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Campanulaceae FAMILY

Campanula garganica

Campanula garganica

Edibility
3/5
Medicinal
0/5

Safety & Hazards

None known

Cultivation Details

HabitEvergreen Perennial
Growth—

Campanula garganica is fairly cold hardy, able to withstand winter temperatures down to at least -15°c[1]. An easily grown plant[2], it succeeds in most fertile well-drained soils[3], though it prefers a moist but well-drained sandy loam and a neutral or alkaline soil in sun or partial shade[4, 1]. Flowers most freely when growing in full sun with a good supply of chalk or lime in the soil[2]. In hot summer climates, the plant appreciates some shade from the hottest sun[5]. Plants grow well in a wall so long as there is some soil for them to root into[6]. The species in this genus do not often hybridize and so seed can generally be relied upon to come true[2]. The plants are self-fertile[2]. Plants are often short-lived, though they are easily propagated by seed or basal cuttings[6, 2]. They also usually self-sow freely[2]. Plants can spread aggressively when growing in optimum conditions, and may need to be regularly divided to help control growth[5]. There are some named varieties selected for their ornamental value[1]. 'Dickson's Gold' has golden-green leaves with a pleasant mild flavour[PFAF]. Members of this genus are rarely if ever troubled by browsing deer[3].

Propagation

Seed - surface sow spring in a cold frame. The seed usually germinates in 2 - 4 weeks at 18°c. Very easy[2]. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in a cold frame for at least their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts. Basal cuttings in spring. Very easy[2]. Harvest the shoots when they are about 10 - 15cm long with plenty of underground stem. Pot them up into individual pots and keep them in light shade in a cold frame or greenhouse until they are rooting well. Plant them out in the summer. Division in spring or autumn. Very easy, larger clumps can be replanted direct into their permanent positions, though it is best to pot up smaller clumps and grow them on in a cold frame until they are rooting well. Plant them out in the summer or following spring. Cite as: Temperate Plants Database, Ken Fern. temperate.theferns.info. 2026-02-20. <temperate.theferns.info/plant/Campanula+garganica>

Pollinators

Bees, Flies, Beetles, Lepidoptera, Self

References

  1. [1]The New RHS Dictionary of Gardening. 1992. — Huxley. A. · MacMillan Press · 1992 · ISBN 0-333-47494-5 ↩︎Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
  2. [2]Campanulas - their cultivation and classification. — Crook. H. Clifford. · Country Life · 1951 · ISBN - ↩︎The most comprehensive treatment of the genus yet written (2002).
  3. [3]Perennial Garden Plants — Thomas. G. S. · J. M. Dent & Sons, London. · 1990 · ISBN 0 460 86048 8 ↩︎A concise guide to a wide range of perennials. Lots of cultivation guides, very little on plant uses.
  4. [4]RHS Dictionary of Plants plus Supplement. 1956 — F. Chittendon. · Oxford University Press · 1951 · ISBN - ↩︎Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [ 200 ]).
  5. [5]KemperCentreForHomeGardeningPlantFinder — Missouri Botanical Garden · http://www.mobot.org/gardeninghelp/plantfinder/ ↩︎Basic cultivation details, plant uses, habitat etc for several thousand species of plants, mainly from the temperate zone.
  6. [6]Gardening on Walls — Grey-Wilson. C. & Matthews. V. · Collins · 1983 · ISBN 0-00-219220-0 ↩︎A nice little book about plants for growing against walls and a small section on plants that can grow in walls.
  7. [PFAF]Plants for a Future — pfaf.org ↩︎