Drumstick Allium

Plant Name:  Allium sphaerocephalonAllium_Drumstick
Common name:  Persian Onion or Drumstick Allium
Plant type:  Bulb
Height:  20-24 inches
Bloom Time:  May-June
Flower Color:  Reddish-Purple
Exposure:  Full Sun- Part Sun
Soil Requirements: Well-drained fertile sandy soil
Water Needs:  Average
Attributes:   Colorful Fragrant Flowers, Interesting egg-shaped flower,  Attracts Pollinators, Easy to grow, Deer resistant , Squirrel & Rabbit resistant.
Uses:  Cut flower, Dried Flower,  Perennial Garden, Mass plantings, Garden Interest
USDA Hardiness Zone:  5-8

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Growing Milkweed

I found a foolproof way to grow milkweed starts from seed.  Last year I had a 100% yield

20160618_160355

Oregon Native Milkweed – John Day, Oregon

on 3 different kinds of milkweed. (Seedlings are pictured on the second page of newsletter)

Click to download newsletter with instructions: Starting_Milkweed_RockbirdGardens

For anyone interested, I’ll be giving a presentation at the offices of the Pollinator Project in Phoenix, Oregon, on March 10th. “Planning and Growing a Butterfly Garden” 

Best regards,
Robin McKenzie
Rockbird Gardens

Horticulture Report: Centranthus ruber

Plant Name: Centranthus ruberCentranthus_ruber Jupiter's Beard
Common Name: Jupiter’s Beard ( aka: Red Valerian)
Plant type: Perennial
Height: 1 ft – 3 ft
Spread:   1 ft – 2 ft
Bloom Time: May
Flower  Color:  ‘Ruber’ – Pale to Deep Rosy Red,  ‘Albus’- White
Exposure: Full Sun, Part Shade
Soil Requirements:  Well Drained Soil- Prefers Alkaline Soil
Water Needs: Medium
Attributes:   Deer Resistant, Drought Tolerant, Attracts Butterflies & other insects,
Showy Flowers, Good Cut Flower, Fragrant leaves.
Note: Easy to grow, Self-seeds freely,  Reported as “suspected” on the Oregon invasive plant list!
Uses:  Containers, Rock Garden, Mixed Flower Bed
Native to: Europe, Northern Africa, Asia Minor
USDA Hardiness Zone: 5-8