Wildflowers Blooming in New Hampshire in August (60 Species)

60 wildflowers were recorded blooming in New Hampshire in August in our iNaturalist sample; 26 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.

Apr May Jun Jul Aug Sep Oct

Top wildflowers in August

Whorled Wood Aster155 obs.

Common Jewelweed147 obs.

White Meadowsweet135 obs.

Cardinal Flower130 obs.

Flat-Top White Aster124 obs.

black-eyed Susan122 obs.

Purple Loosestrife114 obs.

White Turtlehead109 obs.

Pearly Everlasting102 obs.

Flat-Topped Goldenrod94 obs.

Common Boneset79 obs.

Silverrod79 obs.

All wildflowers blooming in New Hampshire in August

#	Species	Scientific name	Family	Obs.	Peak in state
1	Whorled Wood Aster	Oclemena acuminata	Sunflowers, Daisies, Asters, and Allies	155	Aug (peak)
2	Common Jewelweed	Impatiens capensis	balsam family	147	Aug (peak)
3	White Meadowsweet	Spiraea alba	rose family	135	Jul (past peak)
4	Cardinal Flower	Lobelia cardinalis	bellflower family	130	Aug (peak)
5	Flat-Top White Aster	Doellingeria umbellata	Sunflowers, Daisies, Asters, and Allies	124	Aug (peak)
6	black-eyed Susan	Rudbeckia hirta	Sunflowers, Daisies, Asters, and Allies	122	Jul (past peak)
7	Purple Loosestrife	Lythrum salicaria	lythrum family	114	Aug (peak)
8	White Turtlehead	Chelone glabra	Plantain Family	109	Aug (peak)
9	Pearly Everlasting	Anaphalis margaritacea	Sunflowers, Daisies, Asters, and Allies	102	Aug (peak)
10	Flat-Topped Goldenrod	Euthamia graminifolia	Sunflowers, Daisies, Asters, and Allies	94	Aug (peak)
11	Common Boneset	Eupatorium perfoliatum	Sunflowers, Daisies, Asters, and Allies	79	Aug (peak)
12	Silverrod	Solidago bicolor	Sunflowers, Daisies, Asters, and Allies	79	Sep (rising)
13	American groundnut	Apios americana	Legumes	75	Aug (peak)
14	Broadleaf Arrowhead	Sagittaria latifolia	Water-Plantain family	70	Aug (peak)
15	Pickerelweed	Pontederia cordata	Pickerelweeds	70	Jul (past peak)
16	Wild Carrot	Daucus carota	carrot family	65	Jul (past peak)
17	American white waterlily	Nymphaea odorata	Waterlily Family	61	Aug (peak)
18	Steeplebush	Spiraea tomentosa	rose family	58	Jul (past peak)
19	Ghost Pipe	Monotropa uniflora	heath family	57	Jul (past peak)
20	Indian tobacco	Lobelia inflata	bellflower family	56	Aug (peak)
21	Allegheny monkeyflower	Mimulus ringens	lopseed family	56	Jul (past peak)
22	Bird's-Foot Trefoil	Lotus corniculatus	Legumes	53	Jun (past peak)
23	Red Clover	Trifolium pratense	Legumes	53	Sep (rising)
24	American hog-peanut	Amphicarpaea bracteata	Legumes	53	Aug (peak)
25	Fireweed	Chamaenerion angustifolium	evening primrose family	50	Jul (past peak)
26	Downy Rattlesnake Plantain	Goodyera pubescens	Orchids	48	Aug (peak)
27	Common Tansy	Tanacetum vulgare	Sunflowers, Daisies, Asters, and Allies	47	Aug (peak)
28	Three-Toothed Cinquefoil	Sibbaldiopsis tridentata	rose family	45	Jul (past peak)
29	spotted Joe-Pye weed	Eutrochium maculatum	Sunflowers, Daisies, Asters, and Allies	45	Aug (peak)
30	Panicled Hawkweed	Hieracium paniculatum	Sunflowers, Daisies, Asters, and Allies	44	Aug (peak)
31	Common Selfheal	Prunella vulgaris	Mint Family	43	Jul (past peak)
32	Buttonbush	Cephalanthus occidentalis	madder family	39	Jul (past peak)
33	Common Yarrow	Achillea millefolium	Sunflowers, Daisies, Asters, and Allies	38	Jul (past peak)
34	Blue Vervain	Verbena hastata	Verbena Family	37	Jul (past peak)
35	Blue Curls	Trichostema dichotomum	Mint Family	37	Aug (peak)
36	Sweet Pepperbush	Clethra alnifolia	clethra family	34	Aug (peak)
37	Bull Thistle	Cirsium vulgare	Sunflowers, Daisies, Asters, and Allies	32	Aug (peak)
38	White Wood Aster	Eurybia divaricata	Sunflowers, Daisies, Asters, and Allies	31	Sep (rising)
39	Early Goldenrod	Solidago juncea	Sunflowers, Daisies, Asters, and Allies	31	Jul (past peak)
40	Spreading Dogbane	Apocynum androsaemifolium	Dogbane Family	30	Jul (past peak)
41	Arrow-Leaved Tearthumb	Persicaria sagittata	knotweed family	30	Aug (peak)
42	Swamp Aster	Symphyotrichum puniceum	Sunflowers, Daisies, Asters, and Allies	28	Sep (rising)
43	Fringed Loosestrife	Lysimachia ciliata	primrose family	27	Jul (past peak)
44	Purple-Flowered Raspberry	Rubus odoratus	rose family	26	Jul (past peak)
45	Broad-leaved helleborine	Epipactis helleborine	Orchids	25	Aug (peak)
46	Rabbitfoot Clover	Trifolium arvense	Legumes	25	Jul (past peak)
47	Virgin's-Bower	Clematis virginiana	buttercup family	24	Aug (peak)
48	Large-Leaved Aster	Eurybia macrophylla	Sunflowers, Daisies, Asters, and Allies	24	Aug (peak)
49	Common St. John's Wort	Hypericum perforatum	St. John's wort family	23	Jul (past peak)
50	Hedge Bindweed	Calystegia sepium	bindweed family	22	Aug (peak)