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Some of our favorite plants and gardens for summer-dry climates.

14 01, 2023

Ferns for Summer-Dry Climates

2024-06-27T19:37:43-07:00Categories: Blog, California Native, Nora Harlow, ferns|Tags: , , |

Guaranteed to lift your spirits on the dreariest of winter days, summer-dormant Polypodium californicum (California polypody) appears suddenly with the first fall rains, remains a lustrous bright green until mid-spring, and then just as suddenly dies back to the ground leaving barely a trace. Polypodium californicum in University of California, Berkeley, Botanical Garden Native to coastal California and northern Baja California, Polypodium californicum is usually found in shaded canyons, on streambanks and north-facing slopes, and on rocky cliffs and bluffs within or near the summer-fog zone. A volunteer in my northern California garden, it has reappeared reliably

9 12, 2022

Environmental Benefits of Perennial Grasses

2024-06-27T19:33:30-07:00Categories: Blog, grasses|Tags: , , |

Perennial grasses have long been popular garden subjects, usually for their aesthetic value -- the meadow effect when used in large drifts, the drama when backlit by the setting sun, the architectural beauty of those that retain their formal shape even into dormancy. Festuca mairei (Atlas fescue) catches afternoon light in a California garden There are, of course, other good reasons to use perennial grasses liberally in both private and public landscapes. Grasses are an integral part of many ecosystems and they provide many environmental benefits at local, regional, and global levels. Canada geese feed on

17 11, 2022

Muhlenbergia Grasses

2024-06-27T19:33:28-07:00Categories: Blog, grasses|Tags: , , |

Muhlenbergia are wonderfully ornamental bunch grasses, widely adapted to almost all summer-dry climates. Yes, we are biased, but no garden should be without at least one Muhly grass.  As a warm season grass, flowering in late summer, they are particularly useful as focal points and drama for the autumn and winter garden. Muhlenbergia rigens Deer Grass, California native bunch grass with Ceanothus, at Native Sons Nursery The largest Muhlenbergia, M. rigens, is commonly known as deer grass, not because deer like to eat it, rather the big mounds draw deer to sleep on them.  Indeed,  like many

23 10, 2022

Ginkgo

2024-06-27T19:33:27-07:00Categories: Blog, trees, shrubs, Nora Harlow|

My neighbor's ginkgo tree (Ginkgo biloba) is coloring up again, bright yellow now, headed for screaming saffron. I don't know why it still surprises me, this always welcome yet somehow unnerving contrast against the dark green coast live oaks and bays that dominate my garden. This ginkgo was planted more than thirty years and three neighbors ago and its fall transformation still takes me by surprise. Fall colors of Ginkgo biloba in the San Francisco Botanical Garden Usually planted for its stunning fall color, Ginkgo biloba is attractive and interesting at any time of year. Long-lived

30 09, 2022

Scented Geraniums

2024-06-27T19:33:26-07:00Categories: Blog, Garden Plants, Nora Harlow, subshrubs|Tags: , |

Plants commonly known as scented geraniums are species and cultivars of the genus Pelargonium with especially fragrant leaves. Most pelargoniums have at least lightly aromatic leaves, but some are grown primarily for their fragrance. Minty, fruity, spicy, nutty, lemony, or other distinctive aromas are released when leaves are touched or bruised. Pelargonium 'Orsett', with mint-scented leaves, cascades over rocks and walls Scented geraniums are small, tender, fast-growing, semi-woody subshrubs native to summer-dry, winter-wet climates of southern Africa. They are easily grown where winters are mild and where, if summers are hot, some afternoon shade can be

22 08, 2022

White Sage

2024-06-27T19:33:24-07:00Categories: Blog|Tags: , , |

The standout qualities of California white sage (Salvia apiana) come into sharpest focus in August or September, when many other summer-dry salvias have gone over, dropping their leaves and sprawling widely, bare and somewhat rangy at near-complete rest. There it is, white sage, in its late-summer finery, looking, though different, as handsome as it did in spring. Salvia apiana, California white sage, in summer White sage does go through seasonal stages but all are attractive. Its new leaves in late winter are gray-green and lightly felted, broadly lance-shaped or elliptic, and the 2- to 4-foot shrub is

12 07, 2022

Island Morning Glory

2024-06-27T19:33:23-07:00Categories: Blog, vines, California Native, Nora Harlow|Tags: , , |

There aren't many vines native to California, and few are truly evergreen. Fewer still are both evergreen and vigorous enough to cover a good-sized arbor or trellis. Calystegia macrostegia (coastal or island morning glory) is one that really fills the bill. It may drop leaves in summer if grown dry, but a little supplemental water or summer fog is enough to keep it green and growing near the coast. And vigorous? You may have to hold it back. Widely flaring flowers of Calystegia macrostegia tend to close by late afternoon or on cloudy days. The species is

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