Horticulture

Oleander that inhabits freeway medians is poisonous enough to be hazardous. Two tons of Buick cruising at 65 miles per hour past such oleander has more potential to be hazardous. The risk associated with toxic plants within freeway medians is as limited as their...

Within the outdoor rooms of home gardens, shade trees are ceilings, shrubs and hedges are walls, and turf and ground cover plants are floors. That is why the selection of plants for such purposes is as important as the selection of paint and carpet...

Home gardens and landscapes should be compatible with their respective climates. For local chaparral climates, plants that do not need much watering through the long and dry summers are appropriate. Aquatic plants are the extreme opposite. They require regular replenishment of the ponds that...

Spring is when most rodents are most active. Although they do not hibernate locally, they are a bit less active through winter.  Their activity increases with warming spring weather. Their progeny increases their population. Assorted fresh vegetation that sustains them is most abundant. Their activity...

All cacti are succulents. However, not all succulents are cacti. Actually, cacti are a very unique family. Their distinctive spines and thorns are very specialized leaves and stems. Such specialized leaves can not photosynthesize without green chlorophyll. Therefore, cacti rely on their succulent green...

All weeds are plants. Not all plants are weeds. Weeds are a specifiable subset of plants. Specifically, weeds are plants that grow wildly where they are undesirable. Similarly, dirt is likely soil, although it could be anything that is dirty. Soil is not merely...

Ferns are foliar perennials. They provide neither floral color nor fragrance. They provide neither fruits nor vegetables. With few exceptions, they provide no shade. The very few that are deciduous are not impressively colorful for autumn here. Ferns can not grow as hedges. Nor...

Warm season vegetables will be productive until autumn. Several will produce until frost. Those that grew slowly during mild weather through last spring are performing well now. Summer does not end until later in September, while summery weather may not end until a bit...

Old fashioned irrigation systems were quite thorough, and technically sustainable. They broadcast generous volumes of water over any vegetation that required it. Their systems were too simple to need much adjustment. Their metallic composition was very resilient. That is why so many old systems...

Maya Angelou likely enjoyed gardening. She said, “In diversity there is beauty and there is strength.” That is how the healthiest of ecosystems, including home gardens, function. Vegetable gardens are generally diverse. However, each group of a particular vegetable is rather homogenous. Crop rotation...