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Magnolia campbelli
Look high on the skyline of the Garden, east or west, and you¹ll see the flamboyant pink or white petals of Magnolia campbelli mingling with the evergreen treetops of cypress and pine. As early as December they begin to bloom, their distinctive "cup and saucer" shaped flowers appearing before the leaves. M. campbelli is native to the Himalayas, growing at altitudes 8000' -12,000' there and reaching 150' in height!
Considered one of the most primitive of plants, magnolias grew all over the northern hemisphere before the ice age, along with ginkgos and redwoods.
Pollinated by beetles, one of earth's oldest insects, the stamens and pistils of magnolias are spirally arranged on an elongated axis and encircled by "tepals," a combination of identical petals and sepals.
Today 220 species of the magnolia family can be found in Japan, China, Malaysia, Mexico and eastern United States. They thrive in cold winters and wet springs when the heavy moisture breaks down the nutrients in the soil their roots demand. San Francisco's chilly fog and temperate ocean climate seem to provide just what they need.

Contributors: Docents Joanne Taylor and Kathy McNeil
- Bloom Archive 2008
- Bloom Archive 2007
- Bloom Archive 2006
Picea sitchensisJanuary |
Telanthophora grandifoliaFebruary |
Aeonium arboreum 'Schwartzkopf'March |
LeptospermumApril |
Salvia gesneraefloraMay |
Lavandula spp.
June |
Pelargonium
July |
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Restionaceae
January |
Hellebores
February |
Ceanothus
March |
Rhododendron
April |
Psoralea pinnata
May |
Fremontodendron californicum
June |
Leucadendron argenteum
July |
Crocosmia
August |
Gunnera tinctoria
September |
Pellaea rotundifolia
October |
Fuchsia boliviana
November |
Erica canaliculata
December |
Magnolia campbelli
January |
Magnolia denudata
February |
Camellia
March |
Geranium maderense
April |
Acmena smithii
May |
Eschscholzia californica
June |
Dendromecon harfordii
July |
Romneya coulteri
August |
Eupatorium purpureum
September |
Epilobium canum sp.
October |
Grevillea spp.
November |
Drimys winteri
December |
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