Cut Flowers : How to condition for freshness

Helpful tips for conditioning cut flowers and foliage to stay fresh longer in bouquets.

1- Cut flowers and foliage the night before the sale or early in the morning when it is cool.
2- Use sharp and clean clippers and tools, scissors are not recommended. Cut stems at 45º, and under water if possible.
3- Place them in a 1/4 filled buckets of lukewarm water, and keep them in a cool place.
4- Flowers with strong and tall stems make the best cut flowers.
5- For bulbs flowers, cut the white section at the bottoms of stem so they can drink better.
5- Most flowers can be cut in bud stage as soon as they show a little color.
6- Zinnias, marigolds, mums, and dahlias, should be cut when the flowers are fully open.
7- For woody stems make a clean split at the bottom one inch, don’t crush or hammer!
8- Remove all the lower foliage which will be below the water level.
9- For hydrangeas, dip the head in cold water to firm up the petals for an hour, then drip
dry them, cut and place stems in warm water overnight.
10- Flowers like delphiniums, lupines, dahlias, hollyhocks which have hollow stems can be
filled water and covered with a cotton ball at the base.
11-  Flowers In a vase: Use a clean vase, maintain water level and change the water  frequently.

Submitted by Goly Ostovar, AGC Member

Photo by: Carlotta Lucas, AGC Member

Horticulture Report – Fire-wise & Native Flower

Plant Name: Brodiaea coronaria
Common name: Crown Brodiaea
Plant type: Deciduous Perennial Herb
Height: 10” – 24”
Spread:  1’
Bloom Time:  April – July
Flower Color: Blue, Lavender, Purple
Exposure:  Full Sun
Soil Requirements; Well-drained; Clay to Sandy Loam
Water Needs:  Low;
Attributes:  Attracts Butterflies; Nectar Source for Adult Butterflies; Bees & other Insect Pollinators
Uses: Rock Garden; Meadowscapes
Firewise: YES
Native To:  Western North America
Oregon Native: YES
USDA Hardiness Zone: 7a – 10a

 

 

 

Photo Credit: “Brodiaea coronaria” by davidbroadland is marked with CC0 1.0.

Horticulture Report: Arbutus menziesii (Pacific madrone)

        Oregon State University

Oregon Native & Firewise Plant   
Plant Name:  Arbutus menziesii
Common name: Pacific madrone
Plant type: Broadleaf Evergreen Tree
Height: 20’ – 65’
Spread:   5’ – 25’
Bloom Time:  Flowers in Spring; Berries in Fall
Flower Color: White
Exposure: Shade to Partial Shade; North Facing Slope

Walter Siegmund, CC BY-SA 3.0, via Wikimedia Commons

Soil Requirements: Fast to Medium Drainage; Tolerates Heavy Soil
Water Needs: Dry to Medium
Attributes:  Peeling Bark; Red Berries; Robins, Starlings, Band-tailed Pigeons Feed on Berries; Supports Bats, Butterflies, Caterpillars,                           Moths; Host to Brown Elfin Butterfly; Nectar for Hummingbirds; Winter Interest; Drought Tolerant
Note:  Slow Growing; Large Tree; Messy in the Garden due to Bark & Leaf Shedding; Pests are Phytophthora ramorum (Sudden Oak Death), Madrone Canker, Aphids, Leaf Miners
Uses:  Bank Stabilization; Hedge; Bird Gardens; Mixed Borders
Firewise:  YES
Native to: Pacific Northwest & California
Oregon Native: YES
USDA Hardiness Zone: 7 – 9

Report by: Viki Ashford, AGC Member

Oregon Native & Firewise Plant: Narrowleaf Milkweed

Plant Name:  Asclepias fascicularis   
Common name: Narrowleaf Milkweed
Plant type: Deciduous Flowering Perennial
Height: 3’
Spread:  8” – 10”
Bloom Time:  Summer to Fall
Flower Color: Lavender, Pink, Greenish White
Exposure:  Full Sun
Soil Requirements: Good Drainage; Dry to Moist Soil; Grows in Clay Soil
Water Needs:  Low

Attributes:  Attracts Monarch Butterflies; Host Caterpillars; Attracts Native Bees, Bumble Bees; Predatory Insects; Monarch Butterflies lay eggs & larvae feed & mature into chrysalis; Deer Resistant; Drought Tolerant
Note: Open Seed Pods spill Plentiful Silky Hairs; Somewhat Toxic; Spreads by Rhizomes
Uses:  Native Gardens; Pollinator Gardens; Rock Gardens
Firewise:  YES
Native to: Western United States
Oregon Native: YES
USDA Hardiness Zone: 6a – 10b

Report by: Viki Ashford, AGC Member

Photo Credit: Eric Hunt, CC BY-SA 3.0 via Wikimedia Commons

Horticulture Report: Asclepias speciosa  (Showy Milkweed) 

Oregon Native & Firewise Plant
Plant Name:  Asclepias speciosa

Common name: Showy Milkweed
Plant type: Deciduous Herbaceous Perennial
Height: 6’
Spread:  4’
Bloom Time:  May – September
Flower Color: Pink, White, Purple
Exposure:  Full Sun
Soil Requirements: Dry, Well Drained
Water Needs:  Medium; Drought Tolerant
Attributes:  Attracts Hummingbirds, Monarch Butterflies, Birds; Adult Monarchs feed on Flower Nectar and Caterpillars Eat Leaves; Deer Resistant; Monarch Larval Host
Note: Spread by Underground Rhizomes
Uses:  Butterfly Garden; Borders; Rock Gardens; Native Gardens
Firewise:  YES
Native to: Midwest to West USA, & Canada
Oregon Native: YES
USDA Hardiness Zone: 3 – 9

Report by: Viki Ashford

Photo Credit: Vicki Watkins USA, CC BY 2.0, via Wikimedia Commons

Horticulture Report: Arctostaphylos nevadensis

Oregon Native & Firewise
Plant Name:  Arctostaphylos nevadensis       

                Pinemat Manzanita

Common name: Pinemat Manzanita
Plant type: Evergreen Shrub
Height: 1’ – 2’
Spread:   3’ – 5’
Bloom Time:  Spring, Summer, Winter
Flower Color: White
Exposure: Partial Shade
Soil Requirements: Acidic Soil; Fast Draining
Water Needs: Low; Don’t Irrigate Once Established

Attributes:  Supports Bees, Birds, Butterflies, Caterpillars, Hummingbirds; Pollen & Nectar for Native Bees; Nectar for Hummingbirds
Note:  Not easily established at low elevations
Uses:  Soil Stabilization; Ground Cover; Lawn Alternative; Rock Garden    

Arctostaphylos nevadensis

Firewise:  YES
Native to: Western North America
Oregon Native: YES
USDA Hardiness Zone: 5b – 9a

Report by: Viki Ashford, AGC Member

Photos from Oregon State University https://landscapeplants.oregonstate.edu/plants/arctostaphylos-nevadensis