Modern day delphiniums (Delphinium spp.), also called larkspurs, are the result of 2 centuries of complex breeding efforts in Europe and U.S. Delphiniums are short-lived perennials, at their best for 2-3 years. They’re most attuned to the cool temperate climes of the northern U.S. Delphiniums belong in the Buttercup (Ranunculaceae) family (USDA hardiness zones […]
Archive for the ‘Propagation (Seed)’ Category
Hold In Confinement
Some plants are incredibly aggressive. Herbicides like Roundup™ won’t phase them. They often escape and take over other areas of your garden or neighborhood. Four notorious examples are ditch lilies (Hemerocallus fulva), swamp milkweed (Asclepias incarnata), Mexican petunia (Ruellia brittoniana), and pink evening primrose (Oenothera speciosa). You can grow these four weedy offenders in confinement. All will survive […]
Tulip Poplar And Cultivars
Tulip poplar (Liriodendron tulipifera), aka yellow poplar and tulip tree, is a large stately deciduous tree of eastern North America (USDA hardiness zones 4-9). This fast growing native typically grows 60-90 feet tall. It is also an important timber tree. A member of the magnolia family, flowers attract large numbers of bees. Ornate 2-inch-wide goblet-shaped flowers are […]
Avoid Spotted Spurge in Lawn And Garden Beds
Spotted spurge (Euphorbia maculata) is a dreadful perennial weed that can quickly take over a lawn or garden bed. It often grows in poor compacted soils or in-between cracks in pavement. Once established, it is difficult to eliminate it from your garden. Ideal temperature range for seed germination is 75 to 85 °F, and spurge will germinate […]
What To Know About Flowering Vines
For some gardeners planting vines is not for the faint of heart. Vines need space, support, training, and for some – lots of pruning. Some vines don’t demand lots of room while others chew up lots of space. Small vines like clematis or annual morning glories (Ipomoea) may be grown in a large patio container for many years […]
Growing Trilliums
Trilliums (Trillium spp.) are the beloved native wildflower around the world. Many species are native to the U.S. Five popular U.S. species are great white trillium (T. grandiflorum), yellow trillium (T. luteum), prairie trillium (T. recurvatum), drooping trillium (T. flexipes), and sweet Betsy trillium (T. cuneatum). For 8 months and more, trilliums are […]
Bedding Geraniums Excel In Cool Weather
Over the past decade, the zonal or bedding class of geraniums (Pelargonium x hortorum) have become summer favorites in northern gardens (USDA hardiness zones 3-7). Geraniums thrive in cool weather, but are also widely planted in zones 9-10 gardens where winter temperatures are moderate. Increasing numbers of colorful varieties beautify flower beds and container gardens. Leaves are […]
Carolina Allspice Sweetshrub
Carolina allspice sweetshrub (Calycanthus floridus), aka strawberry bush, bubby bush, sweet Betsy, et al., is a trouble-free medium size spring flowering shrub. This dense rounded deciduous shrub is native to Eastern North America (USDA hardiness zones 4-8). As its common name hints, flowers emit a sweet fruity fragrance. Intensity of floral fragrance is highly variable […]
Popular Tomato Varieties In U.S.
Many people who have “retire” from gardening still plant a patch of tomatoes every spring. Tomatoes don’t ask for a lot of care. There is nothing better than a thick slice of tomato with a burger or tuna salad sandwich. Every region across the U.S. has their favorite varieties. The gardener’s favorite appears to be a meaty […]