Flower guide
Reference

Flower-by-flower prep guide

Conditioning, vase life, when to receive, and quirks, for the flowers and foliage a temperate-climate wedding or event is likely to use, with emphasis on the long-lasting workhorses. Vase life assumes proper conditioning and a cool room; halve it for a warm one.

FlowerRoleConditioningVase lifeReceiveQuirks and notes
Hydrangea, paniculata (Limelight, Little Lime, Quick Fire)FocalCut mature/antique heads early morning into water; strip nearly all leaves; re-cut; alum dip or 30 s in just-boiled water; deep cool water overnight. Submerge the head 30–60 min to revive.5–10 days fresh; antique heads often dry in placeT-3 to T-1 (garden); T-3 commercialYoung soft heads wilt in hours and cannot be saved. Mist freely. Mildly ethylene-sensitive. Florets drop from over-mature heads; shake before placing. Not food-safe for cake.
Hydrangea, mophead (macrophylla)FocalAs above. Even more water-hungry; leaves off.4–8 daysT-3Antique mopheads (green/burgundy) in September are the sturdy ones. Blue and pink summer heads are softer.
DahliaFocalCut fully open; re-cut; hot water (160–170°F) 1 h cooling, or 10 s just-boiled dip; cool holding solution; dark rest. Steam off petals.3–5 daysT-2Does not open after cutting. Ball and pompon forms outlast dinner-plate. Local farm only. Ivory, café au lait and blush forms fit the palette.
Garden rose (David Austin, Alabaster, Patience, Quicksand, Westminster Abbey)FocalGuard petals off; thorns off; re-cut; quick dip; full-sugar solution in a warm room to open 2–3 days; then cold.4–7 daysT-3Opens fast, drops fast. Reflex petals by hand. Bent neck: hot water + paper cone. Many are ethylene-sensitive. Food-safe if pesticide-free.
Standard and spray roseFocal / secondaryAs garden rose; needs 2–3 days to open from tight.7–10 daysT-3Spray roses yield 3–5 boutonnieres per stem. Cream, white and "quicksand" tones fit. Ethylene sensitivity varies by variety.
LisianthusFocal / secondaryStrip; re-cut; full-sugar solution; buds open over several days at room temp.10–14 daysT-4 to T-3The DIY-er's best flower: rose-like, cheap, long-lived, ivory/champagne/mauve. Weak stems; ethylene-sensitive. Food-safe if pesticide-free.
Chrysanthemum, disbud (cream, green "Anastasia," spider)FocalStrip; re-cut; holding solution.10–14+ daysT-4 to T-3Bulletproof. Cream and green disbuds read modern; avoid grocery "mum" bunches. Foul-smelling foliage; strip it all.
ZinniaFocalCut mature (stem does not wobble when shaken); re-cut; clean water changed daily; no cold storage below 50°F.5–7 daysT-2Fouls water fast. Colors are mostly wrong for your palette except "Zinderella" and "Queen Lime" greens.
Celosia (cockscomb, plume)Focal / textureStrip; re-cut; clean water daily.7–10 days, dries wellT-3Fouls water. Bronze and pale green forms could work as texture; most colors too bright.
SunflowerFocalStrip all leaves; re-cut; clean water daily; pollen-free varieties.7–10 daysT-3Wrong for this palette; listed because it is peak in September and cheap.
Scabiosa (flower and seed pod)Secondary / airyRe-cut; holding solution; cool.5–7 days; pods indefinitelyT-3"Fama White" and mauve varieties fit; the pods are perfect airy stems and dry in place. Ethylene-sensitive.
CosmosSecondary / airyCut as petals just open; re-cut; holding solution; drinks heavily.4–6 daysT-2White "Purity" and "Cupcake" are right. Buds are lovely airy stems. Local farm.
Aster (China aster, Matsumoto)Secondary / fillerStrip; re-cut; holding solution.7–10 daysT-3A reliable, inexpensive white filler-secondary.
SnapdragonLine / secondaryRe-cut; holding solution; store upright.7–10 daysT-3Geotropic: tips bend upward if stored on a slant. Ethylene-sensitive. Ivory and "Appleblossom" fit.
StockLine / secondaryStrip all leaves; re-cut; clean water daily; upright.5–8 daysT-3Fouls water badly; scent at the table is strong. Ethylene-sensitive.
Veronica, astilbeSecondary / airyRe-cut; holding solution; mist astilbe.5–7 daysT-3White veronica is a clean airy stem. Astilbe dries out fast in heat.
Feverfew (matricaria)FillerStrip; re-cut; holding solution.7–10 daysT-3Tiny white daisies; the right filler for a garden look. Strong smell when crushed.
Ammi / Queen Anne's lace / chocolate lace (Daucus)Filler / airyRe-cut; holding solution; drinks heavily.5–7 daysT-3Can cause skin photosensitivity; gloves. Chocolate lace's dusty tones fit beautifully.
Sedum (Autumn Joy, green stages)Filler / textureRe-cut; holding solution.10+ days, driesT-4Green-stage sedum heads in September are perfect, and free if anyone grows it.
Wax flowerFillerRe-cut woody stems; holding solution.10–14 daysT-4Imported, reliable, fragrant. White fits. Somewhat ethylene-sensitive (drops florets).
Gypsophila (baby's breath)FillerRe-cut; full-sugar solution to open.7–10 daysT-4Reads too "bridal shop" for this design; ethylene-sensitive. Not food-safe.
Hypericum berryFiller / textureStrip leaves; re-cut; holding solution.10–14 daysT-4Green and peach forms fit. Berries can stain linen if crushed.
Panicum "Frosted Explosion" / explosion grassAiryRe-cut; holding solution; hair spray if shedding.10+ days, dries in placeT-4The single most useful airy stem for a marsh palette. Sheds; spray outdoors ahead.
Bunny tail, millet, oat, pennisetum, miscanthus, other grassesAiryRe-cut; shallow water, or use dried.Weeks; dry in placeT-5 or dried months aheadBuy dried and natural-colored for station pieces; fresh for the tables. Hair spray. Do not cut from the reservation.
Nigella pods, poppy pods, scabiosa pods, eucalyptus podsAiry / textureNone needed; use dried or fresh.Indefinite driedAny timeTexture that reads expensive. Poppy pods are not food-safe near a cake.
BupleurumAiry / fillerRe-cut; holding solution.7–10 daysT-4Chartreuse airy filler; bridges green to cream.
Eucalyptus (seeded, silver dollar, gunni, parvifolia)FoliageRe-cut woody stems; holding solution; can be stored out of water misted in plastic for a day or two.2–3 weeksT-5 to T-3Seeded eucalyptus fits best; silver dollar is cooler-toned. Not food-safe. Oil can mark linens.
OliveFoliageRe-cut; holding solution.2+ weeks, dries gracefullyT-5 to T-3Gray-green, Mediterranean, exactly right. Sheds leaves when very dry. Also the napkin sprig.
Bay, rosemary, sage, mint, thyme (herbs)Foliage / boutonniereRe-cut; holding solution; rosemary can be held dry.1–2 weeksT-4Food-safe, fragrant, perfect for bouts and cake. Mint wilts; use it last.
Salal (lemon leaf), ruscus (Israeli, Italian), pittosporumFoliageRe-cut; holding solution.2–3 weeksT-5Workhorse greens for arches and bases. Glossy dark; use sparingly in a sage palette.
Smoke bush, ninebark, viburnum, hydrangea foliage, raspberry greensFoliageWoody: re-cut, hot water dip helps, holding solution; strip lower leaves.5–10 daysT-3Garden foliage with color and movement. Smoke bush wilts if cut young; cut mature stems.
Magnolia, camellia foliageFoliageRe-cut; holding solution; holds out of water for hours.2+ weeksT-5Arch and garland foliage. Magnolia's bronze backs fit the palette.
Ranunculus, anemone, peony, tulip, sweet pea, lilac———Not in season in SeptemberListed so you can say no to them.
Lily (Oriental, LA hybrid), tuberoseFocalRe-cut; bulb-flower food; pull anthers.7–14 daysT-4Scent and pollen make them wrong for dining tables; listed for completeness.
Orchid (phalaenopsis, cymbidium, dendrobium)Focal / wearableRe-cut; tubes or water; mist; never cold below 50°F.2–3 weeksT-4Heat-tolerant, food-safe, long-lived; useful for corsages. Style is wrong for a marsh garden.
CarnationFiller / secondaryRe-cut above a node; holding solution.2–3 weeksT-4Antique and "Lege Marrone" varieties are fashionable again and bulletproof. Very ethylene-sensitive. Food-safe.
AlstroemeriaSecondaryStrip most leaves (they yellow); re-cut; holding solution.2 weeksT-4Sap can irritate skin. Cream forms are fine but read grocery.

Cake-flower safety list

Safety note: lists like this are general guidance compiled from published sources and are not a substitute for confirmation from your baker, a qualified horticulturist, or your local food-safety authority. Many species have both edible and toxic varieties, and florist-grown flowers may carry pesticide residue. See terms and disclaimer.

Generally considered food-safe when pesticide-free and barriered
Roses and spray roses, lisianthus, dahlias, carnations, chamomile, chrysanthemum, orchids, pansies and violas, nasturtium, calendula, lavender, rosemary, thyme, sage, bay, mint. Wrap stems in tape and insert in water picks or straws; nothing touches icing directly.
Never on or near a cake
Hydrangea, eucalyptus, baby's breath, lily of the valley, daffodil and all bulb flowers, delphinium, foxglove, sweet pea, poppy, oleander, anemone, ranunculus, calla, azalea, rhododendron, poinsettia, alstroemeria, and anything you cannot identify. Ask the baker to place, or hand over a labeled box.