The way to Plant, Develop, and Take care of ‘Frosted Explosion’ Grass

Panicum elegans ‘Frosted Explosion’ bursts into the backyard as a decorative grass with excellent glittering, ethereal tufts. A carefree backyard annual, this distinctive grass brings pretty texture to the backyard mattress and planted container.

‘Frosted Explosion’ grows simply from seed to spotlight a summer season mattress or lower flower backyard. It makes an ornamental, long-lasting “filler” specimen from summer season by frost in recent and dried floral preparations.

Panicum species supply visible curiosity within the heat season backyard as grasses with showy plums, upright kinds, and fine-bladed, colourful foliage. Their low-maintenance necessities make them easy-to-grow backyard specimens. Seed plumes persist into fall and winter, bringing multi-season enchantment and forage for wildlife. Let’s discover methods to domesticate this beautiful grass.

‘Frosted Explosion’ Grass Overview

Close-up of seed head 'Frosted Explosion' grass against blurred background. The plant forms dense clumps of slender, arching leaves that are green. The highlight of 'Frosted Explosion' is its feathery, bottlebrush-like seed heads that resemble exploding fireworks.

Botanical Title

Panicum elegans ‘Frosted Explosion’

Plant Sort

Annual decorative grass


Full solar to half shade

Watering Necessities


Hardiness Zone

2-11 (annual)

‘Frosted Explosion’ Grass Seeds

Frosted Explosion Grass Seeds
  • Fiber optic-like look
  • Intriguing development course of
  • Versatile planting choices
  • Superb for floral preparations
  • Nice for drying

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What’s ‘Frosted Explosion’ Grass?

Close-up of ornamental grass 'Frosted Explosion' in the garden. This grass features slender, arching leaves with green blades edged in creamy-white, creating a variegated effect that adds visual interest to garden landscapes. The highlight of 'Frosted Explosion' lies in its striking seed heads, which resemble exploding fireworks.
This decorative grass is prized for floral preparations, beds, and containers.

Panicum elegans ‘Frosted Explosion’ is an award-winning decorative grass prized for its high quality as an enduring lower flower and a dried association. It provides pretty textural filler to bouquets and the backyard mattress.

Sleek in kind, the grass contrasts colourful flowering perennials and annuals like salvia, coreopsis, rudbeckia, geranium, and zinnia. It seems to be hanging towards daring foliage crops like sedum, bromeliad, and coleus, or it accentuates container preparations and annual plantings as an ethereal backdrop.

This Panicum is typically categorised as P. capillare, P. elegans, and Panicum species. In contrast to its native, perennial switchgrass family members, ‘Frosted Explosion’ is extra akin to the widespread annual witch grasses. Widespread names embody switchgrass, witch grass, and panic grass.


Close-up of Panicum seed head on blurred green background. Panicum 'Frosted Explosion', a cultivar of switchgrass (Panicum virgatum), is an ornamental grass. The foliage is adorned with airy, frothy panicles that resemble exploding fireworks.
This gorgeous selection dazzles with ethereal plumes and glittering seeds.

In the summertime, this selection bursts into feathery plumes of shimmering seed heads. Vivid inexperienced, narrow-bladed leaves kind a fountain rising from a good base. A number of stems bear bunches of petite white blooms that “explode” into the showy seeds. Stems make sturdy, stiff, glittering wands.

The ethereal plumes of seeds glimmer in the summertime solar, including sparkle and texture to the backyard. Seeds begin out silvery inexperienced and creamy, turning into tinged in bronze as they mature.

Vegetation are annuals, peaking in summer season and dying again in chilly climate. The remaining seeds present meals for foraging songbirds within the fall and winter.

Native Space

Close-up of Panicum 'Frosted Explosion' against a blurred foliage background. It features narrow, arching leaves with a distinctive blue-green hue that form dense clumps. The highlight of this cultivar is its airy and frothy seed heads that resemble exploding fireworks.
The Panicum genus consists of various grass species for decorative or sensible use.

Over 450 species of Panicum exist worldwide, rising in tropical areas, Europe, and the temperate areas of North America. Relying on the species, these grasses will be evergreen or deciduous, perennial or annual

The genus Panicum is derived from Previous Latin that means “millet,” which was traditionally used to make bread. Grasses are grown for engaging decorative worth or edible seeds and cattle feed.

Panicum grows wild in a wide range of circumstances, from upland prairies to brackish marshes. Naturally, they’re wonderful rain backyard crops, withstanding intervals of alternating moisture and dryness when established.


Close-up of a young Panicum virgatum plant in a sunny garden. The leaves are bluish-green to green in color and can reach lengths of up to 2 feet, forming dense tufts that sway gracefully in the wind.
Plant this grass in pots or backyard beds for lush foliage and ample plumes.

‘Frosted Explosion’ grass thrives exterior in pots and containers and within the floor. Plant these grasses within the perennial or annual backyard mattress to benefit from the “filler” qualities of their foliage and ample plumes all through the nice and cozy season.

For the house or skilled reducing backyard, plant the grasses in portions to get pleasure from prolific plumes. Harvest twice (or extra) as stems regenerate.

Two to a few successional plantings are helpful for extended, dependable harvests. Plant in successions three to 4 weeks aside for summer-long harvests.


Close-up of two black pots with switch grass ornamental plants in the garden. Panicum virgatum cultivars are characterized by their upright, clumping growth habit and ornamental foliage. These grasses feature narrow, linear leaves that range in color from blue-green to green. The foliage forms dense tufts or mounds that add texture and vertical interest to garden landscapes.
Plant this decorative grass after the ultimate frost, spacing 10-12 inches.

It’s greatest to plant this decorative within the backyard after the specter of last frost has handed in spring. Area crops 10 to 12 inches aside for greatest development and circulation. Development takes off as temperatures heat.

Rising from Seed

Seed Starter Kit Filled with Soil on a white table, outdoors. Close-up of a black plastic tray with peat starter trays. These peat trays have square, recessed cells filled with soil. There is a blue plastic garden shovel on the table.
Begin Panicum ‘Frosted Explosion’ seeds indoors earlier than planting open air.

Panicum ‘Frosted Explosion’ grows simply and quickly from seed. Begin seeds indoors 5-6 weeks earlier than your anticipated planting date or last frost date. Seeds germinate shortly, often inside 7-14 days.

Sow seeds on a tray and provides a mild soil cowl of about ⅛ inch. Superb temperatures for germination are close to 60-64°F (16-18°C). Maintain the medium constantly moist, and after 5-6 weeks of development, seedlings are prepared for transplanting to their spot within the backyard.

To direct sow seeds open air, wait till the ultimate spring frost has handed and scatter seeds on the soil floor, overlaying calmly with soil. The grass seedlings look weedy as they pop up and are troublesome to tell apart from weed seedlings till they mature, so take care when weeding (or begin seeds indoors).

The way to Develop

‘Frosted Explosion’ grass is a sublime, clumping annual with carefree development necessities. The species typically grows in disturbed areas, open fields, and alongside riverbanks. It tolerates poor soils, together with sand and clay, and adapts to chill and heat temperatures till freezing. The grass additionally withstands some coastal publicity.

Rising this selection within the backyard or container requires little oversight when just a few very important cultural necessities are met. They’ll thrive within the backyard in full solar and in common soils which can be evenly moist and well-draining. As soon as established, the grass tolerates intervals of dryness.


Panicum 'Frosted Explosion' is an ornamental grass cultivar celebrated for its striking appearance. It showcases upright, clumping foliage with narrow, arching leaves that are bluish-green in color. It produces airy and frothy seed heads.
Plant in sunny areas for upright development.

Plant in sunny backyard areas (receiving six or extra hours of daylight each day) or these with dappled or filtered mild. They do greatest in full solar, the place stems and leaves develop upright and robust.

In an excessive amount of shade, stems and leaves could droop. Yellow edges alongside leaf blades and stunted development point out low-light circumstances.


Watering Panicum 'Frosted Explosion' with a black spray gun in a sunny garden. Panicum 'Frosted Explosion' leaves are characterized by their narrow, arching blades that form dense clumps with an upright growth habit. The foliage is a striking bluish-green color.
Irrigate constantly for vigorous development.

This species grows vigorously with constant watering and evenly moist soil. As soon as heat temperatures set in and crops develop established root techniques, they’re adaptable to drier circumstances.


Close-up of a gardener's hands holding a pile of fresh soil against a blurred soil background. The gardener is wearing a checkered shirt. The soil is loose, dark brown, slightly lumpy.
Plant in well-drained, common soils.

This decorative grows simply in common soils with medium moisture. Most Panicum species are adaptable to a wide range of soil circumstances, together with sandy and clay soils. This selection doesn’t require overly wealthy soils.

In reality, an excessive amount of natural matter could trigger it to flop over. Above all, soils should be well-drained so the roots don’t get waterlogged and grow to be inclined to rot.

Temperature and Humidity

Close-up of a garden bed with Panicum 'Frosted Explosion' growing among blooming roses and hydrangeas. Panicum 'Frosted Explosion' is renowned for its captivating appearance, featuring narrow, arching leaves with a distinctive bluish-green hue. These leaves form dense clumps with an upright growth habit, providing an elegant backdrop for the ornamental grass's standout feature – its frothy and airy seed heads.
It thrives in heat, sunny environments, tolerating chilly and warmth.

Heat, sunny environments supply the very best circumstances for ‘Frosted Explosion.’ Fortunately, the crops are chilly and warmth tolerant, so spring-to-summer and summer-to-fall transitions are straightforward till frost arrives.

Overly scorching, humid climates can result in fungal ailments and diminished plant vigor. Present loads of circulation between crops in these circumstances for greatest development.


Close-up of a gardener's hands full of chemical fertilizers against the background of soil. These chemical fertilizers come in the form of many small, round, blue granules.
This plant advantages from low-grade natural fertilizer throughout rising.

Fertilizer will not be required to develop Panicum elegans ‘Frosted Explosion.’ Nonetheless, crops reply effectively to a low-grade and slow-release natural fertilizer, akin to a 5-5-5, in the course of the lively rising months. Moreover, soil amended with compost or leaf mildew throughout planting additionally boosts vitamins to profit development. Nonetheless, it’s greatest to err on the minimal aspect to keep away from making soils overly wealthy in natural matter.

As a result of it’s an annual, this grass does all of its rising within the flush of a single season. Fertilizers could assist vigor and well being for elevated stem and plume manufacturing. Observe label directions for fertilizing decorative grasses. Keep away from overfertilizing, as it may well stimulate fungal illness and plant weak point.


Close-up of Panicum virgatum cultivars with orange leaves and seed heads in the garden. The foliage of these cultivars is characterized by narrow, linear leaves that transition from green to a striking orange hue as they mature. This ornamental grass produces airy panicles (seed heads) of tiny seeds.
This low-maintenance grass dies with freezing temperatures, leaving seeds.

‘Frosted Explosion’ grass grows fortunately within the backyard or pot with out a lot fuss. It wants no cutback or pruning besides to benefit from the plumes as lower specimens in recent or dried floral preparations.

Though seeds persist by fall and winter, the crops die with freezing temperatures. Depart the remnants in place as cool-season forage for birds. After seeds have dropped or been eaten, or as you put together the backyard for spring, pull or in the reduction of any remaining leafy particles.

Inside the genus, the species and cultivars are quite a few. Many hybrids in cultivation convey seasonal and year-round curiosity to the panorama by decorative kind, texture, and plumage. Most Panicum decorative grasses are native to North America and make distinctive, lasting backyard additions.

Panicum ‘Prairie Fireplace’

Close-up of Panicum 'Prairie Fire' in a garden with a blurred background. It features narrow, upright leaves that start off green but turn vibrant shades of burgundy and red as they mature. 'Prairie Fire' produces airy panicles of tiny flowers that emerge in shades of red, pink, and purple.
This hybrid has blue-green foliage and pink flowering panicles.

Panicum ‘Prairie Fireplace’ is a perennial swap grass hybrid with blue-green foliage. Tall and upright leaves flip deep pink early within the season, and flower panicles are rose pink, turning brown in fall. Seed plumes present visible curiosity in winter and are a meals supply for birds and small mammals.

Panicum virgatum ‘Heavy Steel’

Close-up of Panicum virgatum 'Heavy Metal' in the garden. Panicum virgatum 'Heavy Metal' is a distinctive ornamental grass cultivar prized for its upright growth habit and striking metallic-blue foliage. This herb produces airy panicles of tiny flowers that rise above the foliage in shades of tan or beige.
This gorgeous cultivar boasts metallic blue-green foliage reaching 5 ft tall.

This can be a cultivar of the perennial native North American species. Panicum virgatum ‘Heavy Steel’ options dramatic metallic foliage in blue-green that reaches 5 ft tall. ‘Heavy Steel’ is famous for its structural upright behavior, colourful leaves, and midsummer flowers.

Panicum ‘Huron Solstice’

Close-up of Panicum 'Huron Solstice' in a sunny garden. It features narrow, upright leaves that emerge with a vibrant green color, gradually transitioning to purple. 'Huron Solstice' produces airy panicles of tiny flowers that rise above the foliage in shades of green fading to deep purple.
This perennial hybrid flaunts blue-green foliage turning wine pink.

One other hybrid perennial with blue-green foliage, ‘Huron Solstice’ has a novel darkish hue. Blades flip wine pink in summer season, and plumes are purple-red in late summer season. Hanging coloration and kind are the important thing options of this upright decorative grass.

Widespread Issues

Along with its glitter within the backyard, a advantage of this grass is its few pest and illness issues. Whereas not overly inclined, backyard pests will be a problem, and ailments are principally associated to water and cultural circumstances.


Close-up of a Japanese beetle on a green leaf in the garden. The Japanese beetle is a small, metallic green beetle with distinctive copper-colored wing covers. It features six white tufts of hair along each side of the abdomen and two small tufts at the tip. These beetles have a slightly iridescent appearance, with a shiny metallic sheen in bright sunlight.
Management Japanese beetles on decorative grasses with hand-picking.

Decorative grasses are typically inclined to Japanese beetles, thrips, and spider mites. Japanese beetles have been famous on ‘Frosted Explosion’ grass, even with no actual harm to the plant.

To deal with insect infestations, spray the grass with a hose to displace and deter the pests. Knock Japanese beetles into sudsy water to scale back the inhabitants. If wanted, apply a horticultural cleaning soap to deal with the bugs. Handpicking them can also be an choice.


Close-up of leaves affected by the fungal disease rust. Leaf rust manifests as small, round to oval-shaped lesions on the leaves of infected plants. These lesions start as yellow to orange spots on the upper surface of the leaf, eventually developing into reddish-brown pustules filled with powdery rust-colored spores.
Forestall rust by eradicating contaminated leaves.

Rust, a standard fungal illness, is feasible in scorching, humid summer season climates. Powdery spores could seem on the undersides of yellowing leaves. If rust is noticed, lower off the contaminated leaves. Sadly, rust spreads readily, so be sure that to destroy the contaminated plant elements. 

Though there are chemical remedies if rust turns into widespread, the very best protection is cultural administration. Present loads of circulation between crops and scale back overhead watering. If the humidity is just too excessive, you must go for different decorative grass species.

Root rot or crown rot happens in overly moist or improper rising circumstances. If overhead irrigation is an excessive amount of for the grass, swap to surface-level watering to keep away from saturating the crown and leaves.

Ceaselessly Requested Questions

‘Frosted Explosion’ grass is an annual warm-season grass. Simply develop it from seed so as to add shimmer to the summer season backyard and floral association.

Harvest stems from the time the plume units seeds, and so they start to open. Proceed harvesting by the seeding phases so as to add sparkle and ethereal texture to recent and dried floral preparations.

The feathery plumes of ‘Frosted Explosion’ grass will be harvested greater than as soon as. Reduce on the base of the stem to encourage new development. Single crops yield two to a few harvests. Seed two to a few successional plantings to extend quantity, lengthen harvest, and reliability.

Last Ideas

Decorative grasses maintain quite a few advantages for the backyard, from aesthetics to erosion management to shelter and forage for wildlife. They convey multi-season visible curiosity and motion to the panorama and must be thought of for combined perennial beds, border plantings, meadows, and container accents.

Panicum ‘Frosted Explosion’ grows shortly from seed in sunny backyard areas. It’s tolerant of poor soils so long as they’re well-drained. Nonetheless, this grass thrives with constant moisture till established.

Use this ethereal decorative in annual planting preparations, lower flower gardens, and interspersed amongst perennials. The ample plumes and luxurious inexperienced, bladed foliage distinction superbly with different backyard plantings and show shimmery seeds to mild up the summer season backyard.

‘Frosted Explosion’ is a welcome florist addition to the bouquet as a beautiful “filler.” For lower flower manufacturing, maintain crops harvested to encourage new development and successive flushes.

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