Seed Germination Table 
Prepared by Agricultural Marketing A administration, U.S. Department of Agriculture, Washington, D.C. 






























































Tem- | yp. : 
Name of seed Ra eo ay flab Maal Remarks Name of seed count Count 
. ure 
spt ts ee ~~ 
°C. | Days| Days Millet: i ; 
Alfalfa— Medicago sativa.. ....... B,S 20 3 7 Browntop—Panicum fascicu- 
Bahia grass—Paspalum notatum... 12 30-35 3 21 | Light at 30° C. Re- atum. ; 
move all glumes with Foxtail, German, Hungarian, 4 10 
aid of sharp scalpel. or Golden—Setaria ttaliea., 
peeen ees Ee iy) Mae rem eseg ie crus- 4 10 
scratch surface of car- galli frumentacea. 
yopsis and use potas- Laat Te hoe tiene ; Z 
sium nitrate. toso—Panicum miliaceum. .. f 
Barley—Hordeum oulgare......... TS 20 33 7 ae seed oPrechill ‘ Leptciasi Soeias pate minutos, : ef Light. 
ays at 5° or 10°C. apier grass—Pennisetum pur- 
Bean, Adzuki—Phaseolus angularts| R, S | 20-30 4 10 pureum. J : 
Kean, field—Phaseolus oulgaris....| R,§ | 20-30 5 8 Oats—Avena sativa.............. 4 10 | Fresh seed prechill for 
Bean, Reet Seanoraine utile....| § oe ; 14 5 days at 5° or 10°C 
Bean, Mung—Phaseolus aureus ..| R,S | 20- a pa a 4 | Light. 
Beet, field (not sugar)— Beta) B | 20-30 3 14 | Soak in water 2 hours piterases tall—Arrhenatherum ela : : - 
sulgari before testing. Wash Orchard grass—Dactylie glomerata. 7 | 18) Germination more rapid _ 
in running water in soil; light on Petri 
after soaking. dish tests, ; 
Rent s sepiee (seaside): Peas, field—Pisum sativum arvense. 3 8 | 
Agrostis palustris.......... ig 20-30 7 28 | Light; potassium nitrate. Rape: 
Highland: ~ Annual—Brasstca napus var. . 3 Z 
pies me Mele goan sotcn aan : a = Bird—Brasstca campestris... . 3{ 10 a << Fp Dotas- 
woes e et eeescce bon '* 8 um n ra e. 
fea ynodon dactylon.| P 20-35 7 21 Do. Turnip—Brasstca rapa var.... 3 7 
Annual—Poa annua......... | 030 Re See Lent eae Redtop od peoeiaia ciao 3 | 10] Light. 
anada—Poa compressa.... = 2 ight; potassium nitrate. ay ae aE ight: 
Kentucky—Poa pratensis, ... Je 20-30 7 28 ae Seed 15°-30° C. Reed Gtuayy grass—Phalaris arun 2 = ght i Lo 
aylight. neeak . sor be > 
Rough—Poa trivialis........ P 20-30 7 21 Do. Rescue grass—Bromus catharticus. 7 oe ght fo an 
—, Tee - tf Do. ° 
a Woes Fie seo hacohe ae Pe 20-30 28 Teen . 25°C) 
uestem—Agropyron smithii..... Pp 20-30 7 35 ight; fresh seed potas- Rhodes grass—Chloris gayana.... 6 14 | Light. 
BC ‘nitrate and Rice—Oryza sativa.............. She to 
Brome, ee Se P,TB | 20-30 6 14 | Light. ; Hyegrate phlei ss, : 7 ’ 
roomcorn—Sorghum vulgare tech- rs . . ae 5 
Riots pe ee Mice, Wbrs.| 2050 eh Be Baliase—Lolesime gescitiforten 5) | Light oe 
Buckwheat—Fagopurum vulgare .. B, T | 20-30 3 6 Perennial—Lolium perenne... 5 | 14] Light. : 
Carpet grass—Axonopus compres-.| P 20-85] 10] 21] Light. eainfoin—Onobrychis viciaefolia. .. 4 10 
sus. orghum: 
Chickpea—Cicer arietinum....... R, S | 20-30 3 7 Grain—Sorghum oulgare...... 3 10 : 
Clovers: Sweet (sorgo)—Sorghum vul- 3 10 | Fresh seed prechill at 
Alsike—Trifolium hybridum..| B, S 20 3 7 gare. 5° or 10° C. for 5 days, 
Alyce—Alysicarpus vaginalts..| B 30 4 21 Soybean—Soja maz............. 5 8 
Berseem - Trifolium alerandri- B,S 20 3 by Sudan grass—Sorghum oulgare su- 3 10 
num. anese. 
tata arabica and| B, T 20 4 14 Sunflower—Heltanthus annuus (eul- 5 
edicago hispida, tivated) Fe ro eee 3 
Can ee aie glomeratum| B 20 4 10 erect vernalgrass—Anthoranthum 6 14 | Light. ) 
rimson—Trifolium i na-| B,S 20 3 1 odoratum. z 
tum. vi aaa Timothy—Phleum pratense....... 5 10 | Light; fresh seed potas- | 
Ladino—Trtfoltum repens....| B, S 20 3 10 _sium nitrate. 
Persian—Trifolium resupina-| B 20 3 7 Y lystarass—Heleas lanatus...... 6] 14] Light. 
tum. etch: 1 | 
Red—Trifolium pratense..... Bas 20 3 7 Common—Vicia sativa....... 3 10 
Sour—Melilotus indica....___ B 20 3 14 Hairy—V icia villosa...... oe 3 14 
Strawberry—Trifolium fragi-| B 20 3 7 ce gaan ont BOnneece 3 6 
erum. onantha—Vicia monantha. . 3 
Subterrapean—Trifolium sub-| B 20 4 14 | Fresh seed 15° C. pore i angustifolia 4 6 
terraneum. urple—V icra atropurpurea. . 3 
Suckliug—Trifolium dubium..| B 20 4 14 Woolypod—Vicia dasycarpa. . 4 14 1} 
Sweet—Melilotus alba and| S, B 20 3 7 Wheat: > E || 
Melilotus officinalis. Common—spelt and emmer 3 7 | Fresh seed prechill at 5' | 
White—Trifolium repens.... . B.S 20 3} 10 Triticum aestivum. _ or 10°C. for 5 days. 
Cotton—Gossypium hirsutum... __ T.S | 20-30 4 12 | “Prewet” seed on re- Durum—Triticum aestivum... 3 10 Freee Prechill & 5 | 
test.3 or - for 3. 
Cowpeas—Vigna sinensis........ R, S | 20-30 5 8 | Watch for weevil injur Wheatgrass: 
to plumule. ee Crested—A gropyron cristatum, 5 14 | Light; fresh seed 15° C. 
Halas ea a MAYS a ee ue S | 20-30 4 7 Slender—A gropyron pauciflor- 5 14 | Light. 
orn, pop—Zea mays everta...... ,S | 20-30 4 7 um. 
Crested dogtail—Cynosurus cris-| P 20-30} 10] 21] Light; fresh seed pre- | 
tatue. chill 4 3 days at 5° VEGETABLES 
or 10°C. 
© Sete intermedia| B,S | 20-30] 31] 10 procheke Cea eb Ae, toys 7 at a 
and C. spectabilis. sparagus—Asparagus officinalis. . 7 
Dallis grass—Paspalum dilatatum.| P 20-35 if 21 | Light; fresh seed potas- eans: a 
sium nitrate. Garden—Phaseolus vulgaris... 5 8 | Watch for “baldhead 
Fescue: and other injuries. 
Hair—Festuca capillata...... le? 10-25 10 28 | Potassium nitrate. Horse or broad—Vicia faba... 4 10 a 
Meadow—Festuca elatior..___ P| 20-30 5 | 14 Lima—Phaseolus lunatus..... 5 9 | Watch for “baldhead 
Other fescues............ 1.) P | 15-25 7| 21 and other injuries. 
Flax—Linum usitatissimum...... TB | 20-30} 3| 7 Best, Swiss chard and mangel— S| At water ae 
Guinea grass—Panicum mazrimum.| P 20-30} 10] 28 sbi Bay ranted a after 
Hemp—Cannadts sativa.......... B_ | 20-30 3 7 ; ee soaking. 
Kudzu—Pueraria thunbergiana....| T | 20-30 RA we Brassica oleracea varieties: Cab- 3 | 10 
Tespedera: bage, collards, kale, brussels : 
Chinese—Lespedeza sericea...| B,S | 20-35] 7| 28 ced ene oes ae = | 
Common—Lespedeza striata. . B_ | 20-35 7 14 Carrot—Daucus carota 6] 28 | 
Korean—Lespedeza stipulacea.| B | 20-35 5 | 14 Celeriae—Apium graveolens, var. 0} 21] Light. | 
Lupine—Lupinus alba........... B, T 20 3 rhe rapaceum. : 
Lupine—Lupinus luteus..." B,T 20 Veoleeel Celery—Celeri graveolens var. dulce, 0} 21 | Light , ; 
Meadow foxtail—Alopecurus pra-| P | 20-30 TAL aie: Chicory—Cichorium intybus...... P,TS 5} 14] Light; potassiaiy nitrate 
tensis. ; ‘ 5 ‘ OF BOE. ‘ 
Medick, black—Medicago lupulina.| B,S | 20| 31 7 oe vulgaris. ....... , . + 
orn, sweet—Zea mays.......... ; 
7 25 acc Cornsalad—Fetticus—Valerianella 7 | 28 | Fresh seed 10° or 15°C. 
ocusta var. olitoria. 
1 Substrata: B = between blotters; TB =top of blotters; T=paper toweling; R =rolled Cress: ; : 
towel test; S=soil or sand; TS =top of soil; P=petri dishes with 2 thicknesses of blotters Garden—Lepidium sativum... 10 
or 1 thickness of absorbent cotton or 5 thicknesses of paper toweling. ater—Roripa nasturtium- 
vekeae eine totes ec eeeens 14 | Light. 
oe eLrets method on cotton; shake seed in a closed container, thoroughly wetting the on ey panei? AY 
uzz of the seed. Blot off all excess moisture and put in to germinate. If the prewet Eggplant—Solanum melongena var. 14 
test is higher report both it and the standard germination. esculentum. 

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