Phenology Log

EXIF: 2026-04-21 15:47:46, Kent area (3.1 mi from station). Flowers opening at leaf axils. Second observation for this species (leaf emergence Mar 22 at ~930 GDD₃₂). GDD₃₂ estimated (Kent Apr 19: 1440.9 + ~20/day × 2 days).

EXIF: 2026-04-20 17:21:56, Issaquah area (7.7 mi from station). New leaves emerging on 'Nikko Blue'. Third H. macrophylla observation (with 'Variegata' same day and earlier Issaquah observation Apr 10 at 1337.2 GDD₃₂). GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:21:32, Issaquah area (7.7 mi from station). New leaves emerging with white variegation on 'Variegata'. Second cultivar observation for this species today; 'Nikko Blue' also at same stage. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:20:24, Issaquah area (7.7 mi from station). First observation; new trifoliate leaves emerging. Native PNW woodland ground cover. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:19:06, Issaquah area (7.7 mi from station). First observation; new growth flush on native PNW understory shrub. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:18:27, Issaquah area (7.7 mi from station). New leaves emerging on weeping dissectum-type cultivar 'Green Cascade'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:16:44, Issaquah area (7.7 mi from station). First observation; small pink flowers in axillary racemes. Chinese species, compact grower. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:15:10, Issaquah area (7.7 mi from station). First observation; candle elongation on 'Blue Giant'. Five-needle pine. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:14:29, Issaquah area (7.7 mi from station). First observation; pink globular flower heads fully open. Native to maritime coastlines. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:13:26, Issaquah area (7.7 mi from station). First observation; red flowers open. Classic Aberconway hybrid (R. forrestii x R. griersonianum). GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:10:45, Issaquah area (7.7 mi from station). First observation; buds swelling but not yet broken. Late to leaf out for a maple; known for late dormancy break. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:08:15, Issaquah area (7.7 mi from station). First observation; new growth flush on dwarf cultivar 'Kenwith'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:07:08, Issaquah area (7.7 mi from station). First observation; bright green new growth on bird's nest spruce 'Nidiformis'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 17:00:46, Issaquah area (7.7 mi from station). First observation; double white star-shaped flowers fully open on 'Royal Star'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:59:15, Issaquah area (7.7 mi from station). First observation; new leaves with cream margins on 'Marginata'. Caption misspelled as 'Sambucas'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:55:24, Issaquah area (7.7 mi from station). First observation; bright golden-yellow new foliage emerging on 'Ogon' (syn. 'Gold Rush'). Deciduous conifer. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:54:43, Issaquah area (7.7 mi from station). First observation; yellow flowers open. Brooklyn Botanic Garden hybrid (M. acuminata x M. denudata). GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:53:42, Issaquah area (7.7 mi from station). First observation; dark purple-red goblet flowers open on 'Nigra'. One of the darkest magnolia cultivars. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:52:59, Issaquah area (7.7 mi from station). First observation; full bloom. Yakushimanum hybrid with heavy indumentum. New stub profile created. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:51:56, Issaquah area (7.7 mi from station). First observation; new leaves emerging with characteristic pink-bronze coloring on 'Sem' (compact cultivar). Caption misspelled as 'Sobaria'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:49:54, Issaquah area (7.7 mi from station). First observation; full bloom. Endemic to high elevations in Taiwan. Compact grower with indumentum. New stub profile created. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:48:22, Issaquah area (7.7 mi from station). First observation; new growth flush, typically bronze-red on new foliage. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:47:01, Issaquah area (7.7 mi from station). First observation; double white flowers fully open on 'Vestal'. European woodland native, spring ephemeral. New stub profile created. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:43:41, Issaquah area (7.7 mi from station). First observation; new leaves emerging. Has the largest simple leaves of any native North American tree (to 32 in). GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:42:45, Issaquah area (7.7 mi from station). First observation; bottlebrush-like white flower spikes. Blooms before leaves fully emerge. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:41:24, Issaquah area (7.7 mi from station). First observation; leaves emerging from crown. 'Frances Williams' is a blue-green and gold variegated sport of H. sieboldiana 'Elegans'. Caption read 'Francis Williams' but correct spelling is 'Frances Williams'. New stub profile created. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:40:46, Issaquah area (7.7 mi from station). First observation; large specimen in full bloom. Mediterranean native, semi-hardy here. New stub profile created. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:39:16, Issaquah area (7.7 mi from station). First observation; flower panicle buds visible but not yet open on white cultivar 'Monroe'. GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:38:01, Issaquah area (7.7 mi from station). First observation; flower buds visible on 'Bowl of Beauty' (Japanese type, anemone form). GDD₃₂ estimated. Batch caption workflow.

EXIF: 2026-04-20 16:36:42, Issaquah area (47.380°N 122.040°W, 7.7 mi from Issaquah station). First observation; new leaves emerging from aromatic buds. GDD₃₂ estimated (Issaquah Apr 18: 1469.4 + ~20/day trend). Batch caption workflow.

EXIF: 2026-04-20 08:39:11, Issaquah, WA (0.0 mi from station). Second observation for this species; progressed from leaf emerging + mature catkins (Apr 9 at ~1308 GDD₃₂) to expanded new leaves over 11 days (~201 GDD₃₂ differential). Batch caption workflow.

EXIF: 2026-04-20 08:37:57, Issaquah, WA (0.0 mi from station). Second observation for this species; progressed from initial leaf emerging (Apr 9 at ~1308 GDD₃₂) to leaves unfolding over 11 days (~201 GDD₃₂ differential). Batch caption workflow.

EXIF: 2026-04-20 08:37:30, Issaquah, WA (0.0 mi from station). First observation; native conifer showing bright green new growth at branch tips. Key PNW canopy species. GDD₃₂ estimated (Issaquah Apr 18: 1469.4 + ~20/day trend). Batch caption workflow.

EXIF: 2026-04-20 08:37:13, Issaquah, WA (0.0 mi from station). Second observation for this cultivar; progressed from bud break (Apr 9 at ~1308 GDD₃₂) to new growth over 11 days (~201 GDD₃₂ differential). Batch caption workflow.

EXIF: 2026-04-20 08:36:22, Issaquah, WA (0.0 mi from station). First observation; buds splitting with green tissue visible. One of the later deciduous trees to break bud here. GDD₃₂ estimated (Issaquah Apr 18: 1469.4 + ~20/day trend). Batch caption workflow.

EXIF: 2026-04-20 08:30:15, Issaquah, WA (0.0 mi from station). First observation; native PNW shrub in bloom. Key early-season nectar source for native pollinators. GDD₃₂ estimated (Issaquah Apr 18: 1469.4 + ~20/day trend). Batch caption workflow.

EXIF: 2026-04-20 08:29:21, Issaquah, WA (0.0 mi from station). Second observation for this cultivar; progressed from bud break (Mar 21 at 978.8 GDD₃₂) to full bloom over 30 days (~530 GDD₃₂ differential). Batch caption workflow.

EXIF: 2026-04-20 08:28:57, Issaquah, WA (0.0 mi from station). First observation; green tissue visible at bud tips. Originally captioned "Vitus sp." — confirmed as V. vinifera by observer. GDD₃₂ estimated (Issaquah Apr 18: 1469.4 + ~20/day trend). Batch caption workflow.

EXIF: 2026-04-20 08:23:56, Issaquah, WA (0.0 mi from station). First observation; compact cultivar in full bloom. GDD₃₂ estimated (Issaquah Apr 18: 1469.4 + ~20/day trend). Batch caption workflow.

EXIF: 2026-04-19 12:39:00, Kent area (3.1 mi from Kent station). GDD₃₂ from Kent station Apr 18 (most recent confirmed). Flat-topped lacecap inflorescences forming, not yet open. Bloom expected within 1-2 weeks. Batch caption workflow.

EXIF: 2026-04-19 12:38:18, Kent area (3.1 mi from Kent station). GDD₃₂ from Kent station Apr 18 (most recent confirmed). First leaves emerging from buds. Nyssa is typically one of the later deciduous trees to leaf out here. Batch caption workflow.

EXIF: 2026-04-19 12:37:40, Kent area (3.1 mi from Kent station). GDD₃₂ from Kent station Apr 18 (most recent confirmed). Bracts expanding and showing white. Prior observation: bud swell at 1121.5 GDD₃₂ (Mar 22, Kent). Bloom approximately 28 days and ~289 GDD₃₂ after bud swell. Batch caption workflow.

EXIF: 2026-04-19 12:37:01, Kent area (3.1 mi from Kent station). GDD₃₂ from Kent station Apr 18 (most recent confirmed). Candle elongation beginning on dwarf mugo. Candle-pruning window opens when candles are 2/3 to fully elongated (typically late May here). Batch caption workflow.

EXIF: 2026-04-19 12:36:28, Kent area (3.1 mi from Kent station). GDD₃₂ from Kent station Apr 18 (most recent confirmed; Apr 19 data pending daily capture). 'Hino-Crimson' is a Kurume hybrid evergreen azalea. Full bloom with crimson flowers fully open. Batch caption workflow.

EXIF: 2026-04-18 09:44:47, Kent front yard. GDD₃₂ from Kent station Apr 17 (most recent confirmed). WSU-bred variety, bred for PNW conditions. Pear at full bloom same date — apple 7-10 days behind. Fire blight infection window opening.

EXIF: 2026-04-18 09:44:30, Kent front yard. GDD₃₂ from Kent station Apr 17 (most recent confirmed; Apr 18 data pending daily capture). Pink bud confirmed by direct observation. 'Red Jonagold' is a red sport of 'Jonagold'. First bloom imminent (est. 4-7 days). Fire blight infection window opening.

Verbal observation, no photo. Kent front yard, same date as 'Red Jonagold' and 'Chehalis'. Three cultivars at pink bud simultaneously confirms stage timing.

EXIF: 2026-04-13 08:50:16, Issaquah, WA (0.0 mi from station). Second observation for this species; first bloom was ~Mar 14 at ~864 GDD₃₂ (Issaquah). Leaf emergence ~529 GDD₃₂ after bloom. NPN threshold for leaf emergence is 1364 GDD₃₂ — observed at 1392.7, within ~2%. GDD₃₂ from Issaquah station. Batch caption workflow.

EXIF: 2026-04-12 18:04:47, south King County (47.2036°N 122.0146°W, 16.0 mi from Kent station). First observation; new flowers opening on 'Spring Bouquet' cultivar. Kent station closest but 16 mi distant; GDD₃₂ may have local variance. Batch caption workflow.

EXIF: 2026-04-12 12:34:05, Kent area (47.3718°N 122.1704°W, 3.1 mi from station). First observation; new growth flush visible at branch tips. GDD₃₂ from Kent station. Batch caption workflow.

EXIF: 2026-04-12 12:33:56, Kent area (47.3717°N 122.1702°W, 3.1 mi from station). First observation; new leaves emerging on yellow-twig cultivar. GDD₃₂ from Kent station. Batch caption workflow.

EXIF: 2026-04-10 16:26:14, Issaquah, WA (0.0 mi from station). First observation; new leaves emerging from dormant stems. GDD₃₂ from Issaquah station. Batch caption workflow.

EXIF: 2026-04-09 16:52:09, Kent area (47.3799°N 122.1692°W, 3.1 mi east of Kent station). Second observation for this species; progressed from early bloom (Mar 21 Kent at ~915 GDD₃₂) to full bloom over 19 days (~327 GDD₃₂ differential). Yellow racemes fully open, stamens exposed. Profile now lives in berberis-aquifolium.md per current taxonomy. GDD₃₂ estimated from Kent Apr 8: 1223.9 + ~18/day trend. Batch caption workflow.

EXIF: 2026-04-09 16:51:35, Kent area (47.3803°N 122.1696°W, 3.1 mi east of Kent station). First observation; bright lime-green new needle growth emerging at branch tips on mature tree. Pendulous habit visible. GDD₃₂ estimated from Kent Apr 8: 1223.9 + ~18/day trend. Batch caption workflow.

EXIF: 2026-04-09 16:50:40, Kent area (47.3804°N 122.1700°W, 3.1 mi east of Kent station). First observation; terminal flower buds visibly swelling and beginning to show color. Native evergreen rhododendron, WA state flower. Ahead of NPN first-bloom threshold (1906 GDD₃₂). GDD₃₂ estimated from Kent Apr 8: 1223.9 + ~18/day trend. Batch caption workflow.

EXIF: 2026-04-09 16:50:04, Kent area (47.3806°N 122.1700°W, 3.1 mi east of Kent station). First observation; small new leaves unfolding at branch tips on clonal aspen. Leaf emergence ahead of typical NPN threshold (1417 GDD₃₂) — observed here at ~1242. GDD₃₂ estimated from Kent Apr 8: 1223.9 + ~18/day trend. Batch caption workflow.

EXIF: 2026-04-09 16:06:09, South King area (47.372°N 122.104°W, 9.9 km from Kent station). 'Bloodgood' cultivar showing new leaves. Same date as 'Crimson Queen' leaf emergence at Issaquah (1308 GDD₃₂); this location at 1245.7 GDD₃₂ (Kent). Historical observation.

EXIF: 2026-04-09 09:35 AM, Issaquah, WA (0.0 mi from station). First observation; evergreen conifer showing subtle bud break with new foliage emerging. Low-growing cultivar. Batch caption workflow.

EXIF: 2026-04-09 09:35 AM, Issaquah, WA (0.0 mi from station). First observation; new growth expanding on hybrid viburnum. Earlier flowering phase (fragrant winter blooms Jan-Mar) now transitioning to foliage development. Batch caption workflow.

EXIF: 2026-04-09 09:34 AM, Issaquah, WA (0.0 mi from station). First observation; vigorous new foliage on canes. Invasive species showing aggressive spring growth. Batch caption workflow.

EXIF: 2026-04-09 09:34 AM, Issaquah, WA (0.0 mi from station). First observation; native Pacific Northwest shrub in early to mid-bloom, clusters of white bell-shaped flowers opening. Batch caption workflow.

EXIF: 2026-04-09 09:33 AM, Issaquah, WA (0.0 mi from station). First observation; native evergreen fern showing spring frond flush. Fiddleheads tightly coiled, beginning to unfurl. Batch caption workflow.

EXIF: 2026-04-09 09:32 AM, Issaquah, WA (0.0 mi from station). Third observation for this species; progressed from full bloom (Mar 20 at 958.6 GDD₃₂) to late bloom over 20 days (~350 GDD₃₂). Flowers fading, some petal drop. Batch caption workflow.

EXIF: 2026-04-09 09:31 AM, Issaquah, WA (0.0 mi from station). First observation; new foliage emerging from dormant crowns. No profile existed; stub created Apr 9, 2026. Medium hosta with dark green leaves and white margins. Batch caption workflow.

EXIF: 2026-04-09 09:30 AM, Issaquah, WA (0.0 mi from station). First observation; native tree showing synchronized leaf and catkin maturity. Yellow pollen-bearing catkins fully extended. Batch caption workflow.

EXIF: 2026-04-09 09:28 AM, Issaquah, WA (0.0 mi from station). Second observation for this cultivar; progressed from bud break (Mar 20 at 958.6 GDD₃₂) to leaf emergence (20 days, ~350 GDD₃₂ differential). 'Crimson Queen' form based on location match with prior observation. Batch caption workflow.

EXIF: 2026-04-09 09:27 AM, Issaquah, WA (0.0 mi from station). First observation; early leaf emergence for this native understory shrub. Batch caption workflow.

EXIF: 2026-04-09 09:24 AM, Issaquah, WA (0.0 mi from station). Second observation for this species; progressed from bud break (Apr 6 at 1254.3 GDD₃₂) to flower bud opening in 3 days. Catkins elongating. Batch caption workflow.

EXIF: 2026-04-07 08:39:35, Issaquah, WA (0.0 mi from station). Flower buds forming on panicle, purple-tinged. New leaves expanding. Batch caption workflow.

EXIF: 2026-04-07 08:38:54, Issaquah, WA (0.0 mi from station). Vigorous new compound leaves expanding from thorny canes. Ivy groundcover visible. Batch caption workflow.

EXIF: 2026-04-06 12:11:33, Issaquah, WA (0.0 mi from station). Large sticky buds cracking open, bright green leaf tissue emerging. Key native canopy species. Batch caption workflow.

EXIF: 2026-04-02 13:59:39, Issaquah, WA (0.0 mi from station). Small leaves emerging from buds on bare branch. Batch caption workflow.

EXIF: 2026-04-02 13:58:54, Issaquah, WA (0.0 mi from station). Pink bud clusters visible, not yet open. Wet foliage. Batch caption workflow.

EXIF: 2026-03-28 18:14:35, 47.3849°N 122.2347°W (Kent, 0.3 mi from station). Leaves emerging with flower buds visible. Second observation for this species (first: 'Crimson Pygmy' Mar 21 Kent at ~915 GDD₃₂). Same station, ~108 GDD₃₂ later; difference likely reflects cultivar variation ('Golden Ruby' vs 'Crimson Pygmy'). GDD₃₂ estimated (Kent Mar 27: 1009.4 + ~14/day trend).

EXIF: 2026-03-28 18:13:11, 47.3846°N 122.2352°W (Kent, 0.3 mi from station). Bright chartreuse-yellow new leaves emerging, contrasting with mature dark green variegated foliage. GDD₃₂ estimated (Kent Mar 27: 1009.4 + ~14/day trend).

EXIF: 2026-03-27 10:42:22, Issaquah, WA (0.0 mi from station). Bright green new leaves expanding; small red flower bud visible at center of leaf whorl. Evergreen azalea preparing to bloom. GDD₃₂ estimated (Issaquah Mar 26: 1061.7).

EXIF: 2026-03-26 18:23:51, Kent area (3.1 mi from station). White flowers opening with pink buds still present; new leaves emerging simultaneously (synanthous). Early bloom stage. GDD₃₂ estimated (Kent Mar 25: 983.1).

EXIF: 2026-03-26 14:47:09, WA State Capitol Campus, Olympia (Olympia station, 0.2 mi). Heavy white bloom on bare branches framing the capitol dome. Second full bloom observation for this species (first: Kent area Mar 21 at ~915 GDD₃₂). Olympia ~73 GDD₃₂ behind Kent at same event, consistent with cooler south Sound climate. Photo credit: B. Welch. GDD₃₂ estimated (Olympia Mar 25: 987.6).

EXIF: 2026-03-23 11:07:07, 47.4916°N 122.0259°W (Issaquah, ~1.4 mi from station). Pink semi-double flower with exposed yellow stamens; additional buds visible. March bloom consistent with C. japonica (typical Feb-Apr in 8b). GDD₃₂ from Issaquah station. Originally reported as C. sasanqua; corrected to C. japonica based on bloom timing.

EXIF: 2026-03-22 12:52:52, Kent area (3.0 mi from station). Inflorescence buds swelling on spur wood. GDD₃₂ estimated (Kent Mar 21: 929.7).

EXIF: 2026-03-22 12:52:19, Kent area (3.0 mi from station). New leaves emerging. GDD₃₂ estimated (Kent Mar 21: 929.7).

EXIF: 2026-03-22 12:38:41, Kent area (3.1 mi from station). Large globular inflorescence buds visibly swelling on bare branches, not yet opening. GDD₃₂ estimated (Kent Mar 21: 929.7, today's not yet captured).

EXIF: 2026-03-22 12:36:41, Kent area (3.1 mi from station). Early buds starting to move on bare branches. Persistent haws from last season still attached. Background shows neighboring trees in bloom. GDD₃₂ estimated (Kent Mar 21: 929.7).

EXIF: 2026-03-21 11:06:38, Kent area (4.8 mi from station). Small deep-red leaves and flower buds emerging simultaneously along thorny stems. Synanthous. GDD₃₂ estimated (Kent Mar 19: 914.8).

EXIF: 2026-03-21 11:06:30, Kent area (4.8 mi from station). Bright chartreuse-gold new leaves emerging along bare stems. GDD₃₂ estimated (Kent Mar 19: 914.8).

EXIF: 2026-03-21 11:06:30, Graham, WA (Tacoma station, 14.0 mi). EXIF GPS unreliable (showed Covington area); actual location confirmed as Graham by observer. Dense golden-yellow flowers covering stems. Key phenological indicator species: forsythia bloom signals crabgrass pre-emergent window and other pest emergence thresholds.

EXIF: 2026-03-21 11:03:49, Kent area (4.8 mi from station). Heavy bloom on bare branches, no leaves yet. White-pink single flowers. Two photos (IMG_3398 close-up, IMG_3400 canopy). GDD₃₂ estimated (Kent Mar 19: 914.8).

EXIF: 2026-03-21 11:03:33, Kent area (4.8 mi from station). Bright green new leaves emerging among winter-purpled older foliage. GDD₃₂ estimated (Kent Mar 19: 914.8, today's not yet captured).

EXIF: 2026-03-21 11:03:15, Kent area (4.8 mi from station). Yellow flower clusters opening among winter-tinted foliage. GDD₃₂ estimated (Kent Mar 19: 914.8, today's not yet captured).

EXIF: 2026-03-21 10:11:04, Issaquah, WA. Very early bud break for Asian pear cultivar. Using Mar 20 cumulative GDD₃₂ (978.8); Mar 21 daily data pending weather capture.

EXIF: 2026-03-20 08:33:01, Issaquah, WA. Elongated buds splitting, green tips visible.

EXIF: 2026-03-20 08:32:46, Issaquah, WA. Early bud break on laceleaf cultivar.

EXIF: 2026-03-20 08:31:49, Issaquah, WA. Heavy drooping panicles fully open, white urn-shaped flowers. Last year's seed capsules still visible.

Leaves just emerging. GDD₃₂ estimated (Mar 18: 937.4 + ~20/day trend).

Started blooming 2 days ago as of Mar 19. No profile yet for this cultivar.

Leaf push starting in last 3 days as of Mar 19. Conversion file predicts first bloom at 973 GDD₃₂ / Mar 25 - leaf push before bloom is consistent.

Started blooming this week as of Mar 19. Key PNW native indicator species.

Started blooming in the last 6 days as of Mar 19. Midpoint ~Mar 14. Conversion file predicted 552 GDD₃₂ / Feb 22 - was 35% low.

EXIF: 2026-01-22 11:15:10, Issaquah, WA. Deep red flowers, classic winter bloom.

EXIF: 2025-07-17 06:48:11, Issaquah, WA. GDD₃₂ from Kent (no Issaquah 2025 data).

EXIF: 2025-05-09 13:00:45, Seattle area (2.0 km from Seattle station). First observation for this species. 'Concordia' is a golden-leaved cultivar. Caption from filename (no EXIF ImageDescription). Historical observation.