Top native willows and poplars
84 species, native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
-
Bebb's Willow
Salix bebbiana
keystone
caterpillars
420
bees
11
hosts
30
food
91
flowers
144
-
Peachleaf Willow
Salix amygdaloides
keystone
caterpillars
409
bees
13
hosts
32
food
86
flowers
173
shelter
1
-
Interior Sandbar Willow Salix interior keystone caterpillars 400 bees 11 hosts 31 food 85 flowers 185 shelter 1
-
Pussy Willow
Salix discolor
keystone
caterpillars
400
bees
10
hosts
28
food
83
flowers
137
-
Sage-leaf Willow
Salix candida
keystone
caterpillars
397
bees
10
hosts
25
food
80
flowers
127
-
Shining Willow
Salix lucida
keystone
caterpillars
393
bees
10
hosts
30
food
82
flowers
130
-
Tea-leafed Willow
Salix planifolia
keystone
caterpillars
388
bees
8
hosts
24
food
60
flowers
126
-
Autumn Willow
Salix serissima
keystone
caterpillars
384
bees
10
hosts
24
food
75
flowers
123
-
Meadow Willow
Salix petiolaris
keystone
caterpillars
381
bees
10
hosts
23
food
80
flowers
127
-
Black Willow
Salix nigra
keystone
caterpillars
372
bees
10
hosts
29
food
91
flowers
169
-
Heart-leaved Willow
Salix eriocephala
keystone
caterpillars
368
bees
10
hosts
25
food
84
flowers
123
-
Bog Willow
Salix pedicellaris
keystone
caterpillars
358
bees
10
hosts
23
food
62
flowers
119
-
Quaking Aspen
Populus tremuloides
caterpillars
355
hosts
21
food
79
flowers
34
shelter
3
-
Prairie Willow
Salix humilis
keystone
caterpillars
344
bees
10
hosts
23
food
77
flowers
146
-
Narrowleaf Willow
Salix exigua
keystone
caterpillars
338
bees
5
hosts
32
food
74
flowers
137
shelter
1
-
False Mountain Willow
Salix pseudomonticola
keystone
caterpillars
338
bees
3
hosts
17
food
43
flowers
96
-
Balsam Willow
Salix pyrifolia
keystone
caterpillars
323
bees
9
hosts
17
food
50
flowers
103
-
Scouler's Willow
Salix scouleriana
keystone
caterpillars
316
bees
6
hosts
31
food
59
flowers
98
-
Silky Willow
Salix sericea
keystone
caterpillars
313
bees
9
hosts
22
food
71
flowers
105
-
Blueleaf Willow Salix myricoides keystone caterpillars 305 bees 5 hosts 20 food 64 flowers 97
-
Balsam Poplar
Populus balsamifera
caterpillars
297
hosts
16
food
61
flowers
9
shelter
1
-
Sand Dune Willow
Salix cordata
keystone
caterpillars
296
bees
5
hosts
17
food
53
flowers
141
-
Pacific Willow
Salix lasiandra
caterpillars
294
bees
5
hosts
30
food
54
flowers
89
-
Goodding's Willow
Salix gooddingii
keystone
caterpillars
286
bees
3
hosts
34
food
76
flowers
97
-
Satiny Willow
Salix pellita
keystone
caterpillars
277
bees
3
hosts
14
food
40
flowers
74
-
Geyer's Willow
Salix geyeriana
keystone
caterpillars
275
bees
3
hosts
23
food
46
flowers
82
-
Eastern Cottonwood
Populus deltoides
caterpillars
269
hosts
22
food
74
flowers
17
shelter
4
-
Rocky Mountain Willow
Salix petrophila
keystone
caterpillars
265
bees
3
hosts
22
food
42
flowers
76
-
Bearberry Willow
Salix uva-ursi
keystone
caterpillars
265
bees
7
hosts
15
food
41
flowers
89
-
Sitka Willow
Salix sitchensis
keystone
caterpillars
263
bees
3
hosts
27
food
50
flowers
87
shelter
1
-
Drummond's Willow
Salix drummondiana
keystone
caterpillars
260
bees
3
hosts
20
food
41
flowers
76
-
Arroyo Willow
Salix lasiolepis
keystone
caterpillars
259
bees
5
hosts
32
food
54
flowers
85
-
Dusky Willow
Salix melanopsis
keystone
caterpillars
259
bees
2
hosts
24
food
45
flowers
85
-
Mackenzie's Willow
Salix prolixa
keystone
caterpillars
256
bees
5
hosts
27
food
44
flowers
83
-
Grayleaf Willow
Salix glauca
keystone
caterpillars
256
bees
3
hosts
15
food
38
flowers
78
-
Carolina Willow
Salix caroliniana
keystone
caterpillars
255
bees
6
hosts
24
food
63
flowers
109
-
Bigtooth Aspen
Populus grandidentata
caterpillars
249
hosts
17
food
51
flowers
1
shelter
3
-
Short-fruit Willow
Salix brachycarpa
keystone
caterpillars
249
bees
2
hosts
15
food
36
flowers
74
-
Least Willow
Salix herbacea
keystone
caterpillars
245
bees
3
hosts
10
food
67
flowers
77
-
Red Willow Salix laevigata keystone caterpillars 242 bees 2 hosts 29 food 50 flowers 80
-
Lemmon's Willow
Salix lemmonii
keystone
caterpillars
241
bees
2
hosts
24
food
42
flowers
78
-
Booth's Willow
Salix boothii
keystone
caterpillars
240
bees
1
hosts
24
food
37
flowers
73
-
Snow Willow
Salix nivalis
keystone
caterpillars
237
bees
2
hosts
18
food
36
flowers
68
-
Undergreen Willow
Salix commutata
keystone
caterpillars
233
bees
3
hosts
17
food
35
flowers
76
-
Arctic Willow
Salix arctica
keystone
caterpillars
229
bees
2
hosts
14
food
33
flowers
74
-
Barclay's Willow
Salix barclayi
keystone
caterpillars
227
bees
2
hosts
16
food
34
flowers
71
-
Coastal Willow
Salix hookeriana
keystone
caterpillars
220
bees
2
hosts
23
food
42
flowers
80
-
Cascade Willow
Salix cascadensis
keystone
caterpillars
217
bees
1
hosts
22
food
36
flowers
70
-
Swamp Cottonwood
Populus heterophylla
caterpillars
215
hosts
11
food
39
flowers
2
shelter
2
-
Black Cottonwood
Populus trichocarpa
caterpillars
202
hosts
16
food
40
flowers
14
shelter
2