Thursday 5 November 2026

Mushrooms in Gruchet-le-Valasse

Today, black trumpets are the best bet around Gruchet-le-Valasse (91/100, very favourable). Département: Seine-Maritime · altitude 63 m.

Gruchet-le-Valasse is a municipality (3 008 inhabitants), at an altitude of 63 m (département: Seine-Maritime, 76). On Thursday 5 November 2026, conditions are favourable for: black trumpets (91/100), wood blewits (85/100), hedgehog mushrooms (84/100), parasol mushrooms (74/100) and funnel chanterelles (59/100). For black trumpets, conditions remain stable, with a maximum on Thursday 5 November 2026 (91/100). Terrain: likely trees around the municipality (birch, beech and sessile oak), slightly acidic soil. Weather: 2 mm of rain fell over the last 8 days, 7 mm of rain is expected over the next 7 days, minimum temperatures range from 2 to 12 °C.

Open on the map

43/ 100

Ceps

Possible

20/ 100

Chanterelles

Unlikely

0/ 100

Morels

Unfavourable

84/ 100

Hedgehog mushrooms

Very favourable

91/ 100

Black trumpets

Very favourable

59/ 100

Funnel chanterelles

Favourable

85/ 100

Wood blewits

Very favourable

53/ 100

Saffron milk caps

Possible

74/ 100

Parasol mushrooms

Favourable

8-day forecast

Ceps

43Thu 5

40Fri 6

35Sat 7

30Sun 8

27Mon 9

28Tue 10

29Wed 11

29Thu 12

Chanterelles

20Thu 5

18Fri 6

14Sat 7

11Sun 8

10Mon 9

11Tue 10

13Wed 11

14Thu 12

Morels

0Thu 5

0Fri 6

0Sat 7

0Sun 8

0Mon 9

0Tue 10

0Wed 11

0Thu 12

Hedgehog mushrooms

84Thu 5

84Fri 6

83Sat 7

78Sun 8

77Mon 9

82Tue 10

84Wed 11

84Thu 12

Black trumpets

91Thu 5

91Fri 6

91Sat 7

91Sun 8

91Mon 9

91Tue 10

91Wed 11

91Thu 12

Funnel chanterelles

59Thu 5

57Fri 6

55Sat 7

51Sun 8

50Mon 9

52Tue 10

57Wed 11

61Thu 12

Wood blewits

85Thu 5

85Fri 6

85Sat 7

85Sun 8

85Mon 9

85Tue 10

85Wed 11

85Thu 12

Saffron milk caps

53Thu 5

51Fri 6

48Sat 7

44Sun 8

42Mon 9

43Tue 10

41Wed 11

40Thu 12

Parasol mushrooms

74Thu 5

72Fri 6

65Sat 7

58Sun 8

54Mon 9

58Tue 10

63Wed 11

67Thu 12

Forests and soils around Gruchet-le-Valasse

The terrain

Likely trees: birch, beech, sessile oak
Soil: slightly acidic (pH 5.9), silty
Slope: 20°

Habitat by species

Ceps	77	large forest of suitable host trees: pedunculate oak, sessile oak, beech
Chanterelles	69	large forest of suitable host trees: pedunculate oak, sessile oak, beech
Morels	52	large forest of suitable host trees
Hedgehog mushrooms	75	large forest of suitable host trees: sessile oak, beech, Scots pine
Black trumpets	86	large forest of suitable host trees: pedunculate oak, sessile oak, beech
Funnel chanterelles	51	large forest of suitable host trees: beech, birch, Scots pine
Wood blewits	92	large forest of suitable host trees: pedunculate oak, sessile oak, beech
Saffron milk caps	36	large forest of suitable host trees: Scots pine
Parasol mushrooms	90	large forest of suitable host trees

Recent and forecast weather

Day	Min	Max	Rain	Air humidity	Soil moisture
Thu 29	5 °C	15 °C	0.0 mm	87 %	30 %
Fri 30	6 °C	14 °C	0.0 mm	81 %	29 %
Sat 31	5 °C	14 °C	0.0 mm	82 %	29 %
Sun 1	4 °C	13 °C	0.0 mm	88 %	28 %
Mon 2	7 °C	13 °C	2.2 mm	84 %	28 %
Tue 3	7 °C	11 °C	0.0 mm	81 %	29 %
Wed 4	5 °C	8 °C	0.0 mm	74 %	29 %
Thu 5 forecast	5 °C	9 °C	0.1 mm	81 %	29 %
Fri 6 forecast	4 °C	12 °C	0.0 mm	88 %	29 %
Sat 7 forecast	2 °C	10 °C	0.0 mm	95 %	30 %
Sun 8 forecast	2 °C	6 °C	0.0 mm	100 %	30 %
Mon 9 forecast	4 °C	13 °C	0.6 mm	85 %	30 %
Tue 10 forecast	12 °C	15 °C	4.5 mm	90 %	32 %
Wed 11 forecast	12 °C	16 °C	0.0 mm	90 %	32 %
Thu 12 forecast	11 °C	16 °C	1.6 mm	94 %	36 %

Temperatures corrected for the altitude of the municipality. Source: Open-Meteo.

Going further

Mushrooms in Seine-Maritime · All départements · Ranking of départements · How the score is calculated

Neighbouring municipalities

Bolbec · Port-Jérôme-sur-Seine · Lillebonne · Saint-Romain-de-Colbosc · Terres-de-Caux · Goderville · La Frénaye · Saint-Nicolas-de-la-Taille