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Plant Combinations for Fall Gardens

Plant Combinations for Fall Gardens

raised bed cabbage cauliflower strawberryYou may have heard “group plants with similar needs together” but struggled to come up with some combinations that work. The most important things to consider when creating functional garden space is the cultural needs of the plants you want to combine. Sunlight, water, and fertilizer needs should be very similar when planting multiple plants together. For fall and winter gardens, choose annuals that are frost tolerant and/or evergreen perennials.

Here are some plants that work well together in cool weather:

  • Strawberries and romaine lettuce – both are cool season annuals that can be planted in late October or early November. The lettuce can be harvested from outside leaves after growth begins or let it form a head and cut the entire plant. Strawberries will spread out but remain fairly low growing compared to the upright lettuce. These plants combine well in a container if given room to expand.
  • Rosemary and oregano – these culinary herbs thrive in sunny, well-drained spots. Rosemary is an upright woody perennial and oregano spreads along the ground making a fragrant groundcover for a tough spot.
  • Snapdragons, pansies, and parsley – this combination gives foliage contrasts in addition to colorful flowers. This combination will work in full sun or a slightly shaded spot in thviolas gator colorse garden. In the spring, replace the snapdragons and pansies for warm season annuals for continued color.
  • Cabbage, cauliflower, and strawberries – all cool season edible crops that have attractive foliage and similar needs.
  • Snapdragons, violas, and petunia – this colorful combination has three height levels of tall snaps, bunching violas, and trailing petunias.

To learn more about these plants and other options Growing Strawberries in the Florida Home Garden, Herbs in the Florida Garden, and Gardening with Annuals in Florida.

Camellias Beginning to Bloom

Camellias Beginning to Bloom

Camellia sasanqua 'Kanjiro' at the South Carolina Botanical Garden

Camellia sasanqua ‘Kanjiro’ at the South Carolina Botanical Garden

 Camellia sasanquas begin blooming this month.  Their three-inch diameter blossoms of pink, white, rose or red displayed over glossy, dark green foliage will come into their full glory in November.  This robust and stylish aristocrat of the garden is often passed by in favor of its familiar cousin, Camellia japonica.  While it’s true that the “japonicas” have larger flowers, Camellia sasanqua has just as many endearing attributes.  Like the japonicas, sasanquas have been selected and hybridized into dozens of forms that vary immensely in flower color, size and shape.  With a variety of growth habits from dwarf and spreading to narrow and upright, their ability to thrive in part sun or shade, sasanquas are one of the most versatile landscape plants.

Sasanquas bear profusions of flowers in fall and early winter depending on cultivar and location. In general they blossom before Camellia japonica. Sasanquas have mature heights that range from 4-15 ft.  The taller cultivars are typically trimmed up as small trees.  Other cultivars remain shrubby and limited in height.  Their small foliage makes them suitable subjects for formal pruning, although they are quite attractive when allowed to grow naturally.  Several sasanqua varieties are ideal for creating dramatic espaliers when trained on fences and walls.  Like other cool weather bloomers, sasanquas bloom over a much longer period than most spring and summer plants with buds opening over a three-month period.  The blossoms shatter easily and create colorful carpets of petals on the ground, adding to their garden impact.  Even when not in bloom the sasanquas make a statement with their beautifully glossy, rich green leaves that excel at providing backdrops for garden neighbors.

Camellia 'Vernalis Yuletide' at the South Carolina Botanical Garden

Camellia ‘Vernalis Yuletide’ at the South Carolina Botanical Garden

Camellia sasanqua 'Shishi Gashira' at the South Carolina Botanical Garden

Camellia sasanqua ‘Shishi Gashira’ at the South Carolina Botanical Garden

 

 

 

 

 

 

 

 

 

 

 

Sasanqua camellias are native to China and Japan.  They prefer rich organic acid soils (the same as azaleas and gardenias).  Provide plants with organic mulch such as leaf litter or shredded bark.  Broken shade is preferred but sasanquas will tolerate more sun if watered well.  Consistent watering is important to continuous blooming.  If the experience drought conditions the buds will dry and fall without opening.

Select sasanqua varieties based on what you want them to do in your garden. ‘Shishi-Gashira’ is a dwarf, low spreading plant that is suited well for foundation plants and container specimens. Other compact varieties include the more upright ‘Yuletide’ whose fiery red blossoms are accented with bright yellow stamens and the double rose ‘Bonanza’ which begins flowering in September with flowers that rival the japonica varieties in size and form.  If you need larger and faster growing plants for hedges, screens or small specimen tree, consider the white ‘Snow on the Mountain’, double pink ‘Pink Snow’ or pale, shell pink ‘Jean May’.  ‘Kanjiro’ and ‘Daydream’ are vigorous upright  pink varieties whose single flowers are fragrant.

Rayless Sunflower

Rayless Sunflower

Fall is a wonderful season for viewing wildflowers and there are many flower colors brightening our landscapes and roadsides. Amongst all the color there is one wildflower, the Rayless sunflower (Helianthus radula) that may not be nearly as showy but is very interesting in the landscape.

Flower heads have disk flowers but no rays. Photo by Beth Bolles

Flower heads have disk flowers but no rays. Photo by Beth Bolles

Many people will discover the Rayless sunflower in a moist area near the ditch or a drainage area. It has a basal set of leaves that blend into the surrounding grass. In summer a leafless stem about will emerge that is topped by a round flower with discs but no rays. It mostly appears brown but may offer a tinge of red or purple from the disc flowers.

Rayless sunflower in mass. Photo by Jeff Norcini

Rayless sunflower in mass. Photo by Jeff Norcini

Not everyone will appreciate the beauty of the rayless sunflower. It will be visited by pollinators and offers an attractive contrast to the greens of surrounding plant material. It is a plant suited to its preferred habitat and an understated treasure among native wildflowers.

Fall Color with Muhly Grass

Fall Color with Muhly Grass

As September rolls into October and we finally experience cooler temperatures, I always look forward to seeing one of my favorite native grasses in full bloom. Muhlenbergia capillaris, or Muhly grass, is an extremely versatile plant in the home landscape. It is both flood and drought tolerant and easy to maintain. A true local, it is typically found growing in beach dune areas, sandhills, pine flatwoods or coastal uplands. It provides nesting material and shelter for birds and small animals, and is known to attract beneficial ladybugs.

The dramatic color of Muhly grass in the fall makes it a favorite for home landscapes. Photo credit: UF IFAS Escambia Extension

The dramatic color of Muhly grass in the fall makes it a favorite for home landscapes. Photo credit: UF IFAS Escambia Extension

Muhly grass grows in a clumping form, usually 2-3 feet in height and width, and looks great in clusters as a border along the edge of a building or lawn. It can also be used as an eye-catching centerpiece in a landscape. The plant’s most notable feature, however, appears in late September and early October. This is when hundreds of filamentous blossoms form a dramatic display of deep pinkish purple. When the wind blows the colorful blooms, it creates an appearance of a pink cloud hovering over the grass.

Muhly grass is semi-evergreen, turning more copper in color as it gets colder. The only maintenance needed is voluntary; in late winter it can be trimmed down to 6-8″ to remove older, dead blades before the growing season. This plant was chosen as the 2012 Plant of the Year by the Garden Club of America, and is a great selection for our area.

For more information on the plant, please visit UF IFAS “Gardening Solutions” or speak to your local UF IFAS Extension horticulture agent.

 

Native Grass for Moist Soils

Native Grass for Moist Soils

Native plants can more readily be found in local nurseries to enhance landscape plantings. Not all natives are suited to every habit so it is still important to match the plant’s requirements with a suitable area in the landscape.

Gamma grass

One low maintenance native that is more suited to a specific area is the landscape is the Gamma or Fakahatchee grass (Tripsacum dactyloides and T. floridana). This clumping perennial grass grows best in moist or even boggy soils. It has attractive green foliage and upright flower stems that appear in mid summer. Although the flowers are not very significant, they do have a red color when viewed up close.

The Eastern gamma grass can grow five feet in height so many gardeners prefer the dwarf version that reaches about 2-3 feet in height. Plant in areas of full sun or partial shade as a specimen plant or use in a mass of three or five.

In areas that receive colder temperatures, gamma grass can add fall interest to the garden. Leaves will change to a shade of red with first frost and plants can die back to the ground during freezing winters. New growth returns in the spring. Basic maintenance includes pruning back in the spring.

Florida Wildflowers: Blue Mistflower

Florida Wildflowers: Blue Mistflower

Blue Mistflower - Image Credit Mary Derrick, UF / IFAS

Blue Mistflower – Image Credit Mary Derrick, UF / IFAS

 

Here’s a beautiful native perennial wildflower that is easy to grow and generally available in the independent nursery trade. In the wild, you can encounter them at the edges of woodlands and ponds as they prefer moist areas. Blue mistflower, Conoclinium coelestinumperforms well as a perennial in the home landscape but does spread easily by seed and will spread in the garden. It also spreads through underground rhizomes which allow it to form large clumps. This is an advantage for the informal garden, however, the gardener who prefers a more formal look will have a bit more maintenance in controlling that spread.

The abundant flowers look like bluish-purple puffballs on the top of the stems. The color is unusual and adds a striking touch in the garden. The bloom season is mid-summer to mid-fall. Butterflies are frequent visitors, making this an excellent addition to your butterfly garden.

Blue mistflower has a full rounded form and will grow to 3 feet under optimum conditions. Leaves are opposite and have a triangular shape. Growth and blooming is best in full sun to part sun conditions.

Give it a try!