Table 1.

Sites, locations, and years of the phenological data collected at the International Phenological Gardens (IPGs).

IPG	Country	Station	Latitude	Longitude	Elevation	Number of observations
1	N	Trondhjem-Stjordal-KVITHAMAR	63.30	10.53	70	24
5	SE	Stockholm-BOGESUND	59.37	18.50	50	10
13	IRL	Kerry-Valentia Observatory	51.93	−10.25	14	41
14	IRL	CO-Wexford-J.F. KENNEDY ARB.	52.33	−6.63	80	33
15	IRL	Wexford-Johnstown Castle	52.30	−6.52	60	34
16	IRL	Dublin-National Botanic Gardens	53.38	−6.33	30	23
17	GB	London-Farnham-HEADLY PARK	51.08	−0.88	84	7
18	BE	GENT-MELLE	50.98	3.80	15	13
19	BE	Bastogne-MICHAMPS	50.00	5.73	500	15
20	D	MÜNSTER	51.97	7.63	60	13
21	D	Hamburg-SCHMALENBECK	53.67	10.27	50	13
22	D	Hamburg-WULFSDORF	53.65	10.20	46	39
23	D	Hannov.-MÜNDEN-STEINBERG	51.33	9.67	500	10
24	D	Offenbach	50.10	8.78	99	39
25	D	Wiesbaden-GEISENHEIM	49.98	7.97	118	21
26	D	TRIER	49.75	6.67	265	31
27	D	Stuttgart-Hohenheim	48.72	9.22	380	46
28	D	Stuttgart-WEILIMDORF	48.82	9.12	330	11
29	D	Kaiserstuhl-BLANKENHORNSBERG	48.05	7.60	285	36
30	D	Kaiserstuhl-LILIENTAL	48.07	7.68	265	37
31	D	FREIBURG-STADT	48.00	7.80	270	40
32	D	Freiburg-ESCHBACH	48.02	7.98	500	36
33	D	Freiburg-SCHAUINSLAND	47.92	7.90	1210	20
35	D	DONAUESCHINGEN	47.95	8.52	680	35
36	D	München-Grafrath	48.18	11.17	540	45
37	D	Freising-WEIHENSTEPHAN	48.40	11.73	460	22
38	D	Freyung-Schönbrunn	48.85	13.52	737	26
39	D	Freyung-KLINGENBRUNN	48.92	13.32	756	30
40	D	Freyung-Waldhäuser	48.93	13.33	956	35
42	D	Tharandt-Hartha	50.98	13.54	360	46
45	PT	PORTO	41.25	8.50	30	0
46	CH	Zürich-Birmensdorf	47.36	8.44	600	42
48	AT	Innsbruck-RINN	47.25	11.50	900	20
50	AT	Wien-OBERSIEBENBRUNN	48.25	16.72	150	23
52	SK	LVU-Banska Stiavnica-Kysihybel	48.45	18.93	540	22
53	HU	Budapest-GÖDÖLLÖ	47.60	19.35	220	16
54	HU	Debreczin-PÜSPÖKLADANY	47.33	21.13	90	7
55	SLO	Ljubljana	46.07	14.50	310	45
56	HR	Zagreb-Krizevci	45.80	15.97	146	36
57	RS	SOMBOR	45.78	19.12	90	18
58	BA	Sarajevo-IVAN SEDLO	43.86	18.43	1000	17
60	RS	BAR	42.08	19.08	5	18
61	RS	Beograd-SMEDEREVSKA-PALANKA	44.37	20.95	121	18
62	MAK	Skopje	42.00	21.43	240	39
69	D	WAGENINGEN	51.98	5.67	25	5
72	GB	London-Farnham-Alice Holt	51.20	−0.78	80	9
77	D	Hamburg-QUICKBORN	53.73	9.88	13	16
78	D	Berchtesgaden-Kühroint	47.57	12.95	1430	8
79	D	Berchtesgaden-Schapach	47.58	12.97	950	10
80	D	Berlin-Thyrow	52.20	13.20	42	17
81	D	Schleswig	54.53	9.55	36	4
83	D	DEUSELBACH	49.77	7.05	480	6
85	CZ	Praha-Doksany	50.47	14.17	158	15
86	CZ	Praha-Kostelec	50.00	14.87	345	14
87	CZ	Brno-Krtiny	49.32	14.17	457	11
88	D	Bayreuth	49.94	11.57	360	5
90	D	Hellenthal/Eifel	50.48	6.43	470	3
94	P	Evora	38.57	−7.90	309	0
112	IRL	Glenveagh National Park Church Hill	55.03	−7.97	65	8
118	IRL	Aarmagh Observatory	54.35	6.65	64	7
119	IRL	Millstreet Country Park	52.12	−9.08	116	7
152	LT	Botanical Garden Siauliai University	55.92	23.27	117	9
169	F	Pierroton	44.73	−0.78	58	7
180	GB	RBG Edinburgh-Dawyck	55.60	−3.32	180	6
182	GB	Edinburgh-Inverleih	55.97	−3.21	50	7
190	D	Graupa	51.00	13.92	180	11
191	D	Heinzebank	50.68	13.12	610	10
192	D	Kretscham-Rothensehma	50.45	12.98	850	9
193	D	Doberschütz (NW-Sachsen)	51.53	12.70	99	10
194	D	Eich (Vogtland)	50.55	12.33	444	5
195	D	Leipzig	51.20	13.13	198	9
196	D	Taura (N-Sachsen)	51.47	13.02	124	10
210	BA	Sarajevo	43.86	18.43	630	3
211	BA	Sarajevo-Ivan Sedlo	43.75	18.04	967	3
212	BA	Mostar	43.33	17.80	99	3
221	D	Roßla	51.45	11.07	155	6
224	D	Kleve	51.87	6.07	9	4
225	D	Greifswalder Oie	54.24	13.92	3	5
228	D	Ohorn	51.17	14.05	305	5
231	D	Braunschweig	52.25	10.45	81	4