Popular. Programmable. Perennials.
Top First-Year-Flowering Perennials.
Songbird Cardinal Aquilegia See pg. 3
Perennials are long-time favourites among retailers, landscapers and home gardeners, but you may have found them challenging to grow. Kieft Seed offers you easy solutions! These first-year-flowering perennials are programmable and easy to produce. Their uniform habits and flowering times let you schedule, grow and ship them right alongside your Spring annuals – and expand your presence in this ever-popular market segment. These winter-hardy varieties can also be grown traditionally – overwintered or with vernalised plugs.
It’s easy to expand your presence in the perennials market.
Check out this amazing lineup of innovative varieties, all carefully bred for solid performance in the greenhouse and stunning beauty in the garden. When you’re ready to order, contact your preferred Perennial supplier.
Early Season Flowering Varieties: Starting Week 15 Grow on Vernalization Temp. Treatment (weeks) (°C)
Bloom Date
Sow Date
Plug Time
April/ May
Approx. wk. 40
6-7 wks.
5-8
April/ May
Approx. wk. 48
5-6 wks.
Delphinium April/
Approx. wk. 44
Approx. wk. 44
Variety
Aquilegia Songbird F1 and Swan F1 Series
Armeria Ballerina Series
Diamonds F1
May
Delphinium April/ Guardian F1 Dasante F1 Series
May
Weeks to Finish from Plug Stage
USDA Hardiness Description Zones
Height
Spread
Colours
Cool treatment, night 22-28 wks. temps as high as 13, for 6 wks. after juvenile 12 leaf stage.
11-18 in./ 28-40 cm, varies by variety
10-14 in./ 25-35 cm
3 to 9
Easy-to-force, free-flowering, medium-compact plants have 1.5 to 3.5-in./4 to 9-cm blooms in true, non-fading colours.
Bluebird (lt. blue & white), Bunting (blue & white), Cardinal (deep red & white), Dove (white), Goldfinch (lt. yellow), Nightingale (lavender & white), Robin (rose & white).
10-14
Not required.
12-15 wks.
8-10 in./ 20-25 cm
8-10 in./ 20-25 cm
7 to 9
Compact and uniform plants produce cushion-shaped, grassy foliage; long stems; globe-shaped blooms.
Lilac, Red, White.
6-7 wks.
14-18
Not required.
13-15 wks.
16-24 in./ 40-60 cm
10-12 in./ 25-30 cm
4 to 8
The first F1 spurless delphinium from seed, Diamonds Blue sparkles with lots of cerulean blue, “face up” flowers.
6-7 wks.
14-18
Not required.
13-15 wks.
16-24 in./ 40-60 cm
10-12 in./ 25-30 cm
4 to 8
Uniform blooming across series makes it easy to program your crop. Excellent stem quality, makes a great cut flower.
Blue, Lavender, White, Mixture.
Diamonds Delphinium
Caption
Guardian F1 Series Delphinium
Ballerina Lilac Armeria
Songbird Bunting Aquilegia
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Early Season Flowering Varieties: Starting Week 15 Grow on Vernalization Temp. Treatment (weeks) (°C)
Weeks to Finish from Plug Stage
4-5 wks.
16-18
Not required.
Approx. wk. 40
5-6 wks.
16-18
May/ June
Approx. wk. 44
7-8 wks.
May/ June
Approx. wk. 44
April/ May
Approx. wk. 48
Variety
Bloom Date
Sow Date
Plug Time
Forget-MeNot
April/ May
Approx. wk. 52
April/ May
USDA Hardiness Description Zones
Height
Spread
8-10 wks.
8-10 in./ 20-25 cm
6-8 in./ 15-20 cm
N/A
Send your crop to market 3 to 6 months earlier than biannual varieties. Mon Amie Blue features dainty, light blue blooms.
Not required.
22-28 wks.
8-10 in./ 20-25 cm
6-8 in./ 15-20 cm
4 to 8
Large, compact, well-branched plants are topped by deeply coloured, long-lasting flowers.
16-18
Not required.
13-15 wks.
8-10 in./ 20-25 cm
8-10 in./ 20-25 cm
5 to 9
Basal-branching plants with dense, dark green foliage produce an abundance of short-stemmed, clear blue flowers.
7-8 wks.
16-18
Not required.
13-15 wks.
8-10 in./ 20-25 cm
8-10 in./ 20-25 cm
5 to 9
Maintains its perfect shape all season, with dense, dark green leaves and long-lasting, soft pink blooms.
7-8 wks.
10-12
Not required.
12-14 wks.
10-12 in./ 25-30 cm
8-10 in./ 20-25 cm
4 to 8
Displays delicate, creamy white flowers tinged with pink over silky green foliage with contrasting veins.
Mon Amie Blue
Salvia New Dimension Series
Scabiosa Blue Note
Scabiosa Pink Diamonds
Tiarella Silverado
Pink Diamonds Scabiosa
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Silverado Tiarella
New Dimension Blue Salvia
Colours
Blue, Rose.
Mon Amie Blue Forget-Me-Not
Mid Season Flowering Varieties: Starting Week 19 Grow on Vernalization Temp. Treatment (weeks) (°C)
Weeks to Finish from Plug Stage
5-6 wks.
14-16
Not required.
Approx. wk. 52
5-6 wks.
14-16
May/ June
Approx. wk. 52
5-6 wks.
Delphinium May/
Approx. wk. 52
Variety
Coreopsis Early Sunrise
Coreopsis Rising Sun
Coreopsis Sunfire
Diamonds F1
Bloom Date
Sow Date
Plug Time
May/ June
Approx. wk. 52
May/ June
June
Delphinium May/
USDA Hardiness Description Zones
Height
Spread
Colours
13-14 wks.
24 in./ 60 cm
22-24 in./ 55-60 cm
4 to 9
Compact and uniform, with golden yellow, semi-double blooms that flower all Summer long.*
Not required.
13-14 wks.
18-30 in./ 45-75 cm
24-26 in./ 60-65 cm
4 to 9
Naturally compact, flowers 1 week faster than Early Sunrise, produces semi-double yellow blooms with red flecks.*
14-16
Not required.
13-14 wks.
24 in./ 60 cm
22-24 in./ 55-60 cm
4 to 9
Large, single yellow blooms show off burgundy red centers.*
5-6 wks.
14-16
Not required.
13-14 wks.
28-34 in./ 70-85 cm
10-12 in./ 25-30 cm
4 to 8
Exciting compact variety shows off vibrant, true blue flowers. Can be grown with little or no heat for energy savings.
June
Approx. wk. 50
5-6 wks.
14-16
Not required.
15-17 wks.
30-39 in./ 75-100 cm
10-12 in./ 25-30 cm
4 to 7
Guardian F1 Dasante F1 Series
Uniform blooming across series makes it easy to program your crop. Excellent stem quality, makes a great cut flower.
Dianthus
May/ June
Approx. wk. 42
7-8 wks.
13-15
Not required.
16-18 wks.
6-8 in./ 15-20 cm
8-10 in./ 20-25 cm
4 to 7
Arctic Fire features striking colour combination of white flowers with glowing red eye colour and excellent foliage.
May/ June
Approx. wk. 51
5-6 wks.
13-15
Not required.
12-13 wks.
16-20 in./ 40-50 cm
12-14 in./ 30-35 in.
5 to 9
The fastest Digitalis on the market! Uniform in height and early flowering, well-branched Dalmatian has an excellent habit.
Arctic Fire
Digitalis Dalmatian F1 Series
Blue, Lavender, White, Mixture.
NEW Crème, NEW Peach, NEW Rose, Purple, White.
* Can also be marketed as an annual in premium packs.
Dasante Blue F1 Delphinium
NEW Dalmatian Peach Digitalis
Arctic Fire Dianthus
Early Sunrise Coreopsis
Rising Sun Coreopsis
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Mid Season Flowering Varieties: Starting Week 19 Variety
Gaillardia Mesa™ F1 Series
Lavender Ellagance Series
Penstemon Carillo Series
Salvia New Dimension Series
Scabiosa Blue Note
Scabiosa Pink Diamonds
Verbascum Southern Charm
Veronica Blue Bouquet
Grow on Vernalization Temp. Treatment (weeks) (°C)
Weeks to Finish from Plug Stage
USDA Hardiness Description Zones
Colours
5-6 wks.
14-16
Not required, but beneficial.
20-22 in./ 50-55 cm
5 to 10
Strong, early-flowering, wellbranched plants show intense, non-fading colour all season in landscapes and mixed containers.
Bright Bicolour, Yellow.
Approx. wk. 48
5-6 wks.
16-18
12-14 in./ 30-35 cm
10-12 in./ 25-30 cm
5 to 8
Excellent branching fills pots quickly and finishes with large, dense flower spikes on very strong stems.
NEW Pink (unique colour for seed L. angustifolia), Ice (white w/lt. blue edges), Purple (purpleblue), Sky (lt. blue), Snow (white).
May/ June
Approx. wk. 1
7-8 wks.
13-15 wks.
8-10 in./ 20-25 cm
10-12 in./ 25-30 cm
5 to 7
Economical, high-quality choice for growers features shiny foliage and clear, strong flower colours.
Purple, Rose.
May/ June
Approx. wk. 3
Not required.
9-11 wks.
8-10 in./ 20-25 cm
6-8 in./ 15-20 cm
4 to 8
Large, compact, well-branched plants are topped by intensely coloured, long-lasting flowers. Great for landscapes.
Blue, Rose.
May/ June
14-16
Not required.
13-15 wks.
8-10 in./ 20-25 cm
8-10 in./ 20-25 cm
5 to 9
Basal-branching plants have dense, dark green foliage and an abundance of short-stemmed, clear blue flowers.
7-8 wks.
14-16
Not required.
13-15 wks.
8-10 in./ 20-25 cm
8-10 in./ 20-25 cm
5 to 9
Highly uniform, genetically compact plants produce dark green leaves and long-lasting, soft pink blooms on short stems.
Approx. wk. 1
4-5 wks.
14-16
Not required.
12-13 wks.
24-30 in./ 60-75 cm
12-18 in./ 30-45 cm
5 to 8
A unique blend of creamy yellow, soft lavender and peachy rose blooms on tall, graceful flower stems.
Approx. wk. 50
5-6 wks.
14-16
Not required.
14-16 wks.
12 in./ 30 cm
12 in./ 30 cm
5 to 8
Versatile bedding plant features tapered blue spikes with many small florets on top of deep green foliage.
Bloom Date
Sow Date
Plug Time
May/ June
Approx. wk. 1
May/ June
Height
Spread
12-14 wks.
16-18 in./ 40-45 cm
Not required.
14-18 wks.
14-16
Not required.
5-6 wks.
14-16
Approx. wk. 48
7-8 wks.
May/ June
Approx. wk. 49
May/ June
May/ June
New Dimension Rose Salvia
Carillo Purple Penstemon
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Mesa Yellow Gaillardia
Blue Bouquet Veronica
Southern Charm Verbascum
Late Season Flowering Varieties: Starting Week 28 Variety
Coreopsis Early Sunrise
Coreopsis Rising Sun
Coreopsis Sunfire
Echinacea PowWow Cheyenne Spirit
Gaillardia Mesa™ F1 Series
Hibiscus Luna F1 Series
Lavender Lavance Mini Blue
Rudbeckia Goldsturm
Salvia New Dimension Series
Tiarella Silverado
Grow on Vernalization Temp. Treatment (weeks) (°C)
Weeks to Finish from Plug Stage
5-6 wks.
14-16
Not required.
Approx. wk. 10
5-6 wks.
14-16
Approx. wk. 10
5-6 wks.
July/ Approx. August wk. 6
Bloom Date
Sow Date
Plug Time
May/ June
Approx. wk. 10
May/ June
May/ June
USDA Hardiness Description Zones
Height
Spread
13-14 wks.
24 in./ 60 cm
22-24 in./ 55-60 cm
4 to 9
Compact and uniform, with golden yellow, semi-double blooms that flower all Summer long.*
Not required.
13-14 wks.
18-30 in./ 45-75 cm
24-26 in./ 60-65 cm
4 to 9
Naturally compact, flowers 1 week faster than Early Sunrise, produces semi-double yellow blooms with red flecks.*
14-16
Not required.
13-14 wks.
24 in./ 60 cm
22-24 in./ 55-60 cm
4 to 9
Large, single yellow blooms show off burgundy red centers.*
6 wks.
18-22
Not required.
14-16 wks.
16-20 in./ 4050 cm 1st yr., 22-24 in./ 5560 cm 2nd yr.
12-16 in./ 30-40 cm
4 to 10
More flowers per plant than any other seed-grown Echinacea; also faster to flower and shorter, so it’s easier to grow and ship.
PowWow White, Wild Berry. Cheyenne Spirit, Bright shades of Orange, Red, Rosy-Red, Yellow, Purple and Cream
July/ Approx. August wk. 11
5-6 wks.
14-16
Not required, but beneficial.
12-14 wks.
16-18 in./ 40-45 cm
20-22 in./ 50-55 cm
5 to 10
Strong, early-flowering, wellbranched plants show intense, non-fading colour all season in landscapes and mixed containers.
Bright Bicolour, Yellow.
July/ Approx. August wk. 12
3-4 wks.
High 60s, low 70s.
Not required.
10-12 wks.
2-3 ft./ 60-90 cm
2 ft./60 cm
5 to 9
Produces bushy, well-branched plants with numerous 6 to 8-in. (15 to 20-cm) flowers. Ideal for large containers, landscapes.
Pink Swirl, Red, Rose, White, Mixture. Greenhouse production only in NW Europe
July/ Approx. August wk. 10
5-6 wks.
Not required.
10-12 wks.
10-20 in./ 25-50 cm
10-12 in./ 25-30 cm
5 to 8
The most intense spike and flower colour of all seed lavenders! Uniform, compact plant with good base-branching habit.
July/ Approx. August wk. 4
6-7 wks.
Not required.
16-20 wks.
24-28 in./ 60-70 cm
14-18 in./ 35-45 cm
3 to 9
Noted for its large, single, scentless golden yellow blooms with dark center, on upright plants with tight, dark green foliage.
May/ June
Approx. wk. 14
5-6 wks.
Not required.
9-11 wks.
8-10 in./ 20-25 cm
6-8 in./ 15-20 cm
4 to 8
Large, compact, well-branched plants are topped by intensely coloured, long-lasting flowers. Great for landscapes.
July/ Approx. August wk. 13
6-7 wks.
Not required.
16-20 wks.
10-12 in./ 25-30 cm
8-10 in./ 20-25 cm
4 to 8
Features delicate, pink-tinged white blooms on densely set flower spikes over silky green foliage with contrasting veins.
14-16
Colours
Blue, Rose.
Hibiscus
Luna White Hibiscus
Cheyenne Spirit Echinacea
Goldsturm Rudbeckia
Lavender Mini Blue
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622 Town Road West Chicago, Illinois 60185-2698 USA 630 231-1400 800 231-7065 Fax: 630 293-2557 P.O. Box 63 1606 ZH Venhuizen, The Netherlands +31 (0)228 54 1844 Fax: +31 (0)228 54 3440 Please contact your preferred distributor to order. For product information and culture, go to kieft-pro-seeds.com.
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