Hypericum perforatum

St John's Wort at Watson, ACT

Hypericum perforatum at Watson, ACT - 7 Mar 2022
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Identification history

Hypericum perforatum 8 Mar 2022 Tapirlord
Unidentified 8 Mar 2022 waltraud

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User's notes

Fruiting St John's Wort. Some plants are taller than 1m with a stem diameter around 1cm at the base. The fruits are still closed as of 7 march 2022). One fruit head may contain > 10.000 seeds; each seed will last around 13 years in the soil seed bank. FoMM sprayed StJW at this area till we run out of water to mix herbicide. We are now removing as many fruit heads as possible before the fruits split open to release their seeds.

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Nearby sightings

Page 1 of 2 - image sightings only

Pyrus calleryana (Callery Pear) at Watson, ACT - 10 Mar 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 10 Mar 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 10 Mar 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 10 Mar 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 10 Mar 2024 by waltraud
Bursaria spinosa subsp. lasiophylla (Australian Blackthorn) at Watson, ACT - 10 Mar 2024 by waltraud
Bursaria spinosa subsp. lasiophylla (Australian Blackthorn) at Watson, ACT - 10 Mar 2024 by waltraud
Bursaria spinosa subsp. lasiophylla (Australian Blackthorn) at Watson, ACT - 21 Feb 2024 by waltraud
Bursaria spinosa subsp. lasiophylla (Australian Blackthorn) at Watson, ACT - 21 Feb 2024 by waltraud
Glycine tabacina (Variable Glycine) at Watson, ACT - 21 Feb 2024 by waltraud
Nassella neesiana (Chilean Needlegrass) at The Fair, Watson - 21 Feb 2024 by waltraud
Hypericum perforatum (St John's Wort) at Watson, ACT - 19 Feb 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 15 Feb 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Mount Majura - 15 Feb 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 11 Feb 2024 by waltraud
Carex inversa (Knob Sedge) at Mount Majura - 11 Feb 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Mount Majura - 11 Feb 2024 by waltraud
Bursaria spinosa subsp. lasiophylla (Australian Blackthorn) at Mount Majura - 9 Feb 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 7 Feb 2024 by waltraud
Acrida conica (Giant green slantface) at Mount Majura - 7 Feb 2024 by MAX
Vittadinia sp. (Fuzzweed) at Mount Majura - 7 Feb 2024 by waltraud
Hypericum perforatum (St John's Wort) at Watson, ACT - 7 Feb 2024 by waltraud
Myrmecia nigriceps (Black-headed bull ant) at Mount Majura - 24 Jan 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 5 Jan 2024 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 5 Jan 2024 by waltraud
Acanthiza reguloides (Buff-rumped Thornbill) at Mount Majura - 15 Dec 2023 by brettguy80
Artamus cyanopterus (Dusky Woodswallow) at Mount Majura - 15 Dec 2023 by brettguy80
Pachycephala rufiventris (Rufous Whistler) at Mount Majura - 15 Dec 2023 by brettguy80
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 11 Dec 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 11 Dec 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 11 Dec 2023 by waltraud
Coryphistes ruricola (Bark-mimicking Grasshopper) at Mount Majura - 11 Dec 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Mount Majura - 11 Dec 2023 by waltraud
Tricoryne elatior (Yellow Rush Lily) at Mount Majura - 11 Dec 2023 by waltraud
Astroloma humifusum (Cranberry Heath) at Watson, ACT - 8 Sep 2023 by MAX
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 4 Sep 2023 by abread111
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 4 Sep 2023 by abread111
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 4 Sep 2023 by abread111
Carex breviculmis (Short-Stem Sedge) at Watson, ACT - 4 Sep 2023 by abread111
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 28 Aug 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 28 Aug 2023 by waltraud
Bursaria spinosa subsp. spinosa (Blackthorn, Boxthorn) at Watson, ACT - 28 Aug 2023 by abread111
Eucalyptus aggregata (Black Gum) at Watson, ACT - 28 Aug 2023 by abread111
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 28 Aug 2023 by abread111
Galium aparine (Goosegrass, Cleavers) at Watson, ACT - 28 Aug 2023 by abread111
Chrysocephalum semipapposum (Clustered Everlasting) at Watson, ACT - 21 Aug 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Aug 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Aug 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Aug 2023 by waltraud
Bursaria spinosa subsp. spinosa (Blackthorn, Boxthorn) at Watson, ACT - 21 Aug 2023 by abread111
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Aug 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 11 Aug 2023 by waltraud
Acacia baileyana (Cootamundra Wattle, Golden Mimosa) at Watson, ACT - 2 Aug 2023 by HappyWanderer
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 31 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 31 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 31 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 31 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 31 Jul 2023 by waltraud
Bursaria spinosa subsp. lasiophylla (Australian Blackthorn) at Watson, ACT - 31 Jul 2023 by abread111
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 31 Jul 2023 by abread111
Eucalyptus aggregata (Black Gum) at Watson, ACT - 24 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Jul 2023 by waltraud
Acacia baileyana x Acacia dealbata (Cootamundra Wattle x Silver Wattle (Hybrid)) at Watson, ACT - 21 Jul 2023 by waltraud
Nassella neesiana (Chilean Needlegrass) at Watson, ACT - 21 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 21 Jul 2023 by waltraud
Nassella neesiana (Chilean Needlegrass) at Watson, ACT - 10 Jul 2023 by waltraud
Nassella trichotoma (Serrated Tussock) at Watson, ACT - 10 Jul 2023 by waltraud
Eucalyptus globulus subsp. bicostata (Southern Blue Gum, Eurabbie) at Watson, ACT - 10 Jul 2023 by abread111
Tragopogon sp. (A Goatsbeard) at Watson, ACT - 26 Dec 2022 by abread111
Hypericum perforatum (St John's Wort) at Watson, ACT - 5 Apr 2022 by waltraud
Bursaria spinosa (Native Blackthorn, Sweet Bursaria) at Watson, ACT - 7 Mar 2022 by waltraud
Rutidosis leptorhynchoides (Button Wrinklewort) at Watson, ACT - 7 Mar 2022 by waltraud
Lactuca serriola (Prickly Lettuce) at Watson, ACT - 6 Mar 2022 by waltraud
Macrolepiota dolichaula (Macrolepiota dolichaula) at Watson, ACT - 6 Mar 2022 by waltraud
Dimorphotheca ecklonis (African Daisy) at Watson, ACT - 6 Feb 2022 by MAX
Bulbine bulbosa (Golden Lily) at Watson, ACT - 9 Aug 2021 by waltraud
Nassella neesiana (Chilean Needlegrass) at Watson, ACT - 15 May 2021 by waltraud
Lavandula stoechas (Spanish Lavender or Topped Lavender) at Watson, ACT - 18 Jan 2021 by waltraud
Geranium sp. Pleated sepals (D.E.Albrecht 4707) Vic. Herbarium at Watson, ACT - 31 Dec 2020 by abread111
Eryngium ovinum (Blue Devil) at Watson, ACT - 9 Dec 2020 by waltraud
Rytidosperma sp. (Wallaby Grass) at Watson, ACT - 9 Dec 2020 by waltraud
Geranium sp. Pleated sepals (D.E.Albrecht 4707) Vic. Herbarium at Watson, ACT - 9 Dec 2020 by waltraud
Rutidosis leptorhynchoides (Button Wrinklewort) at Watson, ACT - 9 Dec 2020 by waltraud
Xerochrysum viscosum (Sticky Everlasting) at Watson, ACT - 9 Dec 2020 by waltraud
Daucus glochidiatus (Australian Carrot) at Watson, ACT - 29 Nov 2020 by waltraud
Glycine tabacina (Variable Glycine) at Watson, ACT - 29 Nov 2020 by waltraud
Carex inversa (Knob Sedge) at Watson, ACT - 29 Nov 2020 by waltraud
Tricoryne elatior (Yellow Rush Lily) at Watson, ACT - 29 Nov 2020 by waltraud
Rytidosperma carphoides (Short Wallaby Grass) at Watson, ACT - 27 Nov 2020 by waltraud
Senecio madagascariensis (Madagascan Fireweed, Fireweed) at Watson, ACT - 9 Nov 2020 by waltraud
Euphorbia dallachyana (Mat Spurge, Caustic Weed) at Watson, ACT - 2 Nov 2020 by waltraud
Glycine tabacina (Variable Glycine) at Watson, ACT - 2 Nov 2020 by waltraud
Geranium solanderi (Native Geranium) at Watson, ACT - 2 Nov 2020 by waltraud
Carex inversa (Knob Sedge) at Watson, ACT - 12 Oct 2020 by waltraud
Eurymela fenestrata (Gum tree leafhopper) at Watson, ACT - 14 Dec 2019 by kdm
Pachycephala pectoralis (Golden Whistler) at Watson, ACT - 18 Jul 2019 by Lisa.Jok
Petroica boodang (Scarlet Robin) at Watson, ACT - 31 May 2019 by waltraud
Geranium solanderi (Native Geranium) at Watson, ACT - 25 Jan 2019 by waltraud

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Location information

Sighting information

  • 1,001 - 10,000 Abundance
  • 7 Mar 2022 10:20 AM Recorded on
  • waltraud Recorded by

Additional information

  • 30cm to 1 metre Plant height

Species information

Record quality

  • Images or audio
  • More than one media file
  • Confirmed by an expert moderator
  • Nearby sighting(s) of same species
  • GPS evidence of location
  • Description
  • Additional attributes
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