aurantiaca
- Primula burmanica
- Primula helodoxa
- Primula microdonta
- Primula waltonii
- Primula 'Asthore Hybrids'
- Primula 'Devon Cream'
- Primula 'Ravenglass Vermilion'