European Phenology Campaign

European Phenology Campaign 2023 Spring Activity 3,4

2023-05-30T12:41:44Z

1	Greetings from Poltava region, Ukraine! The leaves have already reached their final size. Their length varies from 60 to 305 millimeters! Cherries that grow on fertilized areas have larger sizes.

European Phenology Campaign 2023 Spring Activity 3

2023-05-07T12:21:08Z

1	Greetings from Poltava region, Ukraine! The leaves on our cherries do not grow very actively. However, on some trees the leaf length reaches more than 100 cm. On most trees, the leaf length reaches 50 mm.

European Phenology Campaign 2023 Spring Activity 3

2023-04-29T08:27:22Z

1	Greetings from Poltava region, Ukraine! Our leaves are actively growing. Their average length now reaches 75 millimeters, with a weekly increase of almost 4 cm. The weather is cool (the temperature reaches 10 degrees), it is raining.

European Phenology Campaign 2023 Spring Activity 3

2023-04-23T10:48:06Z

1	Greetings from Poltava region, Ukraine! Last week was rainy and relatively cold. Unfortunately, some buds were lost. But most still disbanded. The leaves on our cherries are actively growing. Now their length varies within 15-30 millimeters. Today the air temperature reaches 17 degrees.

European Phenology Campaign 2023 Spring Activity 2

2023-04-10T14:29:32Z

1	Greetings from Poltava region, Ukraine! The buds on our cherries are still blooming. There will be leaves soon. The air temperature reaches 15 degrees.

Activity 1-2

2023-04-01T08:17:05Z

Greetings from Poltava region, Ukraine! Our cherry buds are already blooming. We are waiting for the leaves to appear soon. The air temperature is not higher than 10 degrees Celsius.

European Phenology Campaign 2023 Spring

2023-03-26T10:04:19Z

1	Greetings from Poltava region, Ukraine! We are observing the most common plant of our region - the cherry tree. As of today, the buds on our 6 plants are swelling. The air temperature during the last week reached the mark of 17 degrees Celsius.

Activity 1 - My Tree

2020-03-15T11:14:10Z

Greetings from Poltava region, Ukraine!
My students are observing Caucasian plum (Prunus cerasus), Birch (Betula pendula) and Lime (Tilia cordata).
P.S. Photo from 06/03.

2019 Autumn/ Ukraine, Sahaidak

2019-11-02T07:46:15Z

Hello everyone from Poltava region, Ukraine! It's sunny and cool today.The temperature is 3 degrees. It was freezing at night.Our trees are changing every day. The leaves of lime have fallen (October, 7). Most leaves of birch have fallen off (October, 8-11). But we have one leaf for observation (2.5Y 8\12). Some leaves of cherry are still green (5GY 4\8), but many of the leaves turned yellow and fell off. We present to you some photos of our observations.

2019 Autumn/ Ukraine, Sahaidak

2019-10-14T17:22:00Z

2019 Autumn/ Ukraine, Sahaidak

2019-10-14T17:35:10Z

Hello everyone from Poltava region, Ukraine! It's sunny today.The temperature is 25 degrees. Our trees are changing every day. The leaves of lime have fallen (October, 7). Some leaves of birch have fallen also (October, 8). But the leaves of cherry are still green (5GY 3\2). We present to you some photos of our observations.

2019 Autumn : Task 2. Ukraine, Sahaidak

2019-09-29T14:23:18Z

Hello everyone from Sahaidak, Ukraine! It's rainning today. The temperature is 15 degrees. The leaves of our trees are still green but they are beginning to change color.

Activity 1,2 - 2019 Autumn Phenology Campaign

2019-09-22T13:50:35Z

Activity 1,2 - 2019 Autumn Phenology Campaign

2019-09-22T13:47:07Z

Hello everyone from Poltava region, Ukraine! We continue to foIIow our trees: сherry, lime and birch. Air temperature is 16 C.

2019 Spring : Our cherry 2

2019-05-01T19:02:57Z

Greetings from Poltava region, Ukraine!
Data of our cherry observations.
Data about our cherry tree (2):
dormant 26.03– 01.04;
swelling 31.03. – 03.04;
budburst 04.04 - 19.04;
length (mm):
1 2 3 4
22/04 9 3 2 2
25/04 16 10 9 10
28/04 25 21 20 19
01/05 35 30 28 27
Photos of our сherry (2): 04/04, 20/04, 22/04 and 01/05.

2019 Spring : Our cherry 1

2019-05-01T18:48:05Z

Greetings from Poltava region, Ukraine!
Data of our cherry observations.
Data about our cherry tree (1):
dormant 25.03– 30.03;
swelling 31.03. – 03.04;
budburst 04.04 - 21.04;
length (mm):
1 2 3 4
23/04 11 1 2 2
25/04 13 1 2 2
28/04 15 1 2 2
30/04 18 1 2 2
Photos of our cherry: 04/04, 17/04 and 30/04.

2019 Spring : Our birch

2019-04-30T18:31:38Z

Greetings from Poltava region, Ukraine!
Data of our birch observations.
Data about our birch tree:
dormant 25.03– 01.04;
swelling 02.04. – 06.04;
budburst 07.04;
length (mm):
1 2 3 4
14/04 18 19 20 17
18/04 19 22 21 20
22/04 19 22 22 20
25/04 20 22 22 21
Photos of our birch: 04/04, 11/04, 14/04 and 25/04.

Activity 3

2019-04-21T19:55:00Z

We saw the first leaves on our trees :
1) Birch - 14/04 (temperature was +8 degrees);
2) Caucasian plum (1) - 15/04 (temperature was +7 degrees);
3) Caucasian plum (2) - 19/04 (temperature was +18 degrees).
Greetings from Poltava region, Ukraine!

Task 2. Look at the buds

2019-04-21T19:26:18Z

Greetings from Poltava region, Ukraine!
My students are observing Caucasian plum (Prunus cerasus) (3) and Birch (Betula pendula). The buds began to dissolve:
1) Caucasian plum (1) - 04/04 (temperature was +15 degrees);
2) Caucasian plum (2) - 02/04 (temperature was +12 degrees);
3) Caucasian plum (3) - 04/04 (temperature was +15 degrees);
4) Birch - 10/04 (temperature was +12 degrees).

Activity 2

2019-04-21T17:57:13Z

The buds began to swell (26/03 - 02/03): 1) prunus cerasus - 26/03 - 04/04 2) betula pendula - 02/04 - 07/04. Poltava region, Ukraine.